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AI Interviewers vs. ATS Screening in Technical Hiring

ATS resume screening can't keep up with tripled application volumes. Learn when AI interviewers improve consistency, cut costs, and where human review still wins.
Author
Vikas Aditya
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June 17, 2026
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3 min read

Why ATS resume screening is losing ground to AI interviewers in technical hiring

Estimated read time: 8 minutes

If you lead a technical hiring pipeline, your ATS is no longer the bottleneck you can ignore. Per the 2023 Ashby Talent Trends Report, applications per hire have roughly tripled, and keyword-matching ATS tools cannot keep pace with that volume. AI interviewer platforms — software that conducts structured, two-way candidate conversations using voice or video avatars and applies a consistent rubric to every response — are increasingly being used to supplement or replace ATS resume screening as the first filter in technical hiring. For recruiters and talent acquisition leaders, the practical question is which parts of screening to hand off to an AI interviewer and which to keep human.

The hiring crisis: what the 2023 data shows

Talent acquisition teams face a measurable volume problem. The Ashby report cited above also documents a significant rise in interviews per hire year-over-year; specific percentage changes vary by role and segment within the underlying dataset, but the trend line is consistent: recruiters spend more time filtering unqualified candidates than engaging promising ones.

Line chart from the Ashby Talent Trends Report showing applications per hire tripling over recent years

Credit - Ashby Talent Trends Report (2023)

For technical roles, the burden compounds. Hiring a developer or engineer typically requires more interview hours than a comparable non-technical role, though the exact gap varies by company, level, and source. The cost is not just financial. It is the opportunity cost of delayed projects, engineer interview load, and a recruiting process that cannot scale.

Cost-per-hire data from the SHRM 2022 Talent Access Report puts the average cost per hire at roughly $4,700, with senior and executive-level technical hires often running several times higher. These figures do not account for the hidden costs: recruiter overtime, engineering capacity consumed by interviews, and productivity loss when roles stay open for months.

Applications Per Hire Growth Over Recent Years
Source: Illustrative based on Ashby Talent Trends Report 2023 (applications per hire roughly tripled; index set to 100 in 2019)
Average Cost Per Hire by Role Level
Source: Illustrative based on SHRM 2022 Talent Access Report ($4,700 average; senior and executive levels described as running several times higher)

The hidden costs of traditional ATS screening

Traditional ATS-led hiring carries deeper costs that rarely appear on spreadsheets — and most of them land directly on the recruiter's desk.

Recruitment capacity is the first casualty. When recruiters spend the majority of their week on administrative tasks and initial screenings — a pattern reported across recruiter productivity surveys, including Ashby's — they have little time for the work that builds their credibility with hiring managers: sourcing passive talent, calibrating on role requirements, and managing candidate relationships through to offer.

Inconsistent evaluation is the second. Different interviewers ask different questions, evaluate against different standards, and bring different energy levels depending on the day. One candidate may face a rigorous technical grilling while another moves through with surface-level questions. For a recruiter, this inconsistency erodes trust with the hiring manager — every debrief becomes a negotiation over whether the signal is real or an artifact of who ran the screen.

Human bias is a related vulnerability. Research summarized by SHRM finds that unstructured interviews are vulnerable to unconscious bias — affecting decisions based on candidates' names, educational backgrounds, or even interview time slots. These biases also create legal exposure under frameworks such as NYC Local Law 144, EEOC guidance on algorithmic hiring tools, and the EU AI Act's high-risk classification for hiring systems.

Candidate experience is the final cost. According to CareerPlug's 2024 Candidate Experience Report, 52% of job seekers said they have declined a job offer because of a poor hiring experience. When candidates wait weeks for feedback or endure disorganized interviews, they share those experiences, which erodes employer brand.

The three pillars of modern technical hiring: objective, consistent, efficient

High-performing technical hiring teams share three operational traits: objective evaluation, consistent methodology, and efficient throughput. Each can be tied to a specific recruiter workflow change.

Three-pillar diagram labeled Objective screening, Consistent methodology, and Efficient processes, shown as the foundation of modern technical hiring

The three pillars of modern talent acquisition

Objective screening means every candidate is scored against the same rubric, independent of the interviewer's mood or the candidate's name. Specifically: define a rubric tied to the role's competencies, score against that rubric, and require evaluators to cite evidence from the response. Companies that adopt rubric-based screening report more comparable data across candidates and reduced reliance on gut-feel decisions. For a deeper look at rubric design, see our guide to structured technical interviews.

Consistent methodology means the same questions, the same rubric, and the same scoring pass for every candidate, whether they apply at 9 AM Monday or 11 PM Friday. This consistency produces data that can be benchmarked over time, so recruiters can refine criteria based on actual hire outcomes.

Efficient processes mean screening hundreds of candidates without proportionally adding recruiters or engineering interview load. Specifically, recruiters delegate first-round structured screens to an AI interviewer and reserve their own time for offer conversations, calibration, and pipeline strategy.

Large enterprises historically built this through standardized interview training, structured scorecards, and dedicated recruiting operations teams. AI interviewer tooling now puts a similar standard within reach of smaller teams.

How an AI interviewer works in technical hiring

An AI interviewer addresses volume directly: structured first-round conversations run in parallel, on candidate time, with scorecards delivered to recruiters rather than added to their calendars. Some HR teams report measurable reductions in time-to-fill after introducing AI-driven screening, though the magnitude of reduction varies by organization, role, and how the tool is integrated.

The bias-reduction case is more nuanced than vendor marketing suggests. Structured, rubric-driven evaluation is more consistent across candidates than human-led screens, because the same questions and scoring criteria apply to everyone. That consistency reduces some forms of interviewer variability, but AI systems can also encode bias from their training data, which is why frameworks such as NYC Local Law 144 require bias audits of automated employment decision tools.

For recruiters, an AI interviewer shifts the role from administrative coordinator to talent advisor. Instead of running repetitive first-round screens, recruiters can spend that time on candidate engagement, offer negotiation, and pipeline development. Practically, this means recruiters can review structured scorecards and recordings rather than conducting every introductory call themselves. For more on the recruiter productivity shift, see our post on recruiter workflows in technical hiring.

Where AI interviewing does not apply

AI interviewers are not the right fit for every role or context. Senior leadership hires, highly creative positions, and roles where cultural judgment is the primary signal still benefit from human-led conversations. Candidates with low-bandwidth internet connections, older hardware, or accessibility needs can be disadvantaged by video-based AI assessment, which is a reason to offer alternative formats. Jurisdictions including New York City and several U.S. states require bias audits and candidate notification for automated hiring tools; the EU AI Act classifies hiring systems as high-risk and imposes additional transparency obligations. Any AI interviewer deployment should account for these limits rather than treat the tool as universal.

What an AI interviewer replaces: HackerEarth OnScreen and Skill Assessments

HackerEarth offers two products that together cover the work an ATS resume scan used to do: OnScreen, an always-on AI interview platform using lifelike video avatars for role-calibrated conversations with candidates, and Skill Assessments, a configurable technical assessment product used by 500+ global enterprises for coding evaluation. Together, they map directly to the three pillars defined above.

Screenshot of a HackerEarth OnScreen AI video interview session with a candidate responding to a technical question

OnScreen addresses consistency through a deterministic rubric applied identically to every candidate, so evaluation is more consistent than human-led screens and does not vary by interviewer mood or fatigue — a human variable that structured rubrics eliminate. It addresses objectivity through KYC-grade identity verification that confirms the person interviewing is the person being evaluated — a control point that ATS resume screening has never offered. And it addresses efficiency through role-calibrated conversations that adapt to candidate responses, run on candidate time, and return a scorecard a recruiter can review. The underlying evaluation model is configured around the role's rubric and competencies rather than acting as a general-purpose chatbot; buyers should confirm training-data and audit specifics with HackerEarth directly. Skill Assessments cover the coding evaluation layer, with a library of role-mapped questions across 40+ programming languages and a browser-based code-execution environment. HackerEarth's customer stories include examples of teams using these products in technical screening pipelines.

A note on what is and is not claimed: specific IDE integrations, plagiarism-detection capabilities, and weekly time-savings figures depend on plan and configuration, and prospective buyers should confirm scope with HackerEarth directly rather than rely on aggregated marketing numbers.

If you are evaluating a first-round screening change, a practical starting point is to pilot a structured AI interviewer alongside your current process for 60–90 days on a single role family, then compare scorecard data to hire outcomes before broader rollout.

See it in your workflow: Request an OnScreen demo to walk through the structured interview flow, identity verification, and scorecard review on a role of your choice.

FAQ

What is an AI interviewer — and what is it not? An AI interviewer is a first-round structured screen, not a hiring decision-maker. It is also not a replacement for hiring-manager judgment on scope, level, or team fit. The definition breaks down in practice when teams use AI interview scores as a sole pass/fail gate rather than one signal in a scorecard reviewed by a recruiter and hiring manager.

Does AI interviewing reduce bias? AI interviewing can reduce some forms of interviewer variability because the same questions and rubric apply to every candidate. It does not eliminate bias: AI systems can encode bias from training data, which is why jurisdictions such as New York City require bias audits of automated employment decision tools under Local Law 144.

How does an AI interview agent work? An AI interview agent presents questions to a candidate, captures responses (text, voice, or video), evaluates them against a predefined rubric, and returns a structured score. Platforms such as HackerEarth's OnScreen add identity verification and role-calibrated conversations that adapt to candidate responses through a lifelike video avatar.

Does replacing ATS resume screening mean removing resume review entirely? No. Resumes still matter for verifying credentials, employment history, and clearances that an interview cannot surface in a short window. The shift is sequencing: skills demonstration moves earlier in the funnel (via a structured AI interview or coding exercise), and resume review becomes a supporting check rather than the primary filter.

Are AI interviewers legal to use in hiring? In most jurisdictions, yes, with conditions. NYC Local Law 144 requires bias audits and candidate notification. The EU AI Act classifies hiring AI as high-risk and imposes transparency requirements. EEOC guidance applies to algorithmic hiring tools in the U.S. Confirm requirements in each jurisdiction where you hire.

When should you not use an AI interviewer? Senior leadership roles, highly creative positions, and contexts where candidate accessibility or connectivity is a concern are usually better served by human-led or hybrid formats.

Key takeaways on AI interviewer adoption

  • ATS resume keyword screening cannot keep up with application volumes that have roughly tripled, per the 2023 Ashby Talent Trends Report.
  • Cost per hire averages around $4,700 per SHRM, with senior technical hires running materially higher.
  • An AI interviewer applies a consistent rubric to every candidate, which is more consistent across candidates than human-led screens but does not eliminate bias.
  • Regulatory frameworks (NYC Local Law 144, EU AI Act, EEOC guidance) apply to automated hiring tools and should shape deployment.
  • A 60–90 day pilot on a single role family, with scorecard data compared to hire outcomes, is a practical way to evaluate an AI interviewer before broader rollout.

How Recruiting Automation is changing the talent game

Hiring has always been a challenge, but in today’s competitive market, it feels tougher than ever. The best candidates often juggle multiple offers, and companies that move too slowly lose out. On top of that, recruiters spend hours on repetitive work — scanning resumes, coordinating interviews, chasing paperwork.
Author
Medha Bisht
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November 18, 2025
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3 min read

Why recruiting automation matters today

Hiring has always been a challenge, but in today’s competitive market, it feels tougher than ever. The best candidates often juggle multiple offers, and companies that move too slowly lose out. On top of that, recruiters spend hours on repetitive work — scanning resumes, coordinating interviews, chasing paperwork.

This is where recruiting automation steps in. What was once considered a niche HR tool has now become a business essential. Done right, automation doesn’t replace human recruiters. Instead, it makes them more effective by freeing them from manual tasks so they can focus on building relationships and making smarter hiring decisions.

What recruiting automation really means

At its core, recruiting automation uses technology to handle tasks that recruiters traditionally did by hand. Think of activities like sourcing candidates, screening resumes, scheduling interviews, sending reminders, or even creating onboarding documents.

This idea is part of a bigger trend called hyperautomation, where multiple technologies like AI, machine learning, and robotic process automation come together to streamline entire workflows. In recruiting, it means integrating tools so that everything from finding talent to managing employee records connects smoothly. The real power lies in building an end-to-end system where data flows seamlessly across HR and business platforms. This way, hiring isn’t just a standalone process but part of the organization’s larger growth strategy.

How AI recruiting automation delivers results

The business case for AI recruiting automation isn’t just about saving effort — it’s about measurable returns.

Cutting time-to-hire

Speed is critical. The average time-to-hire in 2025 is 36 days, which leaves plenty of room for improvement. Companies like United HR Solutions showed how AI platforms reduced time-to-hire by 45% and time-to-fill by 47%. In many cases, automation slashes hiring time by 30–50%.

When candidates receive faster responses and quick offers, companies avoid losing them to competitors. This also reduces the cost of vacant positions and boosts candidate satisfaction.

Reducing cost-per-hire

Hiring is expensive. Globally, the average cost per hire is around $4,683 when factoring in ads, recruiter hours, and agency fees. Manual scheduling alone can eat up five hours per candidate.

Automation cuts these costs significantly. Studies show administrative overhead can drop by up to 80%. Some reports estimate that AI recruiters can save as much as $16,000 per hire, thanks to faster shortlisting and reduced manual screening.

Another advantage: while manual costs rise with the number of hires, automated systems stay stable, making them ideal for fast-growing companies.

Improving candidate quality

Automation also raises the bar on candidate quality. AI tools focus on skills and experience, reducing unconscious bias and creating a fairer process. Resume-screening accuracy can reach 85–95%, far higher than manual reviews.

Case studies show a 40% boost in candidate quality scores and a 36% rise in sourcing quality after automation. Hiring better-fit employees lowers turnover, saving money and building stronger teams.

Enhancing candidate experience

Today’s candidates expect fast, transparent communication. Automation ensures they get it. Chatbots answer questions 24/7, automated emails provide updates, and scheduling tools let candidates book interviews at their convenience.

Companies using these tools report a 49% drop in candidate drop-off and a 44% increase in satisfaction. For example, the American Heart Association doubled its sourcing activity and boosted recruiter engagement by 50% after cutting administrative work with automation.

Smarter tools: the HackerEarth example

Automation isn’t one-size-fits-all. Some platforms are designed for specific industries. HackerEarth, for instance, specializes in tech hiring.

Best practices for recruiting automation

Adopting recruiting automation requires more than just buying software. Success depends on strategy and people.

Choosing the right platform

Pick tools that are scalable, easy to use, and able to integrate with your HR stack. 

Building seamless integrations

An Applicant Tracking System (ATS) often serves as the hub. The best setups integrate with CRMs, payroll, and learning platforms. Tools like Zapier help connect different apps into a unified workflow.

Managing change and training teams

Resistance is common. Recruiters may worry about losing relevance or struggling with new tools. The solution is open communication and involvement. Bringing teams into the process early can increase adoption success rates. Hands-on training and continuous learning opportunities ease fears and ensure recruiters can fully use the new system.

The future of recruiting automation

The new Role of recruiters

Contrary to fears, AI will not replace recruiters. Instead, it will reshape their role. The best outcomes will come from a human-AI hybrid model. Recruiters will be able to focus more on relationship-building, candidate engagement, and employer branding, while automation provides efficiency and insights. Those who embrace this partnership will be the most successful in the talent market of the future.

Conclusion: The smarter way forward

Recruiting automation is no longer optional. It speeds up hiring, cuts costs, improves candidate quality, and enhances the overall experience. It’s about creating a partnership where automation handles the repetitive work, and recruiters focus on what they do best: building connections and making smart, strategic choices.

As competition for talent grows, the companies that thrive will be the ones that adopt automation thoughtfully and use it to empower their people. The message is clear: the future of hiring is human and automated — working together to create stronger, smarter organizations.

FAQs on recruiting automation

How does automation improve candidate experience?

By giving faster responses, consistent updates, and convenient scheduling. Chatbots answer questions anytime, and candidates can book interviews without delays. This respect for their time builds trust and strengthens employer branding.

Can automation replace human recruiters?

No. Automation is great for repetitive, high-volume tasks like screening or scheduling. But recruiters bring empathy, judgment, and cultural insight that machines can’t replicate. The future is about working together, not replacement.

How I used VibeCode Arena platform to build code using AI and learnt how to improve it

How a developer used VibeCoding to generate Image Carousal code using VibeCode Arena platform and used objective evaluations to improve the LLM generated code
Author
Vineet Khandelwal
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November 8, 2025
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3 min read

I Used AI to Build a "Simple Image Carousel" at VibeCodeArena. It Found 15+ Issues and Taught Me How to Fix Them.

My Learning Journey

I wanted to understand what separates working code from good code. So I used VibeCodeArena.ai to pick a problem statement where different LLMs produce code for the same prompt. Upon landing on the main page of VibeCodeArena, I could see different challenges. Since I was interested in an Image carousal application, I picked the challenge with the prompt "Make a simple image carousel that lets users click 'next' and 'previous' buttons to cycle through images."

Within seconds, I had code from multiple LLMs, including DeepSeek, Mistral, GPT, and Llama. Each code sample also had an objective evaluation score. I was pleasantly surprised to see so many solutions for the same problem. I picked gpt-oss-20b model from OpenAI. For this experiment, I wanted to focus on learning how to code better so either one of the LLMs could have worked. But VibeCodeArena can also be used to evaluate different LLMs to help make a decision about which model to use for what problem statement.

The model had produced a clean HTML, CSS, and JavaScript. The code looked professional. I could see the preview of the code by clicking on the render icon. It worked perfectly in my browser. The carousel was smooth, and the images loaded beautifully.

But was it actually good code?

I had no idea. That's when I decided to look at the evaluation metrics

What I Thought Was "Good Code"

A working image carousel with:

  • Clean, semantic HTML
  • Smooth CSS transitions
  • Keyboard navigation support
  • ARIA labels for accessibility
  • Error handling for failed images

It looked like something a senior developer would write. But I had questions:

Was it secure? Was it optimized? Would it scale? Were there better ways to structure it?

Without objective evaluation, I had no answers. So, I proceeded to look at the detailed evaluation metrics for this code

What VibeCodeArena's Evaluation Showed

The platform's objective evaluation revealed issues I never would have spotted:

Security Vulnerabilities (The Scary Ones)

No Content Security Policy (CSP): My carousel was wide open to XSS attacks. Anyone could inject malicious scripts through the image URLs or manipulate the DOM. VibeCodeArena flagged this immediately and recommended implementing CSP headers.

Missing Input Validation: The platform pointed out that while the code handles image errors, it doesn't validate or sanitize the image sources. A malicious actor could potentially exploit this.

Hardcoded Configuration: Image URLs and settings were hardcoded directly in the code. The platform recommended using environment variables instead - a best practice I completely overlooked.

SQL Injection Vulnerability Patterns: Even though this carousel doesn't use a database, the platform flagged coding patterns that could lead to SQL injection in similar contexts. This kind of forward-thinking analysis helps prevent copy-paste security disasters.

Performance Problems (The Silent Killers)

DOM Structure Depth (15 levels): VibeCodeArena measured my DOM at 15 levels deep. I had no idea. This creates unnecessary rendering overhead that would get worse as the carousel scales.

Expensive DOM Queries: The JavaScript was repeatedly querying the DOM without caching results. Under load, this would create performance bottlenecks I'd never notice in local testing.

Missing Performance Optimizations: The platform provided a checklist of optimizations I didn't even know existed:

  • No DNS-prefetch hints for external image domains
  • Missing width/height attributes causing layout shift
  • No preload directives for critical resources
  • Missing CSS containment properties
  • No will-change property for animated elements

Each of these seems minor, but together they compound into a poor user experience.

Code Quality Issues (The Technical Debt)

High Nesting Depth (4 levels): My JavaScript had logic nested 4 levels deep. VibeCodeArena flagged this as a maintainability concern and suggested flattening the logic.

Overly Specific CSS Selectors (depth: 9): My CSS had selectors 9 levels deep, making it brittle and hard to refactor. I thought I was being thorough; I was actually creating maintenance nightmares.

Code Duplication (7.9%): The platform detected nearly 8% code duplication across files. That's technical debt accumulating from day one.

Moderate Maintainability Index (67.5): While not terrible, the platform showed there's significant room for improvement in code maintainability.

Missing Best Practices (The Professional Touches)

The platform also flagged missing elements that separate hobby projects from professional code:

  • No 'use strict' directive in JavaScript
  • Missing package.json for dependency management
  • No test files
  • Missing README documentation
  • No .gitignore or version control setup
  • Could use functional array methods for cleaner code
  • Missing CSS animations for enhanced UX

The "Aha" Moment

Here's what hit me: I had no framework for evaluating code quality beyond "does it work?"

The carousel functioned. It was accessible. It had error handling. But I couldn't tell you if it was secure, optimized, or maintainable.

VibeCodeArena gave me that framework. It didn't just point out problems, it taught me what production-ready code looks like.

My New Workflow: The Learning Loop

This is when I discovered the real power of the platform. Here's my process now:

Step 1: Generate Code Using VibeCodeArena

I start with a prompt and let the AI generate the initial solution. This gives me a working baseline.

Step 2: Analyze Across Several Metrics

I can get comprehensive analysis across:

  • Security vulnerabilities
  • Performance/Efficiency issues
  • Performance optimization opportunities
  • Code Quality improvements

This is where I learn. Each issue includes explanation of why it matters and how to fix it.

Step 3: Click "Challenge" and Improve

Here's the game-changer: I click the "Challenge" button and start fixing the issues based on the suggestions. This turns passive reading into active learning.

Do I implement CSP headers correctly? Does flattening the nested logic actually improve readability? What happens when I add dns-prefetch hints?

I can even use AI to help improve my code. For this action, I can use from a list of several available models that don't need to be the same one that generated the code. This helps me to explore which models are good at what kind of tasks.

For my experiment, I decided to work on two suggestions provided by VibeCodeArena by preloading critical CSS/JS resources with <link rel="preload"> for faster rendering in index.html and by adding explicit width and height attributes to images to prevent layout shift in index.html. The code editor gave me change summary before I submitted by code for evaluation.

Step 4: Submit for Evaluation

After making improvements, I submit my code for evaluation. Now I see:

  • What actually improved (and by how much)
  • What new issues I might have introduced
  • Where I still have room to grow

Step 5: Hey, I Can Beat AI

My changes helped improve the performance metric of this simple code from 82% to 83% - Yay! But this was just one small change. I now believe that by acting upon multiple suggestions, I can easily improve the quality of the code that I write versus just relying on prompts.

Each improvement can move me up the leaderboard. I'm not just learning in isolation—I'm seeing how my solutions compare to other developers and AI models.

So, this is the loop: Generate → Analyze → Challenge → Improve → Measure → Repeat.

Every iteration makes me better at both evaluating AI code and writing better prompts.

What This Means for Learning to Code with AI

This experience taught me three critical lessons:

1. Working ≠ Good Code

AI models are incredible at generating code that functions. But "it works" tells you nothing about security, performance, or maintainability.

The gap between "functional" and "production-ready" is where real learning happens. VibeCodeArena makes that gap visible and teachable.

2. Improvement Requires Measurement

I used to iterate on code blindly: "This seems better... I think?"

Now I know exactly what improved. When I flatten nested logic, I see the maintainability index go up. When I add CSP headers, I see security scores improve. When I optimize selectors, I see performance gains.

Measurement transforms vague improvement into concrete progress.

3. Competition Accelerates Learning

The leaderboard changed everything for me. I'm not just trying to write "good enough" code—I'm trying to climb past other developers and even beat the AI models.

This competitive element keeps me pushing to learn one more optimization, fix one more issue, implement one more best practice.

How the Platform Helps Me Become A Better Programmer

VibeCodeArena isn't just an evaluation tool—it's a structured learning environment. Here's what makes it effective:

Immediate Feedback: I see issues the moment I submit code, not weeks later in code review.

Contextual Education: Each issue comes with explanation and guidance. I learn why something matters, not just that it's wrong.

Iterative Improvement: The "Challenge" button transforms evaluation into action. I learn by doing, not just reading.

Measurable Progress: I can track my improvement over time—both in code quality scores and leaderboard position.

Comparative Learning: Seeing how my solutions stack up against others shows me what's possible and motivates me to reach higher.

What I've Learned So Far

Through this iterative process, I've gained practical knowledge I never would have developed just reading documentation:

  • How to implement Content Security Policy correctly
  • Why DOM depth matters for rendering performance
  • What CSS containment does and when to use it
  • How to structure code for better maintainability
  • Which performance optimizations actually make a difference

Each "Challenge" cycle teaches me something new. And because I'm measuring the impact, I know what actually works.

The Bottom Line

AI coding tools are incredible for generating starting points. But they don't produce high quality code and can't teach you what good code looks like or how to improve it.

VibeCodeArena bridges that gap by providing:

✓ Objective analysis that shows you what's actually wrong
✓ Educational feedback that explains why it matters
✓ A "Challenge" system that turns learning into action
✓ Measurable improvement tracking so you know what works
✓ Competitive motivation through leaderboards

My "simple image carousel" taught me an important lesson: The real skill isn't generating code with AI. It's knowing how to evaluate it, improve it, and learn from the process.

The future of AI-assisted development isn't just about prompting better. It's about developing the judgment to make AI-generated code production-ready. That requires structured learning, objective feedback, and iterative improvement. And that's exactly what VibeCodeArena delivers.

Here is a link to the code for the image carousal I used for my learning journey

#AIcoding #WebDevelopment #CodeQuality #VibeCoding #SoftwareEngineering #LearningToCode

Vibe Coding: How It's Shaping the Future of Software Development

A New Era of Code Vibe coding is a new method of using natural language prompts and AI tools to generate code. I have seen firsthand that this change Discover how vibe coding is reshaping software development. Learn about its benefits, challenges, and what it means for developers in the AI era.
Author
Vishwastam Shukla
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April 22, 2026
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3 min read

AI is not replacing developers — it is redefining how code gets created. A growing wave of software professionals now describe what they want in plain English and let AI generate the code. This approach has a name: vibe coding.

Since the term was coined in early 2025, vibe coding has gone from a niche Twitter concept to a mainstream development methodology. A 2025 GitHub survey found that 92% of developers now use AI coding tools in some capacity, and roughly 46% of new code in enterprise environments is AI-generated. Whether you are an experienced engineer, a product manager prototyping an idea, or a recruiter evaluating technical talent, understanding vibe coding is no longer optional.

This guide breaks down what vibe coding means, how it works, the tools driving it, and where it is headed — including its direct impact on developer hiring and technical skills assessment.

Vibe Coding Difference

What Is Vibe Coding? (Definition & Meaning)

Vibe Coding Definition

Vibe coding is an AI-assisted approach to software development where you describe what you want to build using natural language prompts, and an AI model generates the corresponding code. Instead of writing every function and class manually, you communicate your intent — the "vibe" of what the software should do — and iterate on the AI's output through follow-up prompts and refinements.

The vibe coding meaning centers on a fundamental shift: development becomes intent-driven rather than syntax-driven. You focus on what the software should accomplish, and the AI handles how to write it.

Origin & Evolution of the Term

The term "vibe coding" was coined by Andrej Karpathy — former Tesla AI director and OpenAI co-founder — in a February 2025 post on X (formerly Twitter). Karpathy described his workflow as one where he would "fully give in to the vibes, embrace exponentials, and forget that the code even exists." He would describe features in natural language, accept the AI's suggestions, and only course-correct when something broke.

The concept resonated immediately. Within months, "vibe coding" entered mainstream developer vocabulary. By late 2025, Collins Dictionary shortlisted it as a word of the year candidate, signaling just how rapidly the idea moved from AI-insider slang to broad cultural awareness.

How It Differs From Traditional Coding

Traditional development is syntax-centric. You write precise instructions in a programming language, manage dependencies, and debug line by line. Vibe coding flips this model.

Aspect Traditional Coding Vibe Coding
Input Code written in a programming language Natural language prompts describing intent
Core skill Syntax mastery, language fluency Prompt clarity, architectural thinking
Debugging Line-by-line manual review Iterative prompting and AI-assisted fixes
Speed Slower, methodical Rapid generation and iteration
Best for Complex, production-grade systems Prototypes, MVPs, internal tools, learning

The shift does not eliminate the need for programming knowledge. It changes where that knowledge matters most — from writing code to reviewing, directing, and architecting it.

How Vibe Coding Works (Process)

Natural Language Prompts

The process starts with a prompt. You describe the feature, function, or application you want in plain language. For example:

  • "Build a REST API in Python that accepts a JSON payload with user data and stores it in a PostgreSQL database."
  • "Create a React dashboard component that displays a line chart of monthly revenue from this data structure."

The quality of the output depends heavily on the quality of the prompt. Specific, well-structured prompts with clear constraints produce significantly better results than vague requests.

AI Code Generation & Iteration

Once you submit the prompt, the AI model generates the code. This is rarely a one-shot process. The real workflow involves iterative refinement — you review the output, identify gaps or errors, and submit follow-up prompts to adjust.

For instance, after receiving an initial API scaffold, you might prompt: "Add input validation for the email field and return a 422 error for malformed requests." The AI updates the code accordingly. This back-and-forth loop is the core of vibe coding — a conversation between developer intent and AI execution.

Testing & Refinement

AI-generated code must still be tested. This step remains your responsibility. You run unit tests, check edge cases, verify security, and ensure the output aligns with your architectural requirements. Vibe coding accelerates the creation phase, but the validation phase requires the same rigor as traditional development — sometimes more, because AI can produce code that works superficially but contains subtle bugs or inefficiencies.

Popular Vibe Coding Tools & Platforms

Leading AI Coding Assistants

Several AI tools have become central to the vibe coding workflow:

  • GitHub Copilot — Integrated directly into VS Code and JetBrains IDEs, Copilot autocompletes code and generates functions from comments. It remains the most widely adopted AI coding assistant.
  • Claude Code (Anthropic) — A terminal-based coding agent that can read your codebase, make multi-file edits, and execute commands. Especially strong for complex refactoring tasks.
  • ChatGPT (OpenAI) — Widely used for generating code snippets, debugging, and explaining existing code. The Canvas feature allows in-line code editing within the chat interface.
  • Gemini (Google) — Google's multimodal model offers code generation within Google AI Studio and is increasingly integrated into Google Cloud workflows.

IDE Integrations & Plugins

The most effective vibe coding tools work where developers already spend their time:

  • Cursor — A VS Code fork purpose-built for AI-assisted development. It indexes your entire codebase for context-aware suggestions and supports multi-file edits from a single prompt. Cursor has become the default IDE for many vibe coders.
  • JetBrains AI Assistant — Brings AI code generation, refactoring, and explanation directly into IntelliJ, PyCharm, and other JetBrains products.
  • Codeium / Windsurf — Free-tier AI assistants that integrate across multiple IDEs and offer autocomplete, chat, and code search.

Emerging Platforms Built for Vibe Coding

A new category of platforms is designed specifically for natural-language-first development:

  • Replit Agent — Describe an app in plain language and Replit builds, deploys, and hosts it. Ideal for rapid prototyping and learning.
  • Lovable — A platform that converts natural language descriptions into full-stack web applications, targeting non-technical founders and product teams.
  • Bolt.new — Browser-based AI coding environment that generates and deploys apps from prompts, with real-time preview.
  • Base44 — Focused on building internal tools and business applications through conversational prompts.

Benefits of Vibe Coding

Faster Prototyping & MVP Development

Vibe coding dramatically compresses the time from idea to working prototype. Tasks that previously required days or weeks of manual development can now be completed in hours. Product managers can build functional demos to validate concepts before committing engineering resources. Founders can present working prototypes to investors instead of slide decks.

Lowered Entry Barrier for Beginners

People without formal programming training can now build functional applications. A marketer can create a custom data dashboard. A designer can prototype an interactive UI. This democratization of software creation expands who can participate in building technology — though understanding code still matters for anything beyond simple applications.

Focus on Intent & Logic Over Syntax

Vibe coding frees experienced developers from repetitive boilerplate code. Instead of spending time on syntax, bracket matching, and import statements, you focus on higher-level decisions: system architecture, data flow, user experience, and business logic. The mental energy saved on implementation details can be redirected to design and optimization.

Increased Productivity for Experienced Developers

For senior engineers, vibe coding is a force multiplier. At National Australia Bank, roughly half of production code is now generated by AWS Q Developer, allowing engineers to focus on architecture and code review. AI handles the scaffolding; the developer handles the judgment. When combined with strong coding interview practices, this shift highlights why architectural thinking is becoming the premium skill in technical hiring.

Limitations & Challenges

Code Quality & Security Concerns

AI-generated code can introduce security vulnerabilities that are not immediately obvious. Models may produce code with hardcoded credentials, SQL injection susceptibility, or improper input validation — not because the AI is malicious, but because it optimizes for functional correctness over security hardening. Every line of AI-generated code requires the same security review you would apply to code from a junior developer.

Technical Debt & Maintainability

Rapid code generation can create architectural debt. AI tools often produce code that works but lacks consistent patterns, proper abstraction, or documentation. Over time, this results in codebases that are difficult to maintain, extend, or debug. The speed advantage of vibe coding can become a liability if teams do not enforce code review standards and architectural guidelines.

Need for Human Oversight

AI outputs still require deep, informed review. The developer's role shifts from writer to editor and architect — but that role becomes more critical, not less. Accepting AI-generated code without understanding it creates fragile systems. Organizations that rely on technical assessments to evaluate candidates should now test for code review ability and architectural reasoning, not just the ability to write code from scratch.

Vibe Coding and AI Jobs & Skills

Impact on Developer Roles

Vibe coding is reshaping what it means to be a software developer. Writing code is becoming a smaller portion of the job. Reviewing, directing, and testing AI-generated code — along with system design, architecture decisions, and performance optimization — are where experienced developers add the most value.

This shift affects hiring directly. Companies evaluating technical candidates increasingly need to assess problem-solving and system design skills rather than syntax recall. Platforms designed for AI-assisted technical interviews are adapting their evaluations to reflect this new reality.

New Skill Sets and Courses

A new category of skills is emerging around vibe coding:

  • Prompt engineering — Crafting precise, context-rich prompts that produce high-quality code output.
  • AI-assisted development workflows — Knowing when to use AI generation, when to write manually, and how to review AI output effectively.
  • Architecture-first thinking — Designing systems at a high level before using AI to generate implementation details.

Online courses and bootcamps are beginning to incorporate these skills, though formal "vibe coding courses" are still in early stages. The developers who combine traditional programming knowledge with strong AI collaboration skills will be the most valuable hires.

Job Opportunities Emerging Around AI-Driven Development

New roles are appearing: AI code reviewer, prompt engineer, AI integration specialist, and agent orchestrator. At the same time, existing roles are evolving. Full-stack developers are expected to leverage AI tools as part of their standard workflow. Companies building candidate sourcing strategies for 2026 are already factoring AI-assisted development skills into their job requirements and screening criteria.

Future Trends & Industry Adoption

AI Becoming a First-Class Partner in Development

The trajectory is clear: AI is moving from a code-suggestion tool to a full development partner. Agentic AI systems — agents that can plan, execute, test, and iterate autonomously — are being integrated throughout the software development lifecycle. Tools like Replit Agent and Claude Code already operate at this level for simpler tasks. Within the next two years, expect AI agents to handle multi-step feature development with minimal human intervention.

Toolchain & API Evolution for AI-Friendly Development

Development toolchains are being redesigned for AI collaboration. APIs are becoming more standardized and self-documenting to improve AI comprehension. CI/CD pipelines are adding AI checkpoints for automated code review. Online coding interview platforms are incorporating AI-generated challenges and real-time code collaboration features that reflect how modern development actually works.

How Vibe Coding Could Shape Software Engineering

Vibe coding represents a fundamental shift comparable to the move from assembly language to high-level programming languages. It does not eliminate the need for skilled engineers — it raises the floor of what one person can build while raising the ceiling of what matters in professional software development.

The developers who thrive will be those who use AI to amplify their expertise, not replace their understanding. As Karpathy himself noted, the approach works best when you have enough experience to recognize when the AI gets it wrong. For organizations, the imperative is clear: invest in evaluating and developing the architectural, design, and review skills that define great engineering in the vibe coding era.

Conclusion

Vibe coding is reshaping software development from the ground up. By enabling developers and non-developers alike to build software through natural language prompts, it accelerates prototyping, lowers barriers to entry, and shifts the developer's core value toward architecture, review, and system design.

The technology is powerful but not without risks. Security vulnerabilities, technical debt, and the need for human oversight remain real challenges. The most effective teams will be those that combine AI-assisted speed with disciplined engineering practices.

For hiring teams, the implications are immediate. Evaluating candidates on syntax knowledge alone is no longer sufficient. Assessing architectural thinking, code review ability, and AI collaboration skills is now essential. Tools like HackerEarth FaceCode enable real-time technical interviews that test exactly these higher-order skills — ensuring your hiring process keeps pace with how software is actually being built today.

Frequently Asked Questions

What is vibe coding?

Vibe coding is an AI-assisted software development approach where you use natural language prompts to generate code. Instead of writing every line manually, you describe your intent and an AI model produces the code, which you then review, test, and refine. The term was coined by Andrej Karpathy in February 2025.

Is vibe coding the future of software development?

Vibe coding is becoming a significant part of software development, especially for prototyping, MVPs, and internal tools. However, complex production systems still require experienced engineers for architecture, security review, and optimization. It is more accurate to view vibe coding as an evolution of the developer's toolkit rather than a complete replacement for traditional development.

Can non-developers use vibe coding?

Yes. Platforms like Replit Agent, Lovable, and Bolt.new allow people without formal programming training to build functional applications using natural language descriptions. However, building anything beyond simple applications still benefits from understanding programming fundamentals, debugging, and system architecture.

What tools support vibe coding?

Leading vibe coding tools include GitHub Copilot, Cursor, Claude Code, ChatGPT, Replit Agent, Lovable, and Bolt.new. IDE integrations for VS Code and JetBrains bring AI assistance directly into existing developer workflows. The best tool depends on your use case — Cursor and Claude Code suit experienced developers, while Replit and Lovable target rapid prototyping and beginners.

Does vibe coding replace traditional developers?

No. Vibe coding changes what developers spend their time on, shifting the focus from writing code to reviewing, directing, and architecting it. The need for experienced engineers who understand system design, security, and performance optimization increases as AI-generated code becomes more prevalent. Human oversight remains essential for production-quality software.

Are there risks to vibe coding?

Yes. Key risks include security vulnerabilities in AI-generated code, accumulation of technical debt from inconsistent code patterns, and the danger of accepting AI output without thorough review. Organizations must maintain rigorous code review standards and security testing regardless of whether code is written by a human or generated by AI.

How Candidates Cheat on Technical Assessments in 2026

ChatGPT, proxy candidates, virtual machines — see how candidates cheat on coding tests and which proctoring controls actually work against each method.
Author
Nischal V Chadaga
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May 20, 2026
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3 min read

How candidates cheat in online technical assessments (and how to catch them)

Cheating in online technical assessments is now an AI problem, not a copy-paste problem. Candidates use ChatGPT to write code, hire stand-ins through Discord servers, run virtual machines to hide secondary screens, and route entire interviews through AI tools that whisper answers in real time. Research from Canvas8 and Multiverse in 2024 found that roughly half of job seekers admit to using generative AI to misrepresent their skills during applications or assessments — a number that has reset what "honest signal" means in technical hiring.

This article covers the tactics candidates actually use, the controls that work against each one, and the trade-offs of every prevention method. Some proctoring techniques degrade candidate experience. Some flag honest candidates. We name those costs where they exist.

Distribution of Cheating Tactics in Online Technical Assessments
Source: HackerEarth assessments data ranking order

Why cheating in online technical assessments matters more now

The cost of a wrong technical hire has not changed much — Forbes reports that replacing an employee can cost roughly 30% of their annual salary, and several multiples of salary for senior engineering roles. What has changed is the volume of unreliable signal entering the funnel.

Three shifts matter:

  • AI-generated CVs reach screening stage at a rate that did not exist before 2023. According to a 2024 Neurosight survey reported by The Times, roughly half of graduate applicants are now using AI tools to write or polish their applications, and recruiters increasingly observe LLM-style polishing across incoming resumes for technical roles.
  • Coding assessments are the easiest stage to fake. In our experience, a take-home that takes an honest candidate four hours can often be completed by ChatGPT or Claude in a fraction of that time.
  • Proxy candidates are organized. Reports indicate that Discord servers and Telegram groups run "interview-as-a-service" pricing for popular companies.

Assessments designed to be a signal filter are increasingly a noise filter. That changes what proctoring needs to do.

The four cheating tactics that matter — and what to do about them

Bar chart showing the distribution of common cheating tactics in online technical assessments
Figure: Distribution of common cheating tactics observed in technical assessments. Source: HackerEarth internal customer reports.

Most cheating in online technical assessments today falls into four buckets. We've ordered them by how often we see them in customer reports, not by sophistication.

Using ChatGPT and other AI tools to write code

This is the most common cheating method on take-home assignments and unproctored coding tests. Candidates paste the problem into ChatGPT, Claude, or GitHub Copilot, copy the output, and submit. For many common algorithmic problems, LLMs frequently produce solutions that pass standard test cases on the first attempt.

What this looks like in practice: a junior backend candidate submits a clean implementation of a graph traversal problem with idiomatic Python, but cannot explain their choice of data structure in the follow-up interview. The code is correct. The candidate isn't.

What works against it:

  • Disable copy-paste into the code editor. This catches the laziest attempts and slows down the rest.
  • Use problems that require context from a provided codebase rather than standalone algorithms. LLMs do worse when the problem requires reading 200 lines of unfamiliar code first.
  • Add a 10-minute follow-up conversation where the candidate explains their solution. Most LLM-assisted candidates fail this within two questions.
  • Track typing patterns. A candidate who pastes a complete solution in one keystroke is different from one who writes it. Most assessment platforms flag this, though false positives exist for candidates who draft elsewhere and paste.

Trade-offs to name honestly: restricting copy-paste degrades the experience for candidates who legitimately draft in their own editor. Some senior engineers find this insulting. The fix is to communicate the restriction up front and limit it to junior screens, where the volume justifies the friction.

Hiring a proxy to take the assessment

Proxy candidates are the most expensive form of cheating to detect and the most damaging when missed. The setup ranges from a friend taking the test on the candidate's laptop, to paid services that complete entire interview loops on the candidate's behalf.

What works against it:

  • Identity verification at the start of the session — government ID matched against a webcam capture. KYC-grade verification is the standard, not optional. Restrict test access to specific IP addresses when the role is geo-bound.
  • Live proctoring for high-stakes rounds (final interviews, senior hires). Recorded proctoring for earlier stages.
  • A short live conversation at any point in the loop. Proxies do not survive a 15-minute call with the hiring manager. The economics of paid proxy services don't work if every candidate has to face a real interview.

Trade-offs: ID verification raises legitimate privacy concerns, and in some jurisdictions (parts of the EU, Illinois under BIPA) it requires explicit consent and data-handling disclosures. Don't deploy without your legal team reviewing the consent flow.

Using multiple devices or off-camera help

A second laptop on the desk. A phone in the lap. A friend whispering over Discord through earbuds. This is the in-between tier: more effort than ChatGPT, less commitment than a proxy.

What works against it:

  • A 360-degree room scan at the start of the session. Catches obvious secondary screens; doesn't catch a phone under the desk.
  • Webcam and microphone monitoring throughout the session. Audio analysis can flag whispered conversations, but accuracy varies and background noise creates false positives.
  • Eye-tracking heuristics — candidates whose gaze repeatedly drifts off-screen get flagged. This is signal, not proof. Treat it as a reason to add a follow-up interview, not a reason to reject.

Trade-offs: webcam-based proctoring has documented false positive rates that disproportionately affect candidates with darker skin tones, candidates with certain disabilities, and candidates testing in non-ideal home environments. Bias-audit your proctoring vendor's models before deploying at scale. If your vendor can't tell you how their flagging models were tested, switch vendors. For more on designing fair evaluation processes, see our guide on reducing bias in technical hiring.

Using virtual machines and remote desktop tools

The most technically sophisticated cheating method. The candidate runs the assessment inside a VM, with their host OS free to search for answers, run a second AI session, or share the screen with a remote helper.

What works against it:

  • A secure browser that detects VM environments and refuses to start the session. Most modern assessment platforms ship this.
  • Detection of remote desktop software (TeamViewer, AnyDesk, Chrome Remote Desktop) running on the host machine.
  • Keystroke and mouse-movement analysis that flags non-human input patterns.

Trade-offs: secure browsers don't run on every OS configuration. Linux users, candidates on locked-down corporate machines, and candidates with accessibility tools sometimes can't complete the assessment. Have a fallback proctored option for these cases — usually a live video interview using a tool like FaceCode.

Matching proctoring controls to assessment format

The right control for cheating in online technical assessments depends on the format. Treating all assessments the same is where most proctoring rollouts go wrong.

Async take-home assignments (the candidate works on their own time, with hours or days to complete) cannot be fully proctored. Accept this. The controls that work here are:

  • Design problems that LLMs do poorly on — open-ended system design, debugging an unfamiliar codebase, problems that require domain context.
  • Always pair the take-home with a live follow-up where the candidate explains their solution and extends it.
  • Use the take-home as a "do not waste senior engineer time on this candidate" filter, not as the hiring decision.

Live proctored coding sessions (the candidate works in a fixed window with monitoring) can apply the full proctoring stack. Use these for:

  • High-volume campus and entry-level screens where the per-candidate cost of human interviewing is prohibitive. For approaches specific to volume hiring, see our overview of campus recruitment strategy.
  • Roles where the role itself involves working in a monitored environment (BFSI, defense, healthcare).

Live video interviews with an engineer (FaceCode-style) need almost no proctoring beyond ID verification. The interviewer is the proctor. The trade-off is engineering time — according to levels.fyi compensation data, senior engineers at major tech companies command total compensation that translates to well over $100/hour fully loaded, making a 60-minute screen for every applicant unaffordable above a few hundred candidates.

Cheating prevention across entry-level and senior hiring

Stopping cheating in online technical assessments looks different at different seniority levels.

For high-volume entry-level and campus hiring, where you screen thousands of candidates for hundreds of offers, automated proctoring with rigorous identity verification is the only economically viable approach. Accept some false positives. Build a human-review queue for flagged sessions. Be transparent with candidates about what is monitored.

For senior engineering hiring, where each candidate is expensive to source and the cost of one bad hire is high, lean on the live interview. Use take-homes as conversation starters, not screening filters. A staff engineer who used AI to draft their take-home and then walks you through the design choices articulately is not the same problem as a junior candidate who pasted ChatGPT output and can't explain it. Modern hiring should be able to tell the difference.

For AI-fluent roles specifically — where the job involves using AI tools — the question isn't whether the candidate used AI on the assessment. It's whether they used it well. The frame shifts from "did they cheat" to "can they do the actual job."

How HackerEarth helps you detect and prevent cheating

Image by HackerEarth describing Common cheating techniques candidates use and how to combat them
Figure: Common cheating techniques and how to combat them.

If you are dealing with cheating in online technical assessments at scale, the practical question is how to layer controls without slowing the funnel. HackerEarth's proctoring stack pairs with Skill Assessments and FaceCode to address the four cheating patterns above — a secure browser that restricts VM use and copy-paste, KYC-grade identity verification that confirms the candidate is who they claim to be, and session monitoring that flags irregularities for human review. One enterprise customer used the assessment platform to screen more than 2,000 candidates in a single weekend with consistent rubric-applied evaluation.

The proxy-candidate problem in particular is hard to solve with static tests. OnScreen runs structured AI interviews with built-in identity verification and proctoring, so a candidate has to respond to follow-up questions in real time rather than submit pre-prepared work. As described in HackerEarth's OnScreen launch announcement, Pawan Kuldip, Head of HR at Discover Dollar Inc., noted that the team previously struggled with long interview cycles and unreliable shortlists, and reported that after deploying OnScreen, "roles that previously took much longer are now being closed within three to four weeks," with shortlists that more reliably exclude AI-generated and proxy-completed applications.

Screenshot of a HackerEarth coding assessment interface that detects applications to be closed
Figure: Candidate-facing HackerEarth assessment interface. Source: HackerEarth product UI.
Screenshot of HackerEarth's Proctoring settings, showing different controls hiring teams have to manage cheating prevention
Figure: HackerEarth Proctoring settings, showing different levels hiring teams can use to control level of cheating prevention.

FAQ

How do candidates use ChatGPT to cheat on coding tests? They paste the problem into ChatGPT or Claude, copy the generated solution, and submit it. For standard algorithmic problems (sorting, graph traversal, dynamic programming), modern LLMs produce correct, idiomatic code on the first try. The tell is usually in the follow-up: candidates can't explain choices in code they didn't write. The defense is not detection software — it's interview design that requires the candidate to extend or debug their own solution live.

Does AI-based proctoring invade candidate privacy? AI-based proctoring collects biometric and behavioral data — webcam recording, room scans, ID verification, keystroke patterns — that carries real privacy implications. In the EU, the UK, and several US states, candidates have legal rights to know what is captured and how it is processed. Treat proctoring consent as a real candidate-experience decision, not a checkbox. Tell candidates exactly what is monitored before they start.

How accurate is AI cheating detection? Mixed. VM detection and copy-paste flagging are close to deterministic. Eye-tracking and audio-based flagging produce meaningful false-positive rates, especially for candidates with disabilities, candidates in shared living spaces, and candidates who naturally look away from the screen while thinking. Treat algorithmic flags as input to human review, not as automated rejection.

Can candidates cheat through AI interviews like OnScreen? The counterintuitive risk isn't the candidate gaming the AI in real time — it's candidates rehearsing scripted answers using LLMs in the days before the interview. Adaptive follow-ups and identity verification limit live cheating, but interviewers should still vary question paths and probe for reasoning behind rehearsed-sounding responses. No system catches every cheater; the goal is to make cheating expensive enough that preparing honestly is the cheaper path.

Should we ban AI tools in assessments entirely? Depends on the role. For roles where the job involves using AI daily — which is most software engineering today — banning AI in assessments tests the wrong skill. Evaluate how the candidate uses AI, not whether they avoid it. For roles where AI use during the job is restricted (regulated industries, security-sensitive work), the assessment should mirror that constraint.

Next steps

Cheating detection reflects a persistent asymmetry: a candidate can adopt a new AI tool in an afternoon, while a hiring team needs weeks to audit, deploy, and tune a counter-control. Any article promising "the solution" is overstating the case. What works is layered defense: design assessments that LLMs struggle with, verify identity with KYC-grade tools, monitor sessions with proctoring you've audited for bias, and always pair high-stakes hires with a live conversation that current AI tools struggle to replicate convincingly in real time.

Schedule a demo of HackerEarth Assessments to see how the secure browser, identity verification, and OnScreen AI interviews work together against the four cheating patterns covered here.

Talent Acquisition Strategies For Rehiring Former Employees

Discover effective talent acquisition strategies for rehiring former employees. Learn how to attract, evaluate, and retain top boomerang talent to strengthen your workforce.
Author
Nischal V Chadaga
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November 8, 2025
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3 min read
Former employees who return to work with the same organisation are essential assets. In talent acquisition, such employees are also termed as ‘Boomerang employees’. Former employees are valuable because they require the least training and onboarding because of their familiarity with the organization’s policies. Rehiring former employees by offering them more perks is a mark of a successful hiring process. This article will elaborate on the talent acquisition strategies for rehiring former employees, supported by a few real-life examples and best practices.

Why Should Organizations Consider Rehiring?

One of the best ways of ensuring quality hire with a low candidate turnover is to deploy employee retention programs like rehiring female professionals who wish to return to work after a career break. This gives former employees a chance to prove their expertise while ensuring them the organization’s faith in their skills and abilities. Besides, seeing former employees return to their old organizations encourages newly appointed employees to be more productive and contribute to the overall success of the organization they are working for. A few other benefits of rehiring old employees are listed below.

Reduced Hiring Costs

Hiring new talent incurs a few additional costs. For example, tasks such as sourcing resumes of potential candidates, reaching out to them, conducting interviews and screenings costs money to the HR department. Hiring former employees cuts down these costs and aids a seamless transition process for them.

Faster Onboarding

Since boomerang employees are well acquainted with the company’s onboarding process, they don’t have to undergo the entire exercise. A quick, one-day session informing them of any recent changes in the company’s work policies is sufficient to onboard them.

Retention of Knowledge

As a former employee, rehired executives have knowledge of the previous workflows and insights from working on former projects. This can be valuable in optimizing a current project. They bring immense knowledge and experience with them which can be instrumental in driving new projects to success.Starbucks is a prime example of a company that has successfully leveraged boomerang employees. Howard Schultz, the company's CEO, left in 2000 but returned in 2008 during a critical time for the firm. His leadership was instrumental in revitalizing the brand amid financial challenges.

Best Practices for Rehiring Former Employees

Implementing best practices is the safest way to go about any operation. Hiring former employees can be a daunting task especially if it involves someone who was fired previously. It is important to draft certain policies around rehiring former employees. Here are a few of them that can help you to get started.

1. Create a Clear Rehire Policy

While considering rehiring a former employee, it is essential to go through data indicating the reason why they had to leave in the first place. Any offer being offered must supersede their previous offer while marking clear boundaries to maintain work ethics. Offer a fair compensation that justifies their skills and abilities which can be major contributors to the success of the organization. A well-defined policy not only streamlines the rehiring process but also promotes fairness within the organization.

2. Conduct Thorough Exit Interviews

Exit interviews provide valuable insights into why employees leave and can help maintain relationships for potential future rehires. Key aspects to cover include:
  • Reasons for departure.
  • Conditions under which they might consider returning.
  • Feedback on organizational practices.
Keeping lines of communication open during these discussions can foster goodwill and encourage former employees to consider returning when the time is right.

3. Maintain Connections with Alumni

Creating and maintaining an alumni association must be an integral part of HR strategies. This exercise ensures that the HR department can find former employees in times of dire need and indicates to former employees how the organization is vested in their lives even after they have left them. This gesture fosters a feeling of goodwill and gratitude among former hires. Alumni networks and social media groups help former employees stay in touch with each other, thus improving their interpersonal communication.Research indicates that about 15% of rehired employees return because they maintained connections with their former employers.

4. Assess Current Needs Before Reaching Out

Before reaching out to former employees, assess all viable options and list out the reasons why rehiring is inevitable. Consider:
  • Changes in job responsibilities since their departure.
  • Skills or experiences gained by other team members during their absence.
It is essential to understand how the presence of a boomerang employee can be instrumental in solving professional crises before contacting them. It is also important to consider their present circumstances.

5. Initiate an Honest Conversation

When you get in touch with a former employee, it is important to understand their perspective on the job being offered. Make them feel heard and empathize with any difficult situations they may have had to face during their time in the organization. Understand why they would consider rejoining the company. These steps indicate that you truly care about them and fosters a certain level of trust between them and the organization which can motivate them to rejoin with a positive attitude.

6. Implement a Reboarding Program

When a former employee rejoins, HR departments must ensure a robust reboarding exercise is conducted to update them about any changes within the organization regarding the work policies and culture changes, training them about any new tools or systems that were deployed during their absence and allowing them time to reconnect with old team members or acquaint with new ones.

7. Make Them Feel Welcome

Creating a welcoming environment is essential for helping returning employees adjust smoothly. Consider:
  • Organizing team lunches or social events during their first week.
  • Assigning a mentor or buddy from their previous team to help them reacclimate.
  • Providing resources that facilitate learning about any organizational changes.
A positive onboarding experience reinforces their decision to return and fosters loyalty.

Real-Life Examples of Successful Rehiring

Several companies have successfully implemented these strategies:

IBM: The tech giant has embraced boomerang hiring by actively reaching out to former employees who possess critical skills in emerging technologies. IBM has found that these individuals often bring fresh perspectives that contribute significantly to innovation7.

Zappos: Known for its strong company culture, Zappos maintains an alumni network that keeps former employees engaged with the brand. This connection has led to numerous successful rehiring instances, enhancing both morale and productivity within teams6.

Conclusion

Rehiring former employees can provide organizations with unique advantages, including reduced costs, quicker onboarding, and retained knowledge. By implementing strategic practices—such as creating clear policies, maintaining connections, assessing current needs, and fostering welcoming environments—companies can effectively tap into this valuable talent pool.

As organizations continue navigating an ever-changing workforce landscape, embracing boomerang employees may be key to building resilient teams equipped for future challenges. By recognizing the potential benefits and following best practices outlined above, businesses can create a robust strategy for rehiring that enhances both employee satisfaction and organizational performance.
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What is FinTech?

Fintech is the application of technologies to disrupt existing processes or bring in new paradigms in the financial industry. Be it banking or insurance or digital payment, fintech is currently revolutionizing the world.

Fintech has disrupted all aspects of the industry. Rapid innovation is the key in sectors like lending, financial inclusion, financial advisory, personal finance, security, and digital payments. Fintech, on one hand made services like Net Banking a given in today’s world. On the other hand, it has made names of startups like PayTM a common word in the vocabulary of the laymen.

Fintech companies are more customer centric than traditional financial companies. They believe in rapid innovation. The fact that many of the early adopters are low-age groups with disposable incomes has made fintech one of the hottest trends in technology.

What are the companies in fintech?

There are mainly four types of companies that are interested in fintech.

  1. Major banks that have traditionally been associated with finance and look at technology and fintech as the next level, for example, any large bank that has technology offerings
  2. Well-established tech players that are also looking for business opportunities in the financial services space although they are not traditionally financial companies, for example, we now have the Google wallet and the Apple pay.
  3. Companies that provide infrastructure and services which enable other fintech players to operate in the financial space; examples include PayUmoney that acts as a payments gateway, or MasterCard, which processes payments between banks of merchants when the merchants use the cards that are issued by the banks

Disruptors that are fast-moving companies and startups; these companies generally focus on a single business innovation or process. For example take SoFi, it is a San Francisco based company that focuses on high-earning recent graduates and tries to refinance their student loans. Or take the case of PayTM, which focuses on the Indian payments ecosystem.

What are the major fintech areas that are driving innovation?

Lending: Lending is the space where the biggest innovations in fintech are coming from. Traditionally, lenders have given more money to people who already have money. Fintech companies are doing away with the traditional credit history-based scoring system and coming up with lending solutions even for the unbanked. For example, Lending Club operates an online lending platform that helps borrowers get a loan and investors purchase notes backed by payments made on loans. Others like Biz2Credit are using social profiling tools to access the credit worthiness of individuals and small businesses.

Financial Inclusion: Experts believe that fintech is the key behind financial inclusion. For example, M-Pesa reached 80% of households in Kenya in 4 years[source]. Fintech companies achieve financial inclusion through various methods. One of them can be by leveraging existing low-cost solutions, like M-Pesa doing transactions through SMS. One other example is Kobocoin, which is giving an existing technology, blockchain in this case, a more local flavor so that it reflects the needs of the masses.

Even for developed countries, companies that focus on financial inclusion have the potential to make social security programs more effective. For example, in various parts of the world like Japan and India, public benefits are directly paid to the bank accounts of the recipients and the process is tracked through a Unique Identification Number like Aadhar Card in India or the My number(??????) system in Japan.

Financial Advisory: Fintech companies have generally relied on automation to provide services and this is the strategy being applied to traditional advisory services like M&A transactions, restructuring, raising capital, and forensic investigations. There can be a common platform where the users can engage with the experts as in BankerBhai.com. One more example is Elliptic, which provides services like identifying illicit activity on the Bitcoin blockchain.

Personal Finance: Through the use of fintech, there is a lot of scope to have more efficient processes. Many organisations are building companies by automating the acts of personal finance like individual or family budgeting, insurance, savings, and retirement planning. For example, Wealthfront provides online money management. Paytm tries to keep all your different payments under one portal.

Blockchain and distributed ledgers: Blockchain, which is the technology behind the famous bitcoin, is an open source distributed database using state-of-the-art cryptography. Currencies that use blockchain enable us to do transactions without a powerful third party like a bank or the government. There are various companies that are operating in the space of blockchain, either by using bitcoin, the largest blockchain, like Blockchain.info or Unocoin, or by having their own blockchain cryptocurrency like Kobocoin.

Security: Fintech is only projected to grow in the future and since this domain primarily deals in finance and financial products, customers will have high expectations in terms of security from fintech products. Also, fintech companies will always be a lucrative target for people with malicious intent. For example, there was the JP Morgan Chase data breach in 2014[source] which affected 83 million customers accounts. For this reason, heavy investment is being done in security. and we have a lot of companies in the field. For example, VKey focuses on user security. Tranwall is a Hong Kong startup that focuses on providing increased levels of security to the cardholders of the customer banks.

What is the future in fintech

The rise in fintech has led to growth in both customer awareness and customer expectations, and this acts both as a challenge and as an opportunity. This has resulted in financial incumbents, those who are already established financial services players, taking bold steps and engaging with emerging innovations. Also, new start-ups have found greater acceptance with the population. Following graphs show the amount of investment the fintech companies have received globally.

Image: the growth of global investment in the fintech sector from 2011 to 2016

Source: Business Insider

Users are also spending more time on various apps and doing a greater part of their financial transactions through the apps.

User activity on various payments apps
Source: Nielson

If you think that these trends are astonishing, remember that this will only grow in the coming years.

References:

techstory: lending market in india
letstalkpayments: 22 fintech companies in africa

fintech is the key driver of financial inclusion
fintech and financial inclusion
how fintech security helps foster innovation
fintech companies in fraud prevention
how banks are leveraging developer community

Minimax Algorithm with Alpha-beta pruning

It is the best choice so far for the player MAX. We want to get the highest possible value here.
Beta: It is the best choice so far for MIN, and it has to be the lowest possible value.

Note: Each node has to keep track of its alpha and beta values. Alpha can be updated only when it’s MAX’s turn and, similarly, beta can be updated only when it’s MIN’s chance.

How does alpha-beta pruning work?

  1. Initialize alpha = -infinity and beta = infinity as the worst possible cases. The condition to prune a node is when alpha becomes greater than or equal to beta.alpha beta pruning
  2. Start with assigning the initial values of alpha and beta to root and since alpha is less than beta we don’t prune it.
  3. Carry these values of alpha and beta to the child node on the left. And now from the utility value of the terminal state, we will update the values of alpha and be, so we don’t have to update the value of beta. Again, we don’t prune because the condition remains the same. Similarly, the third child node also. And then backtracking to the root we set alpha=3 because that is the minimum value that alpha can have.
  4. Now, alpha=3 and beta=infinity at the root. So, we don’t prune. Carrying this to the center node, and calculating MIN{2, infinity}, we get alpha=3 and beta=2.
  5. Prune the second and third child nodes because alpha is now greater than beta.
  6. Alpha at the root remains 3 because it is greater than 2. Carrying this to the rightmost child node, evaluate MIN{infinity,2}=2. Update beta to 2 and alpha remains 3.
  7. Prune the second and third child nodes because alpha is now greater than beta.
  8. Hence, we get 3, 2, 2 at the left, center, and right MIN nodes, respectively. And calculating MAX{3,2,2}, we get 3. Therefore, without even looking at four leaves we could correctly find the minimax decision.
Pseudocode (Source: NPTEL Course):
evaluate (node, alpha, beta)

if node is a leaf

return the utility value of node

if node is a minimizing node

for each child of node

beta = min (beta, evaluate (child, alpha, beta))

if beta <= alpha

return beta

return beta

if node is a maximizing node

for each child of node

alpha = max (alpha, evaluate (child, alpha, beta))

if beta <= alpha

return alpha

return alpha

Conclusion

Games are very appealing and writing game-playing programs is perhaps even more exciting. What Grand Prix racing is to the car industry, game playing is to AI.Just as we would not expect a racing car to run perfectly on a bumpy road, we should not expect game playing algorithms to be perfect for every situation.So is the minimax algorithm. It may not be the best solution to all kinds of computer games that need to have AI.But given a good implementation, it can create a tough competitor.

List of top C & C++ books for programming enthusiasts

Perhaps a post on these programming languages needs no fore ward. But then again, for the skeptics who are rooting for Go and Swift, here’s a little bit of background that reinforces the fact that despite not being the most popular ones today, these object-oriented languages still form the base for many applications.

Why bother

Java and C# were touted as the pet languages of the 2000s. Now, people talk Python and Ruby, Javascript and PHP.However, fundamental programming skills still necessitate a solid foundation in C and C++. (You can read more here- Top programming languages that will be most popular in 2017)

TIOBE may be scorning C now, but Dice and other job portals show a significant demand for these skill sets across industries. Beginner-friendliness, scalability, and a sizable community continue to make C++ a major player as well.

“They [C and C++] are the native tongue for system-level programming, and they probably will be for many years. Eventually, though, languages like Google Go or D may replace them,” says Gartner Research Analysts Mark Driver. “The trial-by-fire of learning C tends to weed out the noncommitted, so knowledge of C at the very least makes you stand out,” he added.

These languages act like a “mental model” that helps you go where places you thought you couldn’t. Bjarne Stroustrup, the C++ creator, says, “Basically, nothing that can handle complexity runs as fast as C++.” Used with some scripting language, it is for “high performance, high reliability, small footprint, low energy consumption, all of these good things.”

With a plethora of resources available, choosing the best can leave you in a tizzy. We’ve got a list, a valuable one, which keeps the curious ones who wonder what’s beneath the hood get as “close to the machine” as possible.

List of top C & C++ books for programming enthusiasts,What are the best C++ books, best C books for beginners

Stroustrup: The C++ Programming Language (4th Edition)

What’s better than studying from the guru himself? Bjarne Stroustrup created C++ in 1979.

The book covers the language in its entirety, talking about containers, algorithms, abstraction mechanisms, concurrency, utilities, basic facilities, standard libraries, and design models. This reorganized edition discusses C++11, a version that followed C++03, and then got superseded by C++14 and C++17 later on. A must-have for programming enthusiasts, because it certainly is a definitive reference book for general programming principles and practice using C++. Reviewers are raving about the code examples and the way the language has been presented. It may not be the best book for novices according to some readers; it is more of a “description of the features and the reasoning” than answering how-tos. Look at the detailed table of contents here and access the exercises here.

You can buy the book here.


List of top C & C++ books for programming enthusiasts,What are the best C++ books, best C books for beginners

Accelerated C++: Practical Programming by Example by Andrew Koenig and Barbara E. Moo

For learners who are eager to get into the practical aspects of C++, this book, which is a part of Stroustrup’s C++ in-depth series, is the go-to reference. If you don’t have time for the basics, then you can go directly into the coding bit with the help of Koenig and Moo’s “accelerated” C++. Topics covered include “basic string handling, loop and flow-control statements, arrays, functions and methods, iterators, file I/O, operator overloading, inheritance, polymorphism and virtual functions.”

Founding member of the ANSI/ISO C++ committee, Dag Brück, says “This is a first-rate introductory book that takes a practical approach to solving problems using C++. It covers a much wider scope of C++ programming than other introductory books I’ve seen, and in a surprisingly compact format.” The authors talk about features using understandable examples, teaching you how to use the features rather than trying to explain the whats and whys. It takes you from standard library abstractions to defining your own. Key takeaways that crystallize low-level and high-level concepts and end-of-chapter exercises cement your understanding.

With this book, you can begin programming right away!

You can buy the book here.


List of top C & C++ books for programming enthusiasts,What are the best C++ books, best C books for beginners

C++ Primer (5th Edition) 5th Edition by Stanley B. Lippman, Josée Lajoie, and Barbara E. Moo

In the C++ primer, the authors focus on the 2011 revised standard. In the Why Read This Book section, they say they “emphasize good style and explain the rationale behind the rules.” The first part of the book covers basics of C++ such as variables, strings, vectors, arrays, expressions, statements, functions, and classes. The next section deals with the I/O library, sequential and associative containers, generic algorithms, and dynamic memory. Another part takes you through copy control, overloaded operations and conversions, OOP, templates, and generic programming. The primer teaches you high-level programming techniques, such as specialized library facilities and tools for large programs, in the later sections. Learners don’t have to know C, but they need to be familiar with writing, compiling, and running a program “in at least one modern block-structured language.”

You can buy the book here.


List of top C & C++ books for programming enthusiasts,What are the best C++ books, best C books for beginners

Effective Modern C++: 42 Specific Ways to Improve Your Use of C++11 and C++14 (1st Edition) by Scott Meyers

A part of his Effective C++ book series, this edition talks about how you can use the new features of C++11 and C++14, such as lambda expressions and move semantics, effectively. A software architect at Microsoft and chair of ISO C++ standards committee, Herb Sutter, says: “After I learned the C++ basics, I then learned how to use C++ in production code from Meyer’s series of Effective C++ books. Effective Modern C++ is the most important how-to book for advice on key guidelines, styles, and idioms to use modern C++ effectively and well. Don’t own it yet? Buy this one. Now.”

With this book, Meyers ensures that you can “create software that’s correct, efficient, maintainable, and portable.” Topics covered include perfect forwarding, except specifications, braced initialization, auto type declarations, and differences between std:: atomic and volatile and their relation to the concurrency API of C++.

A few reviewers feel that some basic knowledge of C++ is required to fully appreciate this edition on modern C++. Lots of great examples and bite-sized “items” tell you why the features have been added and what they can do; it is a set of guidelines on the newer additions to C++ rather than an introductory text to learn C++.

You can buy the book here.


List of top C & C++ books for programming enthusiasts,What are the best C++ books, best C books for beginners

Exceptional C++: 40 New Engineering Puzzles, Programming Problems, and Solutions by Herb Sutter

This top-quality book is a part of Stroustrup’s C++ in-depth series. Written by Herb Sutter, arenowned expert in C++, the book talks about the what, the why, and the how-to of “solid software engineering” using scenarios in a problem-solution format. Sutter answers questions such as “How does writing inline affect performance? How does exception safety go beyond try and catch statements? What’s the real memory cost of using standard containers?”

If you want to be one of the best C++ programmers around, Exceptional C++ is a definitive guide to topics such as generic programming, writing reusable templates, exception safety issues, compiler firewalls, class design, inheritance, and polymorphism, and optimization. Exemplary presentation and entertaining puzzles make this a must-buy. His next book, More Exceptional C++: 40 New Engineering Puzzles, Programming Problems, and Solutions continues the journey. With an aim to help you write exceptional code, the book comes with new detailed sections (e.g. multi-threaded environments) and insights on vital topics covered in the prequel.

You can buy the book here.


List of top C & C++ books for programming enthusiasts,What are the best C++ books, best C books for beginners

The C Programming Language 2nd Edition by Brian W. Kernighan and Dennis M. Ritchie

Despite having been originally published in 1978, this amazing book continues to be the bible for C programmers. Ritchie (1941–2011) was the original C language designer, and he also co-designed the UNIX OS. The K&R (authors) C version is different from the ANSI C or the earlier version.

The book discusses has challenging exercises to help you attain a working knowledge of C. It concisely and clearly types, operators, and expressions, control flow, functions and program structure, pointers and arrays, structures, input and output, and the UNIX system interface. You need some programming background; you need to know what a compiler is; the book teaches you the syntax and not exactly the programming principles. For example, when it talks four pages about functions, it doesn’t actually tell you what a function is. Still, this seminal text has the first Hello World program.

In the preface to the second edition published in 1988, the authors write: We have improved the exposition of critical features, such as pointers, that are central to C programming. We have refined the original examples, and have added new examples in several chapters. For instance, the treatment of complicated declarations is augmented by programs that convert declarations into words and vice versa. As before, all examples have been tested directly from the text, which is in machine-readable form.

You can buy the book here.


List of top C & C++ books for programming enthusiasts,What are the best C++ books, best C books for beginners

A Book on C: Programming in C (4th Edition) by Al Kelley and Ira Pohl

Kelley and Pohl have put together a great tutorial on ANSI C. The authors have used unique and clear explanations of program code, along with all-encompassing exercises and summary tables, to highlight the power of C, a general purpose programming language.

The USPs of the book include a chapter on how to move to Java from C, detailed coverage of pointers, multi-file programming, and recursion, an improved standard library functions appendix, and more focus on abstract data types. The comprehensive tutorial on ANSI C also discusses input/output and the operating system, lexical elements, operators, and the c system, the preprocessor, structures, functions, unions, transitioning to C++ from C, how ANSI C is different from traditional C, and advanced applications.

You can buy the book here.


List of top C & C++ books for programming enthusiasts,What are the best C++ books, best C books for beginners

Expert C Programming: Deep C Secrets by Peter van der Linden

This book isn’t for a beginner either. Once you have learned C from K & R, Linden’s book can answer questions such as “How can you debug linker errors? What is an activation record? Why are arrays and pointers not identical?” Unlike most bland technical books, Linden has managed to keep the reader engaged with humor, puzzles, depth of content, cultural references, and exercises. Although some bits in the book may not seem relevant anymore, it is still a satisfying read with its hacker stories and more.

John Barry, the author of Sunburst, Technobabble, and other books says “In Expert C Programming, Peter van der Linden combines C language expertise and a subtle sense of humor to deliver a C programming book that stands out from the pack. In a genre too often known for windy, lifeless prose, van der Linden’s crisp language, tongue-in-cheek attitude, and real-world examples engage and instruct.”

For C programming enthusiasts, this book is about the background stories and the appreciation for the language. The lore aside, Linden discusses advanced concepts related to compiling, pointers, and memory usage. The 11 chapters have positive titles that make you curious about linking, runtime data structures, declarations, arrays, and so on.

You can buy the book here.


List of top C & C++ books for programming enthusiasts,What are the best C++ books, best C books for beginners

Let us C by Yashavant P. Kanetkar

This is a book that helps you learn C from scratch. The author, who says he picked up the language from Dennis Ritchie’s book on C programming, has explained the basic concepts such as decision control instruction, complex decision making, loop control instruction, complex repetitions, case-control instruction, functions, pointers, recursion, data types revisited, the c preprocessor, arrays, strings, structures, console input/ output and file input/ output, C in Linux, and operations on bits in an easy-to-understand format. The book also teaches you how to create programs using Visual Studio and NetBeans.

You can buy it here.


List of top C & C++ books for programming enthusiasts,What are the best C++ books, best C books for beginners

Introduction to Algorithms 3rd Edition by Thomas H. Cormen, Charles E. Leiserson, Ronald L. Rivest, and Clifford Stein

This is what Daniel Spielman, Henry Ford II Professor of Computer Science, Mathematics, and Applied Science at Yale, has to say about this book, Introduction to Algorithms, the ‘bible’ of the field, is a comprehensive textbook covering the full spectrum of modern algorithms: from the fastest algorithms and data structures to polynomial-time algorithms for seemingly intractable problems, from classical algorithms in graph theory to special algorithms for string matching, computational geometry, and number theory. The revised third edition notably adds a chapter on van Emde Boas trees, one of the most useful data structures, and on multithreaded algorithms, a topic of increasing importance.”

The book is meant for readers at all levels. With a bit of programming background, learners can grasp the magic—design, and analysis—of algorithms. The book broadly covers foundations, sorting and order statistics, data structures, advanced techniques such as dynamic programming and greedy algorithms, advanced data structures such as Fibonacci Heaps and van Emde Boas Trees, graph algorithms, and a few selected topics such as matrix operators, linear programming, polynomials and FFT, string matching, computational geometry, and NP-completeness.

You can buy the book here.


List of top C & C++ books for programming enthusiasts,What are the best C++ books, best C books for beginners

Data Structures and Algorithms Made Easy by Narasimha Karumanchi

For whom is this book? Prof. Hsin-Mu Tsai, National Taiwan University, answers it in his book review. He says, “This book is a good supplement to a conventional data structure textbook, as it offers many good code examples and selections of relevant problems **with solutions**. There is no deep analysis or detailed proof in this book, which is not what this book is for (for example, as a textbook to teach algorithm and complexity analysis), and what you would be able to find in a conventional data structure textbook. The book could also be good for a professional who just wants a quick review of important data structure concepts and implementations.”

Reviewers on Amazon believe that this book is a must-have for job interviews and competitive exams. The author emphasizes problem analysis over theory. The book is coded in C and C++. A comprehensive introduction, recursion and backtracking, linked lists, stacks, queues, trees, heaps, graph algorithms, sorting, searching, selection algorithms, symbol tables, hashing, string, divide-and-conquer, and greedy algorithms, complexity classes, and dynamic programming are the key chapters in the book. Looks like he has covered just about everything you need for a binge-reading evening!

You can buy the book here.


Summary

Computers are not about calculations, they are about information—organizing, retrieving, and manipulating it. You want to write efficient programs? Then you need to understand and learn to work with data structures. Data structures and algorithms tell you how you can put the programming languages you mastered to good use. Pick up C and C++ and implement and play around with data structures, and see how exciting it all is. In spite of young upstarts, dependable C and C++ continue to be the programming languages of choice for several applications.

6 AI-based apps making smartphones smarter

Kids from the 80’s and 90’s would recall that there were

  1. Floppies for data storage with a capacity varying from 90 KB to 240 MB
  2. Walkman and cassettes for listening to music
  3. Camera films thatneeded several days to be developed just to discover that most of the pictures were not good

All of these have been replaced by a single device. Yes, you guessed it right. Smartphones! We now have phones witha memory of 128GB (=128000 MB). There are 41 MP cameras in smartphones (Nokia Lumia 1020) where we can instantly get to know the quality of the picture. Smartphones have been referred to as the most popular innovation in the field of technology over the last decade. With apps like Whatsapp, we have almost forgotten SMS text messages and MSN messenger.

Nowadays, it is difficult to imagine life without smartphones. But how can we make the smartphones smarter? Artificial Intelligence is the answer. There is nothing to fear because it is already there on phones.AI is no longer only apart of movies as fictional characters, it is ubiquitous now. We are leveraging it through smartphones and mobile apps.

The impact that artificial intelligence has in our everyday lives is similar to that of smartphones. The need to reduce human error has led to the rise of artificial intelligence. AI means to develop systems that exceed or at least equal human intelligence.To know more about AI, you can refer toArtificial Intelligence 101: How to Get Started.

Here we have listed 6 apps that make your life simpler and your phones smarter. This will surelygive you some ideas for building your own solution for IndiaHacks 2017.

India Hacks 2017-Artificial Intelligence

Allo

Allo is an AI-centric messaging app developed by Google. It was launched on September 21, 2016, and is available for both Android and iOS. At first glance,you’ll feel that it is very similar to many other messaging apps out there. Be it sign up with thephone number, one-on-one or group chats, voice messages, themed stickers, or images with adoodle, it is pretty much what any messaging app offers.

What is new in Allo? Allo hints atGoogle’s vision of an AI-filled future. Allo showcases its smartness through a feature called Smart Replies. The app suggests words or phrases throughout a conversation.

What’s even more exciting is its image recognition feature. It is able to suggest replies not only based on the text but also the images shared within the conversation. But this is just a beginning of what Allo has to offer.

Google Assistant is an AI-based chatbot. You can interact with itin two ways:

  1. Direct chat: Assistant appears along with other conversations in the app.
  2. Within a chat: It can be called while chatting with friends with a message that starts with @Google.

In both cases, it can be used for quick Google searches, translations, directions, conversions, and advanced features such asimage recognition.

Socratic

Every kid wishes that somebody could tell the answers to all the homework questions. There you go! Socratic is an app that says “Homework in a Snap.”

Socratic is a free app available on iOS for Apple devices. It is a tutor app that can give answers to math homework problems and also explain how to solve it just by taking a picture of the problem. Not only math, it currently provides help in 23 different subjects, including Chemistry, Anatomy and Physiology, Physics, English grammar, Calculus, History, and Psychology.

It uses AI to analyze the information required and then returns explanations along with videos to give step-by-step help.

The company explains that “Socratic’s AI combines cutting-edge computer vision technologies, which read questions from images, with machine learning classifiers built using millions of sample homework questions, to accurately predict which concepts will help you solve your question.”

Microsoft Pix

Microsoft Pix is a smartphone app that helps click better photographs automatically without extra effort. Its tagline is “Point. Shoot. Perfect.” It is only available for devices running on iOS 9 or newer such as iPhone 5s and newer, iPad Air & Air 2, and iPad Mini 2, 3, 4.

Some of its features include

  1. Smart Settings: It automatically checks the lighting and scene between each shutter tap and updates settings in between shots.
  2. Live Image: It creates a short looping video by joining together the frames from the burst into a live image. But it happens only when some motion is sensed in the shot so that it doesn’t waste the phone’s memory.
  3. Face recognition: It optimizes capture settings automatically when a face is detected in the shot to help people look their best.

Microsoft Pix captures 10 frames with each shutter click and uses AI to pick up to three best and unique shots.

The Roll

The Roll is an app released by EyeEm, a German startup. It is an intelligent camera roll that helps in finding the bestshots by assigning scores. It uses image recognition technology which helps groupthe photos based on their content and highlights the best ones.

Photos get automatically tagged and are displayed in groups according to these categories. It helps in searching and sharing without any confusion.

Thescoring technology uses the EyeEm Vision algorithm whichcombines the artistic principles in photography with cutting-edge deep learning technology. EyeEm Vision usesmillions of assisted photos to learn and replicate the choices of professionals and applies scores to photos from 0 to 100.

The Roll is current an iOS-only app but is anticipated to come to Android phones soon. It is an app that gives a critique in terms of the score and helps you become a better photographer.

EasilyDo

EasilyDo is an app whichhelps youmanage calendar, contacts, and to-do lists. The tagline is “Easily Do: Your Smart Assistant. Never Miss Anything.” It tries to do some jobs that a real-life assistant would do by offering an artificial intelligence-based organization.

It directly connects to email services such as Gmail and Exchange and to many other services and apps such as LinkedIn, Evernote, and Facebook.

Some of its features are

  1. It sends cards in the feed with any photos of you tagged on Instagram from the last 24 hours. Any of the photos can beliked or shared from the gallery view.
  2. All the email attachments received within the past 7 days arecollected and placed in a card in the feed which helps you searchfor an attachment required for quick reference.
  3. It automatically creates a digital boarding pass from an online check-in confirmation email in the EasilyDo feed.

Apart from these features, there are more such asFacebook birthday reminders and track packages. It helps complete the action for any actionable email.

EasilyDo is available on both Android and iOS. Most of the features are free, but the access to the full range starts at around $5 permonth.

ELSA

ELSA stands for English Language Speech Assistant, and it is a mobile app whichuses AI to help people improve their pronunciation. Itis the first and the world’s smartest AI pronunciation tutor. This app was co-founded byVu Van and Xavier Anguera. Vu Van herself suffered with pronunciation issues while she was studying at Stanford.

Different curriculum options can be accessed based on interests, such as professional or travel settings. Users arethen lead through a series of vocabulary phrases and words, and ELSA’salgorithms analyze their speech. In case, ELSAdetects a mispronunciation, it tells the user the correct pronunciation and also teaches the user how to move the tongue and lips to form the word correctly.

It is available on Android as well as iOS and is absolutely free. It won the award at SXSWEdu Launch 2016, the world’s largest startup competition.

This is not an exhaustive list of apps that have used Artificial Intelligence to make life simpler. There are many more AI-based apps out there.

Hope you could find yoursource of inspiration for thesolution you want to build for IndiaHacks 2017.

How these hackathon winners apply Machine Learning to minimize rash driving

Hackathons have become the go-to method for developers and companies to innovate in tech and build great products in a short span of time. With tens of thousands of developers participating in hackathons across the globe every month, it’s a great way to collaborate and work on solving real-life issues using tech.

“Along with being stimulating and productive, hackathons are fun” - says Team Vikings, who won the first prize (a brand new Harley-Davidson bike!) in the recently concluded GO-HACK hackathon. The team built Rashalytics - a comprehensive platform for analysing and minimising rash driving. And now, they have big plans of taking this hack live for the public.

Read on to know more about their amazing idea and how they built the platform.

What is Rashalytics?

Rashalytics is a system that promises to mitigate the problem of rash driving by intelligently incentivising or penalising the driver based on his driving style. It has been designed to reduce the number of accidents that have increased with the hyperlocal on-demand delivery requiring breakneck speeds of the various products.

The system is able to extract the data of rich metrics like sharp acceleration, hard braking, sharp turns, etc. from the driver's android phone, which is used to train the machine learning models.

Technologies/platforms/languages
  • Nodejs - To create the API server and the mock sensor data generator
  • Kafka - To build the data pipeline
  • Apache Spark - To process the real-time data stream and generate metrics to measure the driving quality
  • ReactJs - To create the dashboard web app
  • Google roads & maps API : To get the traffic and ETA data
Functionality

Machine learning challenge, ML challenge

The system primarily consists of 4 parts:.
  1. The Android app: Simulated by the team, this app aggregates locally and sends the chunks of sensor data to the API server via an HTTP endpoint.
  2. API Server: This matches the data with the schema and if valid, it puts the data in Kafka queue.
  3. Engine: Made with the Apache Spark, this helps sensor data to aggregate and form metrics such as sharp acceleration, hard braking, sharp turns, etc. These metrics, in turn, are used to generate a dynamic driving quality score for the driver. This score forms the basis of a lot of analytics and functionalities that this system provides.
  4. Dashboard: The dashboard provides a beautiful and intuitive interface to take proactive decisions as well as run analytics using the provided APIs. It has been written using ReactJS.
Here’s the flow diagram showing how the whole system works:





This system allowed the team to create:
  • A dynamic profile and the dashboard of the rider describing his driving style, which affects his rating.
  • An actionable "real-time" rash driving reporting system which allows the authorities and the hub incharges to react before it’s too late.
  • A dashboard usable by both the fleet managers and traffic police control board to visualise the data such as incident distribution by time, which tells at what time of the day a driver is more likely to drive in an unsafe manner.
  • A modular system in which the new data sources, metrics, and models can be added so that the third-party vendors can be easily on-boarded onto the platform.




ChallengesHere are some of the challenges that the team faced while building this application:
  1. Setting up the entire system architecture with different components by developing them in isolation and then combining them together to work seamlessly
  2. Deciding the thresholds for different metrics after which the driving will be considered rash
  3. Creating a linear predictor for the driving quality score vs time with only one data point
  4. Creating a synthetic feature as generating the score itself is challenging enough
What’s Next?

Project creators Shivendra Soni, Rishabh Bhardwaj and Ankit Silaich have great plans in store for their project. Here are some of their ideas:
  1. Create and SDK for easy data collection and integration with different apps and make it possible for third-party vendors to utilise this data
  2. Improve the driving score model to include even more parameters and make it more real-world oriented
  3. Create a social profile which lets the users share their driving score
  4. Enable enterprise grade plug-n-play integration support

A beginner's tutorial on the apriori algorithm in data mining with R implementation

Now that we have looked at an example of the functionality of Apriori Algorithm, let us formulate the general process.

General Process of the Apriori algorithm

The entire algorithm can be divided into two steps:

Step 1: Apply minimum support to find all the frequent sets with k items in a database.

Step 2: Use the self-join rule to find the frequent sets with k+1 items with the help of frequent k-itemsets. Repeat this process from k=1 to the point when we are unable to apply the self-join rule.

This approach of extending a frequent itemset one at a time is called the “bottom up” approach.

Mining Association Rules

Till now, we have looked at the Apriori algorithm with respect to frequent itemset generation. There is another task for which we can use this algorithm, i.e., finding association rules efficiently.

For finding association rules, we need to find all rules having support greater than the threshold support and confidence greater than the threshold confidence.

But, how do we find these? One possible way is brute force, i.e., to list all the possible association rules and calculate the support and confidence for each rule. Then eliminate the rules that fail the threshold support and confidence. But it is computationally very heavy and prohibitive as the number of all the possible association rules increase exponentially with the number of items.

Given there are n items in the set [latex]I[/latex], the total number of possible association rules is [latex]3^n - 2^{n+1} + 1[/latex].

We can also use another way, which is called the two-step approach, to find the efficient association rules.

The two-step approach is:

Step 1: Frequent itemset generation: Find all itemsets for which the support is greater than the threshold support following the process we have already seen earlier in this article.

Step 2: Rule generation: Create rules from each frequent itemset using the binary partition of frequent itemsets and look for the ones with high confidence. These rules are called candidate rules.

Let us look at our previous example to get an efficient association rule. We found that OPB was the frequent itemset. So for this problem, step 1 is already done. So, let’ see step 2. All the possible rules using OPB are:

OP[latex]\longrightarrow[/latex]B, OB[latex]\longrightarrow[/latex]P, PB[latex]\longrightarrow[/latex]O, B[latex]\longrightarrow[/latex] OP, P[latex]\longrightarrow[/latex]OB, O[latex]\longrightarrow[/latex]PBIf [latex]X[/latex] is a frequent itemset with k elements, then there are [latex]2^k-2[/latex] candidate association rules.We will not go deeper into the theory of the Apriori algorithm for rule generation.

Pros of the Apriori algorithm

  1. It is an easy-to-implement and easy-to-understand algorithm.
  2. It can be used on large itemsets.

Cons of the Apriori Algorithm

  1. Sometimes, it may need to find a large number of candidate rules which can be computationally expensive.
  2. Calculating support is also expensive because it has to go through the entire database.

R implementation

The package which is used to implement the Apriori algorithm in R is called arules. The function that we will demonstrate here which can be used for mining association rules is

apriori(data, parameter = NULL)

The arguments of the function apriori are

data: The data structure which can be coerced into transactions (e.g., a binary matrix or data.frame).

parameter: It is a named list containing the threshold values for support and confidence. The default value of this argument is a list of minimum support of 0.1, minimum confidence of 0.8, maximum of 10 items (maxlen), and a maximal time for subset checking of 5 seconds (maxtime).

https://gist.github.com/HackerEarthBlog/98dca27a7e48694506db6ae413d7570e

Summary

Through this article, we have seen how data mining is helping us make decisions that are advantageous for both customers and industries. We have also seen a simple explanation of the Apriori algorithm, along with its implementation in R. It is not only used by the retail industry to provide us the discount on some bundles of products. The use cases of the Apriori algorithm stretch to Google's auto-completion features and Amazon's recommendation systems.This tutorial aims to make the reader familiar with the fundamentals of the Apriori algorithm and a general process followed to mine frequent itemsets. Hope you are familiar now!
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AI In Recruitment: The Good, The Bad, The Ugly

Artificial Intelligence (AI) has permeated virtually every industry, transforming operations and interactions. The tech recruitment sector is no exception, and AI’s influence shapes the hiring processes in revolutionary ways. From leveraging AI-powered chatbots for preliminary candidate screenings to deploying machine learning algorithms for efficient resume parsing, AI leaves an indelible mark on tech hiring practices.

Yet, amidst these promising advancements, we must acknowledge the other side of the coin: AI’s potential malpractices, including the likelihood of cheating on assessments, issues around data privacy, and the risk of bias against minority groups.

The dark side of AI in tech recruitment

Negative impact of AI

The introduction of AI in recruitment, while presenting significant opportunities, also brings with it certain drawbacks and vulnerabilities. Sophisticated technologies could enable candidates to cheat on assessments, misrepresent abilities and potential hiring mistakes. This could lead to hiring candidates with falsifying skills or qualifications, which can cause a series of negative effects like:

  • Reduced work quality: The work output might be sub-par if a candidate doesn’t genuinely possess the abilities they claimed to have.
  • Team disruptions: Other team members may have to pick up the slack, leading to resentment and decreased morale.
  • Rehiring costs: You might have to let go of such hires, resulting in additional costs for replacement.

Data privacy is another critical concern

Your company could be left exposed to significant risks if your AI recruiting software is not robust enough to protect sensitive employee information. The implications for an organization with insufficient data security could be severe such as:

  • Reputational damage: Breaches of sensitive employee data can damage your company’s reputation, making it harder to attract clients and talented employees in the future.
  • Legal consequences: Depending on the jurisdiction, you could face legal penalties, including hefty fines, for failing to protect sensitive data adequately.
  • Loss of trust: A data breach could undermine employee trust in your organization, leading to decreased morale and productivity.
  • Financial costs: Besides potential legal penalties, companies could also face direct financial losses from a data breach, including the costs of investigation, recovery, and measures to prevent future breaches.
  • Operational disruption: Depending on the extent of the breach, normal business operations could be disrupted, causing additional financial losses and damage to the organization’s reputation.

Let’s talk about the potential for bias in AI recruiting software

Perhaps the most critical issue of all is the potential for unconscious bias. The potential for bias in AI recruiting software stems from the fact that these systems learn from the data they are trained on. If the training data contains biases – for example, if it reflects a history of preferentially hiring individuals of a certain age, gender, or ethnicity – the AI system can learn and replicate these biases.

Even with unbiased data, if the AI’s algorithms are not designed to account for bias, they can inadvertently create it. For instance, a hiring algorithm that prioritizes candidates with more years of experience may inadvertently discriminate against younger candidates or those who have taken career breaks, such as for child-rearing or health reasons.

This replication and possible amplification of human prejudices can result in discriminatory hiring practices. If your organization’s AI-enabled hiring system is found to be biased, you could face legal action, fines, and penalties. Diversity is proven to enhance creativity, problem-solving, and decision-making. In contrast, bias in hiring can lead to a homogenous workforce, so its absence would likely result in a less innovative and less competitive organization.

Also read: What We Learnt From Target’s Diversity And Inclusion Strategy

When used correctly, AI in recruitment can take your hiring to the next level

How to use AI during hiring freeze

How do you evaluate the appropriateness of using AI in hiring for your organization? Here are some strategies for navigating the AI revolution in HR. These steps include building support for AI adoption, identifying HR functions that can be integrated with AI, avoiding potential pitfalls of AI use in HR, collaborating with IT leaders, and so on.

Despite certain challenges, AI can significantly enhance tech recruitment processes when used effectively. AI-based recruitment tools can automate many manual recruiting tasks, such as resume screening and interview scheduling, freeing up time for recruiters to focus on more complex tasks. Furthermore, AI can improve the candidate’s experience by providing quick responses and personalized communications. The outcome is a more efficient, candidate-friendly process, which could lead to higher-quality hires.

Let’s look at several transformational possibilities chatbots can bring to human capital management for candidates and hiring teams. This includes automation and simplifying various tasks across domains such as recruiting, onboarding, core HR, absence management, benefits, performance management, and employee self-service resulting in the following:

For recruiters:

  • Improved efficiency and productivity: Chatbots can handle routine tasks like responding to common inquiries or arranging interviews. Thereby, providing you with more time to concentrate on tasks of strategic importance.
  • Enhanced candidate experience: With their ability to provide immediate responses, chatbots can make the application process more engaging and user-friendly.
  • Data and insights: Chatbots can collect and analyze data from your interactions with candidates. And provide valuable insights into candidate preferences and behavior.
  • Improved compliance: By consistently following predefined rules and guidelines, chatbots can help ensure that hiring processes are fair and compliant with relevant laws and regulations.
  • Cost saving: By automating routine tasks for recruiters, chatbots can help reduce the labor costs associated with hiring.

Also read: 5 Steps To Create A Remote-First Candidate Experience In Recruitment

How FaceCode Can Help Improve Your Candidate Experience | AI in recruitment

For candidates:

Additionally, candidates can leverage these AI-powered chatbots in a dialog flow manner to carry out various tasks. These tasks include the following:

  • Personalized greetings: By using a candidate’s name and other personal information, chatbots can create a friendly, personalized experience.
  • Job search: They can help candidates search for jobs based on specific criteria.
  • Create a candidate profile: These AI-powered chatbots can guide candidates through the process of creating a profile. Thus, making it easier for them to apply for jobs.
  • Upload resume: Chatbots can instruct candidates on uploading their resume, eliminating potential confusion.
  • Apply for a job: They can streamline the application process, making it easier and faster for candidates to apply for jobs.
  • Check application status: Chatbots can provide real-time updates on a candidate’s application status.
  • Schedule interviews: They can match candidate and interviewer availability to schedule interviews, simplifying the process.

For hiring managers:

These can also be utilized by your tech hiring teams for various purposes, such as:

  • Create requisition: Chatbots can guide hiring managers through the process of creating a job requisition.
  • Create offers: They can assist in generating job offers, ensuring all necessary information is included.
  • Access requisition and offers: Using chatbots can provide hiring managers with easy access to job requisitions and offers.
  • Check on onboarding tasks: Chatbots can help track onboarding tasks, ensuring nothing is missed.

Other AI recruiting technologies can also enhance the hiring process for candidates and hiring teams in the following ways:

For candidates:

  1. Tailor-made resumes and cover letters using generative AI: Generative AI can help candidates create custom resumes and cover letters, increasing their chances of standing out.
  2. Simplifying the application process: AI-powered recruiting tools can simplify the application process, allowing candidates to apply for jobs with just a few clicks.
  3. Provide similar job recommendations: AI can analyze candidates’ skills, experiences, and preferences to recommend similar jobs they might be interested in.

For recruiters:

  • Find the best candidate: AI algorithms can analyze large amounts of data to help you identify the candidates most likely to succeed in a given role.
  • Extract key skills from candidate job applications: Save a significant amount of time and effort by using AI-based recruiting software to quickly analyze job applications to identify key skills, thereby, speeding up the screening process.
  • Take feedback from rejected candidates & share similar job recommendations: AI can collect feedback from rejected candidates for you to improve future hiring processes and recommend other suitable roles to the candidate.

These enhancements not only streamline the hiring process but also improve the quality of hires, reduce hiring biases, and improve the experience for everyone involved. The use of AI in hiring can indeed take it to the next level.

Where is AI in recruitment headed?

AI can dramatically reshape the recruitment landscape with the following key advancements:

1. Blockchain-based background verification:

Blockchain technology, renowned for its secure, transparent, and immutable nature, can revolutionize background checks. This process which can take anywhere from between a day to several weeks today for a single recruiter to do can be completed within a few clicks resulting in:

  • Streamlined screening process: Blockchain can store, manage, and share candidates’ credentials and work histories. Thereby speeding up the verification and screening process. This approach eliminates the need for manual background checks. And leads to freeing up a good amount of time for you to focus on more important tasks.
  • Enhanced trust and transparency: With blockchain, candidates, and employers can trust the validity of the information shared due to the nature of the technology. The cryptographic protection of blockchain ensures the data is tamper-proof, and decentralization provides transparency.
  • Improved data accuracy and reliability: Since the blockchain ledger is immutable, it enhances the accuracy and reliability of the data stored. This can minimize the risks associated with false information on candidates’ resumes.
  • Faster onboarding: A swift and reliable verification process means candidates can be onboarded more quickly. Thereby, improving the candidate experience and reducing the time-to-hire.
  • Expanded talent pool: With blockchain, it’s easier and quicker to verify the credentials of candidates globally, thereby widening the potential talent pool.

2. Immersive experiences using virtual reality (VR):

VR can provide immersive experiences that enhance various aspects of the tech recruitment process:

  • Interactive job previews: VR can allow potential candidates to virtually “experience” a day i.e., life at your company. This provides a more accurate and engaging job preview than traditional job descriptions.
  • Virtual interviews and assessments: You can use VR to conduct virtual interviews or assessments. You can also evaluate candidates in a more interactive and immersive setting. This can be particularly useful for roles that require specific spatial or technical skills.
  • Virtual onboarding programs: New hires can take a virtual tour of the office, meet their colleagues, and get acquainted with their tasks, all before their first day. This can significantly enhance the onboarding experience and help new hires feel more prepared.
  • Immersive learning experiences: VR can provide realistic, immersive learning experiences for job-specific training or to enhance soft skills. These could be used during the recruitment process or for ongoing employee development.

Also read: 6 Strategies To Enhance Candidate Engagement In Tech Hiring (+ 3 Unique Examples)

AI + Recruiters: It’s all about the balance!

To summarize, AI in recruitment is a double-edged sword, carrying both promise and potential problems. The key lies in how recruiters use this technology, leveraging its benefits while vigilantly managing its risks. AI isn’t likely to replace recruiters or HR teams in the near future. Instead, you should leverage this tool to positively impact the entire hiring lifecycle.

With the right balance and careful management, AI can streamline hiring processes. It can create better candidate experiences, and ultimately lead to better recruitment decisions. Recruiters should continually experiment with and explore generative AI. To devise creative solutions, resulting in more successful hiring and the perfect fit for every open role.

Looking For A Mettl Alternative? Let’s Talk About HackerEarth

“Every hire is an investment for a company. A good hire will give you a higher ROI; if it is a bad hire, it will cost you a lot of time and money.”

Especially in tech hiring!

An effective tech recruitment process helps you attract the best talents, reduce hiring costs, and enhance company culture and reputation.

Businesses increasingly depend on technical knowledge to compete in today’s fast-paced, technologically driven world. Online platforms that provide technical recruiting solutions have popped up to assist companies in finding and employing top talent in response to this demand.

The two most well-known platforms in this field are HackerEarth and Mettl. To help businesses make wise choices for their technical employment requirements, we will compare these two platforms’ features, benefits, and limitations in this article.

This comparison of Mettl alternative, HackerEarth and Mettl itself, will offer helpful information to help you make the best decision, whether you’re a small company trying to expand your tech staff or a massive organization needing a simplified recruiting process.

HackerEarth

HackerEarth is based in San Francisco, USA, and offers enterprise software to aid companies with technical recruitment. Its services include remote video interviewing and technical skill assessments that are commonly used by organizations.

HackerEarth also provides a platform for developers to participate in coding challenges and hackathons. In addition, it provides tools for technical hiring such as coding tests, online interviews, and applicant management features. The hiring solutions provided by HackerEarth aid companies assess potential employees’ technical aptitude and select the best applicants for their specialized positions.

Mettl

Mettl, on the other hand, offers a range of assessment solutions for various industries, including IT, banking, healthcare, and retail. It provides online tests for coding, linguistic ability, and cognitive skills. The tests offered by Mettl assist employers find the best applicants for open positions and make data-driven recruiting choices. Additionally, Mettl provides solutions for personnel management and staff training and development.

Why should you go for HackerEarth over Mercer Mettl?

Here's why HackerEarth is a great Mettl Alternative!

Because HackerEarth makes technical recruiting easy and fast, you must consider HackerEarth for technical competence evaluations and remote video interviews. It goes above and beyond to provide you with a full range of functions and guarantee the effectiveness of the questions in the database. Moreover, it is user-friendly and offers fantastic testing opportunities.

The coding assessments by HackerEarth guarantee the lowest time consumption and maximum efficiency. It provides a question bank of more than 17,000 coding-related questions and automated test development so that you can choose test questions as per the job role.

As a tech recruiter, you may need a clear understanding of a candidate’s skills. With HackerEarth’s code replay capability and insight-rich reporting on a developer’s performance, you can hire the right resource for your company.

Additionally, HackerEarth provides a more in-depth examination of your recruiting process so you can continuously enhance your coding exams and develop a hiring procedure that leads the industry.

HackerEarth and Mercer Mettl are the two well-known online tech assessment platforms that provide tools for managing and performing online examinations. We will examine the major areas where HackerEarth outperforms Mettl, thereby proving to be a great alternative to Mettl, in this comparison.

Also read: What Makes HackerEarth The Tech Behind Great Tech Teams

HackerEarth Vs Mettl

Features and functionality

HackerEarth believes in upgrading itself and providing the most effortless navigation and solutions to recruiters and candidates.

HackerEarth provides various tools and capabilities to create and administer online tests, such as programming tests, multiple-choice questions, coding challenges, and more. The software also has remote proctoring, automatic evaluation, and plagiarism detection tools (like detecting the use of ChatGPT in coding assessments). On the other side, Mettl offers comparable functionality but has restricted capabilities for coding challenges and evaluations.

Test creation and administration

HackerEarth: It has a user-friendly interface that is simple to use and navigate. It makes it easy for recruiters to handle evaluations without zero technical know-how. The HackerEarth coding platform is also quite flexible and offers a variety of pre-built exams, including coding tests, aptitude tests, and domain-specific examinations. It has a rich library of 17,000+ questions across 900+ skills, which is fully accessible by the hiring team. Additionally, it allows you to create custom questions yourself or use the available question libraries.

Also read: How To Create An Automated Assessment With HackerEarth

Mettl: It can be challenging for a hiring manager to use Mettl efficiently since Mettl provides limited assessment and question libraries. Also, their team creates the test for them rather than giving access to hiring managers. This results in a higher turnaround time and reduces test customization possibilities since the request has to go back to the team, they have to make the changes, and so forth.

Reporting and analytics

HackerEarth: You may assess applicant performance and pinpoint areas for improvement with the help of HackerEarth’s full reporting and analytics tools. Its personalized dashboards, visualizations, and data exports simplify evaluating assessment results and real-time insights.

Most importantly, HackerEarth includes code quality scores in candidate performance reports, which lets you get a deeper insight into a candidate’s capabilities and make the correct hiring decision. Additionally, HackerEarth provides a health score index for each question in the library to help you add more accuracy to your assessments. The health score is based on parameters like degree of difficulty, choice of the programming language used, number of attempts over the past year, and so on.

Mettl: Mettl online assessment tool provides reporting and analytics. However, there may be only a few customization choices available. Also, Mettle does not provide code quality assurance which means hiring managers have to check the whole code manually. There is no option to leverage question-based analytics and Mettl does not include a health score index for its question library.

Adopting this platform may be challenging if you want highly customized reporting and analytics solutions.

Also read: HackerEarth Assessments + The Smart Browser: Formula For Bulletproof Tech Hiring

Security and data privacy

HackerEarth: The security and privacy of user data are top priorities at HackerEarth. The platform protects data in transit and at rest using industry-standard encryption. Additionally, all user data is kept in secure, constantly monitored data centers with stringent access controls.

Along with these security measures, HackerEarth also provides IP limitations, role-based access controls, and multi-factor authentication. These features ensure that all activity is recorded and audited and that only authorized users can access sensitive data.

HackerEarth complies with several data privacy laws, such as GDPR and CCPA. The protection of candidate data is ensured by this compliance, which also enables businesses to fulfill their legal and regulatory responsibilities.

Mettl: The security and data privacy features of Mettl might not be as strong as those of HackerEarth. The platform does not provide the same selection of security measures, such as IP limitations or multi-factor authentication. Although the business asserts that it complies with GDPR and other laws, it cannot offer the same amount of accountability and transparency as other platforms.

Even though both HackerEarth and Mettl include security and data privacy measures, the Mettle alternative, HackerEarth’s platform is made to be more thorough, open, and legal. By doing this, businesses can better guarantee candidate data’s security and ability to fulfill legal and regulatory requirements.

Pricing and support

HackerEarth: To meet the demands of businesses of all sizes, HackerEarth offers a variety of customizable pricing options. The platform provides yearly and multi-year contracts in addition to a pay-as-you-go basis. You can select the price plan that best suits their demands regarding employment and budget.

HackerEarth offers chat customer support around the clock. The platform also provides a thorough knowledge base and documentation to assist users in getting started and troubleshooting problems.

Mettl: The lack of price information on Mettl’s website might make it challenging for businesses to decide whether the platform fits their budget. The organization also does not have a pay-as-you-go option, which might be problematic.

Mettl offers phone and emails customer assistance. However, the business website lacks information on support availability or response times. This lack of transparency may be an issue if you need prompt and efficient help.

User experience

HackerEarth: The interface on HackerEarth is designed to be simple for both recruiters and job seekers. As a result of the platform’s numerous adjustable choices for test creation and administration, you may design exams specifically suited to a job role. Additionally, the platform provides a selection of question types and test templates, making it simple to build and take exams effectively.

In terms of the candidate experience, HackerEarth provides a user-friendly interface that makes navigating the testing procedure straightforward and intuitive for applicants. As a result of the platform’s real-time feedback and scoring, applicants may feel more motivated and engaged during the testing process. The platform also provides several customization choices, like branding and message, which may assist recruiters in giving prospects a more exciting and tailored experience.

Mettl: The platform is intended to have a steeper learning curve than others and be more technical. It makes it challenging to rapidly and effectively construct exams and can be difficult for applicants unfamiliar with the platform due to its complex interface.

Additionally, Mettl does not provide real-time feedback or scoring, which might deter applicants from participating and being motivated by the testing process.

Also read: 6 Strategies To Enhance Candidate Engagement In Tech Hiring (+ 3 Unique Examples)

User reviews and feedback

According to G2, HackerEarth and Mettl have 4.4 reviews out of 5. Users have also applauded HackerEarth’s customer service. Many agree that the staff members are friendly and quick to respond to any problems or queries. Overall, customer evaluations and feedback for HackerEarth point to the platform as simple to use. Both recruiters and applicants find it efficient.

Mettl has received mixed reviews from users, with some praising the platform for its features and functionality and others expressing frustration with its complex and technical interface.

Free ebook to help you choose between Mettl and Mettle alternative, HackerEarth

May the best “brand” win!

Recruiting and selecting the ideal candidate demands a significant investment of time, attention, and effort.

This is where tech recruiting platforms like HackerEarth and Mettl have got you covered. They help streamline the whole process.Both HackerEarth and Mettl provide a wide variety of advanced features and capabilities for tech hiring.

We think HackerEarth is the superior choice. Especially, when contrasting the two platforms in terms of their salient characteristics and functioning. But, we may be biased!

So don’t take our word for it. Sign up for a free trial and check out HackerEarth’s offerings for yourself!

HackerEarth Assessments + The Smart Browser: Formula For Bulletproof Tech Hiring

Let’s face it—cheating on tests is quite common. While technology has made a lot of things easier in tech recruiting, it has also left the field wide open to malpractice. A 2020 report by ICAI shows that 32% of undergraduate students have cheated in some form on an online test.

It’s human nature to want to bend the rules a little bit. Which begs the question, how do you stay on top of cheating, plagiarism, and other forms of malpractice during the assessment process?

How do you ensure that take-home assessments and remote interviews stay authentic and credible? By relying on enhanced virtual supervision, of course!

HackerEarth Assessments has always been one step ahead when it comes to remote proctoring which is able to capture the nuances of candidate plagiarism. The recent advancements in technology (think generative AI) needed more robust proctoring features, so we went ahead and built The HackerEarth Smart Browser to ensure our assessments remain as foolproof as ever.

Presenting to you, the latest HackerEarth proctoring fix - The Smart Browser

Our Smart Browser is the chocolatey version of a plain donut when compared to a regular web browser. It is extra effective and comes packed with additional remote proctoring capabilities to increase the quality of your screening assessments.

The chances of a candidate cheating on a HackerEarth technical assessment are virtually zero with the latest features! Spilling all our secrets to show you why -

1. Sealed-off testing environment makes proctoring simpler

Sealed-off testing environment makes proctoring simpler

To get started with using the Smart Browser, enable the Smart Browser setting as shown above. This setting is available under the test proctoring section on the test overview page.

As you can see, several other proctoring settings such as disabling copy-paste, restricting candidates to full-screen mode, and logout on leaving the test interface are selected automatically.Now, every candidate you invite to take the assessment will only be able to do so through the Smart Browser. Candidates are prompted to download the Smart Browser from the link shared in the test invite mail.When the candidate needs to click on the ‘start test’ button on the launch test screen, it opens in the Smart Browser. The browser also prompts the candidate to switch to full-screen mode. Now, all candidates need to do is sign in and attempt the test, as usual.
Also read: 6 Ways Candidates Try To Outsmart A Remote Proctored Assessment

2. Eagle-eyed online test monitoring leaves no room for error

Eagle-eyed online test monitoring with the smart browser leaves no room for errorOur AI-enabled Smart Browser takes frequent snapshots via the webcam, throughout the assessment. Consequently, it is impossible to copy-paste code or impersonate a candidate.The browser prevents the following candidate actions and facilitates thorough monitoring of the assessment:
  • Screensharing the test window
  • Keeping other applications open during the test
  • Resizing the test window
  • Taking screenshots of the test window
  • Recording the test window
  • Using malicious keystrokes
  • Viewing OS notifications
  • Running the test window within a virtual machine
  • Operating browser developer tools
Any candidate actions attempting to switch tabs with the intent to copy-paste or use a generative AI like ChatGPT are shown a warning and captured in the candidate report.HackerEarth’s latest proctoring fixes bulletproof our assessment platform, making it one of the most reliable and accurate sources of candidate hiring in the market today.
Also read: 4 Ways HackerEarth Flags The Use Of ChatGPT In Tech Hiring Assessments

Experience reliable assessments with the Smart Browser!

There you have it - our newest offering that preserves the integrity of coding assessments and enables skill-first hiring, all in one go. Recruiters and hiring managers, this is one feature that you can easily rely on and can be sure that every candidate’s test score is a result of their ability alone.Curious to try out the Smart Browser? Well, don’t take our word for it. Head over here to check it out for yourself!

We also love hearing from our customers so don’t hesitate to leave us any feedback you might have.

Until then, happy hiring!
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What is Headhunting In Recruitment?: Types &amp; How Does It Work?

In today’s fast-paced world, recruiting talent has become increasingly complicated. Technological advancements, high workforce expectations and a highly competitive market have pushed recruitment agencies to adopt innovative strategies for recruiting various types of talent. This article aims to explore one such recruitment strategy – headhunting.

What is Headhunting in recruitment?

In headhunting, companies or recruitment agencies identify, engage and hire highly skilled professionals to fill top positions in the respective companies. It is different from the traditional process in which candidates looking for job opportunities approach companies or recruitment agencies. In headhunting, executive headhunters, as recruiters are referred to, approach prospective candidates with the hiring company’s requirements and wait for them to respond. Executive headhunters generally look for passive candidates, those who work at crucial positions and are not on the lookout for new work opportunities. Besides, executive headhunters focus on filling critical, senior-level positions indispensable to companies. Depending on the nature of the operation, headhunting has three types. They are described later in this article. Before we move on to understand the types of headhunting, here is how the traditional recruitment process and headhunting are different.

How do headhunting and traditional recruitment differ from each other?

Headhunting is a type of recruitment process in which top-level managers and executives in similar positions are hired. Since these professionals are not on the lookout for jobs, headhunters have to thoroughly understand the hiring companies’ requirements and study the work profiles of potential candidates before creating a list.

In the traditional approach, there is a long list of candidates applying for jobs online and offline. Candidates approach recruiters for jobs. Apart from this primary difference, there are other factors that define the difference between these two schools of recruitment.

AspectHeadhuntingTraditional RecruitmentCandidate TypePrimarily passive candidateActive job seekersApproachFocused on specific high-level rolesBroader; includes various levelsScopeproactive outreachReactive: candidates applyCostGenerally more expensive due to expertise requiredTypically lower costsControlManaged by headhuntersManaged internally by HR teams

All the above parameters will help you to understand how headhunting differs from traditional recruitment methods, better.

Types of headhunting in recruitment

Direct headhunting: In direct recruitment, hiring teams reach out to potential candidates through personal communication. Companies conduct direct headhunting in-house, without outsourcing the process to hiring recruitment agencies. Very few businesses conduct this type of recruitment for top jobs as it involves extensive screening across networks outside the company’s expanse.

Indirect headhunting: This method involves recruiters getting in touch with their prospective candidates through indirect modes of communication such as email and phone calls. Indirect headhunting is less intrusive and allows candidates to respond at their convenience.Third-party recruitment: Companies approach external recruitment agencies or executive headhunters to recruit highly skilled professionals for top positions. This method often leverages the company’s extensive contact network and expertise in niche industries.

How does headhunting work?

Finding highly skilled professionals to fill critical positions can be tricky if there is no system for it. Expert executive headhunters employ recruitment software to conduct headhunting efficiently as it facilitates a seamless recruitment process for executive headhunters. Most software is AI-powered and expedites processes like candidate sourcing, interactions with prospective professionals and upkeep of communication history. This makes the process of executive search in recruitment a little bit easier. Apart from using software to recruit executives, here are the various stages of finding high-calibre executives through headhunting.

Identifying the role

Once there is a vacancy for a top job, one of the top executives like a CEO, director or the head of the company, reach out to the concerned personnel with their requirements. Depending on how large a company is, they may choose to headhunt with the help of an external recruiting agency or conduct it in-house. Generally, the task is assigned to external recruitment agencies specializing in headhunting. Executive headhunters possess a database of highly qualified professionals who work in crucial positions in some of the best companies. This makes them the top choice of conglomerates looking to hire some of the best talents in the industry.

Defining the job

Once an executive headhunter or a recruiting agency is finalized, companies conduct meetings to discuss the nature of the role, how the company works, the management hierarchy among other important aspects of the job. Headhunters are expected to understand these points thoroughly and establish a clear understanding of their expectations and goals.

Candidate identification and sourcing

Headhunters analyse and understand the requirements of their clients and begin creating a pool of suitable candidates from their database. The professionals are shortlisted after conducting extensive research of job profiles, number of years of industry experience, professional networks and online platforms.

Approaching candidates

Once the potential candidates have been identified and shortlisted, headhunters move on to get in touch with them discreetly through various communication channels. As such candidates are already working at top level positions at other companies, executive headhunters have to be low-key while doing so.

Assessment and Evaluation

In this next step, extensive screening and evaluation of candidates is conducted to determine their suitability for the advertised position.

Interviews and negotiations

Compensation is a major topic of discussion among recruiters and prospective candidates. A lot of deliberation and negotiation goes on between the hiring organization and the selected executives which is facilitated by the headhunters.

Finalizing the hire

Things come to a close once the suitable candidates accept the job offer. On accepting the offer letter, headhunters help finalize the hiring process to ensure a smooth transition.

The steps listed above form the blueprint for a typical headhunting process. Headhunting has been crucial in helping companies hire the right people for crucial positions that come with great responsibility. However, all systems have a set of challenges no matter how perfect their working algorithm is. Here are a few challenges that talent acquisition agencies face while headhunting.

Common challenges in headhunting

Despite its advantages, headhunting also presents certain challenges:

Cost Implications: Engaging headhunters can be more expensive than traditional recruitment methods due to their specialized skills and services.

Time-Consuming Process: While headhunting can be efficient, finding the right candidate for senior positions may still take time due to thorough evaluation processes.

Market Competition: The competition for top talent is fierce; organizations must present compelling offers to attract passive candidates away from their current roles.

Although the above mentioned factors can pose challenges in the headhunting process, there are more upsides than there are downsides to it. Here is how headhunting has helped revolutionize the recruitment of high-profile candidates.

Advantages of Headhunting

Headhunting offers several advantages over traditional recruitment methods:

Access to Passive Candidates: By targeting individuals who are not actively seeking new employment, organisations can access a broader pool of highly skilled professionals.

Confidentiality: The discreet nature of headhunting protects both candidates’ current employment situations and the hiring organisation’s strategic interests.

Customized Search: Headhunters tailor their search based on the specific needs of the organization, ensuring a better fit between candidates and company culture.

Industry Expertise: Many headhunters specialise in particular sectors, providing valuable insights into market dynamics and candidate qualifications.

Conclusion

Although headhunting can be costly and time-consuming, it is one of the most effective ways of finding good candidates for top jobs. Executive headhunters face several challenges maintaining the g discreetness while getting in touch with prospective clients. As organizations navigate increasingly competitive markets, understanding the nuances of headhunting becomes vital for effective recruitment strategies. To keep up with the technological advancements, it is better to optimise your hiring process by employing online recruitment software like HackerEarth, which enables companies to conduct multiple interviews and evaluation tests online, thus improving candidate experience. By collaborating with skilled headhunters who possess industry expertise and insights into market trends, companies can enhance their chances of securing high-caliber professionals who drive success in their respective fields.

A Comprehensive Guide to External Sources of Recruitment

The job industry is not the same as it was 30 years ago. Progresses in AI and automation have created a new work culture that demands highly skilled professionals who drive innovation and work efficiently. This has led to an increase in the number of companies reaching out to external sources of recruitment for hiring talent. Over the years, we have seen several job aggregators optimise their algorithms to suit the rising demand for talent in the market and new players entering the talent acquisition industry. This article will tell you all about how external sources of recruitment help companies scout some of the best candidates in the industry, the importance of external recruitment in organizations across the globe and how it can be leveraged to find talent effectively.

Understanding external sources of recruitment

External sources refer to recruitment agencies, online job portals, job fairs, professional associations and any other organizations that facilitate seamless recruitment. When companies employ external recruitment sources, they access a wider pool of talent which helps them find the right candidates much faster than hiring people in-house. They save both time and effort in the recruitment process.

Online job portals

Online resume aggregators like LinkedIn, Naukri, Indeed, Shine, etc. contain a large database of prospective candidates. With the advent of AI, online external sources of recruitment have optimised their algorithms to show the right jobs to the right candidates. Once companies figure out how to utilise job portals for recruitment, they can expedite their hiring process efficiently.

Social Media

Ours is a generation that thrives on social media. To boost my IG presence, I have explored various strategies, from getting paid Instagram users to optimizing post timing and engaging with my audience consistently. Platforms like FB an IG have been optimized to serve job seekers and recruiters alike. The algorithms of social media platforms like Facebook and Instagram have been optimised to serve job seekers and recruiters alike. Leveraging them to post well-placed ads for job listings is another way to implement external sources of recruitment strategies.

Employee Referrals

Referrals are another great external source of recruitment for hiring teams. Encouraging employees to refer their friends and acquaintances for vacancies enables companies to access highly skilled candidates faster.

Campus Recruitment

Hiring freshers from campus allows companies to train and harness new talent. Campus recruitment drives are a great external recruitment resource where hiring managers can expedite the hiring process by conducting screening processes in short periods.

Recruitment Agencies

Companies who are looking to fill specific positions with highly skilled and experienced candidates approach external recruitment agencies or executive headhunters to do so. These agencies are well-equipped to look for suitable candidates and they also undertake the task of identifying, screening and recruiting such people.

Job Fairs

This is a win-win situation for job seekers and hiring teams. Job fairs allow potential candidates to understand how specific companies work while allowing hiring managers to scout for potential candidates and proceed with the hiring process if possible.

Importance of External Recruitment

The role of recruitment agencies in talent acquisition is of paramount importance. They possess the necessary resources to help companies find the right candidates and facilitate a seamless hiring process through their internal system. Here is how external sources of recruitment benefit companies.

Diversity of Skill Sets

External recruitment resources are a great way for companies to hire candidates with diverse professional backgrounds. They possess industry-relevant skills which can be put to good use in this highly competitive market.

Fresh Perspectives

Candidates hired through external recruitment resources come from varied backgrounds. This helps them drive innovation and run things a little differently, thus bringing in a fresh approach to any project they undertake.

Access to Specialized Talent

Companies cannot hire anyone to fill critical roles that require highly qualified executives. This task is assigned to executive headhunters who specialize in identifying and screening high-calibre candidates with the right amount of industry experience. Huge conglomerates and companies seek special talent through external recruiters who have carved a niche for themselves.

Now that you have learnt the different ways in which leveraging external sources of recruitment benefits companies, let’s take a look at some of the best practices of external recruitment to understand how to effectively use their resources.

Best Practices for Effective External Recruitment

Identifying, reaching out to and screening the right candidates requires a robust working system. Every system works efficiently if a few best practices are implemented. For example, hiring through social media platforms requires companies to provide details about their working environment, how the job is relevant to their audience and well-positioned advertisements. The same applies to the other external sources of recruitment. Here is how you can optimise the system to ensure an effective recruitment process.

Craft Clear and Compelling Job Descriptions

Detail Responsibilities: Clearly outline the key responsibilities and expectations for the role.

Highlight Company Culture: Include information about the company’s mission, values, and growth opportunities to attract candidates who align with your organizational culture.

Leverage Multiple Recruitment Channels

Diversify Sources: Use a mix of job boards, social media platforms, recruitment agencies, and networking events to maximize reach. Relying on a single source can limit your candidate pool.

Utilize Industry-Specific Platforms: In addition to general job boards, consider niche job sites that cater to specific industries or skill sets

Streamline the Application Process

Simplify Applications: Ensure that the application process is user-friendly. Lengthy or complicated forms can deter potential candidates from applying.

Mobile Optimization: Many candidates use mobile devices to apply for jobs, so ensure your application process is mobile-friendly.

Engage in Proactive Sourcing

Reach Out to Passive Candidates: Actively seek out candidates who may not be actively looking for a job but could be a great fit for your organization. Use LinkedIn and other professional networks for this purpose.

Maintain a Talent Pool: Keep a database of previous applicants and strong candidates for future openings, allowing you to reach out when new roles become available.

Utilize Social Media Effectively

Promote Job Openings: Use social media platforms like LinkedIn, Facebook, and Twitter to share job postings and engage with potential candidates. This approach can also enhance your employer brand

Conduct Background Checks: There are several ways of learning about potential candidates. Checking out candidate profiles on job boards like LinkedIn or social media platforms can give companies a better understanding of their potential candidates, thus confirming whether they are the right fit for the organization.

Implement Data-Driven Recruitment

Analyze Recruitment Metrics: Track key metrics such as time-to-hire, cost-per-hire, and source effectiveness. This data can help refine your recruitment strategies over time. Using external hiring software like HackeEarth can streamline the recruitment process, thus ensuring quality hires without having to indulge internal resources for the same.

Use Predictive Analytics: In this age of fast paced internet, everybody makes data-driven decisions. Using predictive analytics to study employee data will help companies predict future trends, thus facilitating a productive hiring process.

Conclusion

External sources of recruitment play a very important role in an organization’s talent acquisition strategy. By employing various channels of recruitment such as social media, employee referrals and campus recruitment drives, companies can effectively carry out their hiring processes. AI-based recruitment management systems also help in the process. Implementing best practices in external recruitment will enable organizations to enhance their hiring processes effectively while meeting their strategic goals.

Recruitment Chatbot: A How-to Guide for Recruiters

Recruiters constantly look for innovative ways and solutions to efficiently attract and engage top talent. One of the recruiter tools at their disposal is the recruitment chatbot. These digital assistants are revolutionizing how recruiters work.

Are you looking to add a chatbot to your hiring process?

Our comprehensive guide will take you through the essentials of a recruitment chatbot-from its role and benefits to planning and building one and optimizing your own.

The rise of AI in recruitment


Artificial intelligence (AI) is a transformative force reshaping most industries, if not all. Today, you'll find AI-generated marketing content, financial predictions, and even AI-powered contact center solutions. The recruitment field has not been left behind. Professionals are using AI technologies, such as machine learning, natural language processing (NLP), and predictive analytics, to enhance various aspects of recruitment.

A report by Facts & Factors projects the global AI recruitment market size will grow to $890.51 million by 2028.
AI-Recruitment-Market-Size
Source

Chatbots are a prime example of AI's practical application in the hiring process. They efficiently handle tasks that traditionally require constant human intervention-as we'll see in the next section.

Understanding recruitment chatbots


Now that you understand the role of AI in modern recruiting processes, let's focus on recruitment chatbots in particular.

What is a recruitment chatbot?

A recruitment chatbot is software designed to assist in the recruitment process by simulating human-like conversations and automating various tasks. The core functionalities include:
  • Asking candidates predefined questions about their qualifications, experience, and skills
  • Instantly responding to common questions about job openings, company culture, benefits, and application process
  • Automated interview scheduling process with human recruiters
  • Keeping qualified candidates informed about their application status
As of 2023, 35%-45% of companies were using AI recruitment tools. Here are two key notable ones:

General Motors


General Motors (GM) has a conversational hiring assistant, Ev-e, that appears as soon as you land on their career site.
General-Motors-Recruitment-Chatbot
Source

This AI-powered chatbot enabled GM to manage candidate communications efficiently. The company also lowered its interview scheduling time from 5-7 days to just 29 minutes. They also save around $2 million annually.

Hewlett Packard Enterprise


Hewlett Packard Enterprise (HPE) also has a great recruiting chatbot- the HPE Career Bot. It also pops up when you land on HPE's career site.
HP-Career-Chatbot
Source

HPE's goal was to use the chatbot to convert passive candidates into actual job applicants, and they did just that.

Within the first three months of its rollout, the career bot more than doubled its usual career site visitors, reaching over 950,000 candidates. Additionally, HPE converted 26% of job seekers into actual hires.

Benefits of using recruitment chatbots

> The key benefits of using a recruitment chatbot include:
  • Saving valuable time: Recruitment chatbots can automate repetitive tasks like answering FAQs. That speeds up the recruitment process, allowing recruiters to focus on other administrative tasks.
  • 24/7 availability: Unlike human recruiters, who can only work 9-10 hours daily, chatbots are available around the clock.
  • Better quality of hires: Chatbots use predetermined criteria for the initial candidate screening process, meaning they only approve qualified candidates.
  • Lower hiring costs: By automating various time-consuming tasks, chatbots help significantly reduce recruitment costs.
By doing all the above, recruitment chatbots help you save resources that would be unnecessarily wasted if you were using the traditional hiring process.

Planning your recruitment chatbot


Without a well-thought-out plan, even the most advanced chatbot will fall short of expectations.

Defining your chatbot's objectives

Before building your recruitment chatbot, clearly understand what you want to achieve with it. Setting specific objectives. Some objective examples are:
  • To screen applicants
  • To schedule interviews
  • To provide company information
To identify the ideal objectives for your recruitment chatbot, map out the candidate journey from their initial interaction to the final hiring decision. Then, identify the touchpoints where the chatbot can add value.

For instance, if you waste most of your time screening candidates, create a chatbot that can efficiently assess qualifications and experience.

Establish metrics to measure chatbot success. They should align with the goals you set. Some great metrics could be a reduction in time-to-hire or candidate satisfaction scores.

Designing conversations for optimal engagement

The next step is to design the conversations your chatbot might have with candidates. Cover everything from greetings to solutions to misunderstood queries.
  • Greetings: Always begin with a warm greeting.
  • Language: Avoid jargon and overly formal language. Use simple, straightforward, conversational language.
  • Guided approach: Steer the conversation, providing clear instructions. You can also include quick reply buttons for common responses.
  • Misunderstood queries: Ensure your chatbot handles misunderstandings gracefully by politely asking for clarification.
Don't forget to include options for the chatbot to escalate complex queries to a human recruiter.

Building your recruitment chatbot


Now, you're ready to build a recruitment chatbot that will improve your overall talent acquisition strategy.

Choosing the right platform

Start by choosing the right chatbot platform. For this, there are factors you must consider.

The first is whether it will help you build a chatbot that meets your needs. To determine this, refer to your objectives. For instance, if your objective is to reduce repetitive inquiries, ensure the platform has strong NLP capabilities to understand and respond to candidate queries naturally.

The other factor is your technical expertise. Determine whether you need a no-code/low-code platform or have the technical resources to build a custom solution.

The no-code or low-code solution with pre-built templates is ideal for recruitment teams without extensive technical expertise. The custom solution, on the other hand, suits teams with technical resources.

Besides that, consider the features each chatbot tool offers. For instance, does it have multi-channel support, customization options, integration capabilities, and detailed analytics? Also, ensure you choose an option within your budget.

Some popular chatbot platforms include Mya, Olivia, XOR, and Ideal.

Development and integration

Developing and integrating your recruitment chatbot is the next. Here's a step-by-step guide:
  1. Define the scope and workflows: Identify the ideal candidate touchpoints-where and how the chatbot will interact with potential candidates.
  2. Scriptwriting: Write scripts for possible interactions the chatbot will have with candidates. Use generative AI tools to generate great responses that align with your desired conversation tone and style in minutes.
  3. Build the chatbot: Use your chosen platform to build a chatbot that aligns with your workflow and scripts.
  4. Testing: Conduct thorough testing to identify and fix any issues. You can start with your team and then beta-test it with a small group of suitable candidates.
  5. Integrate with existing HR systems: Integrate your recruitment chatbot with your Applicant Tracking System (ATS), your calendar, among others.
Once you're confident in the chatbot's performance, roll it out to candidates.

Training and optimizing your chatbot


Continuously train and optimize your recruitment chatbot to keep it aligned with your goals, changing recruitment needs, and company policies. Let's break this down:

Training your chatbot with AI and Machine Learning

Start by collecting historical data from past interactions, such as emails, chat logs, and support tickets, to use as the initial training data set. Leverage the data to teach your chatbot how to understand and respond to various candidate inquiries.

The data should include a wide range of scenarios.

Also, use NLP to train your recruitment chatbot to understand and process human language. You can use NLP frameworks like AllenNLP, Apache OpenNLP, or Google's BERT.

Implement a continuous learning loop where your recruitment chatbot can learn from new interactions to expand its knowledge base and adjust its conversational strategies.

Monitoring and improving chatbot performance

Regularly monitor your recruitment chatbot interactions and metrics to improve your recruitment chatbot performance and ensure candidate satisfaction.

Constantly review your interaction logs to understand how candidates are interacting with the chatbot. Identify common issues or misunderstandings. You can also collect user feedback directly from candidates who have interacted with the chatbot.

Track metrics like response accuracy, conversation completion rate, candidate satisfaction scores, and time saved for recruiters. You can then use the valuable insights to refine the scripts, improve responses, and address the knowledge gaps.

Additionally, keep up with the latest trends and advancements in AI and recruitment technology to maintain the chatbot's relevance over time.

Legal and ethical considerations


Using AI in recruitment comes with legal and ethical challenges. These include:

Ensuring compliance and privacy

Ensure your chatbot complies with data protection laws and regulations to avoid unnecessary legal suits.

Most regulations require you to inform candidates about the personal data collected, how you will use it, and your data retention policy.

Popular regulations include the General Data Protection Regulation (GDPR), the California Consumer Privacy Act (CCPA), and Canada's PIPEDA.

Addressing bias in AI

AI-driven recruitment tools can unknowingly carry on biases from the training data or algorithms. You must address these biases to ensure fair and equitable treatment of all candidates.

Use diverse and representative training data to reduce the risk of biased outcomes. Also, regularly audit your training data for biases related to gender, race, age, disability, or other protected characteristics.

Best practices and tips


Implementing a recruitment chatbot requires you to follow best practices to effectively meet your hiring goals while providing a positive candidate experience.

Dos and don'ts for recruitment chatbots

Here are some of the most essential tips and common pitfalls:

Dos


-Ensure your chatbot is user-friendly and capable of handling various inquiries at a go.

-Offer personalized experiences.

-Provide relevant and timely information.

-Ensure the chatbot is accessible to all candidates, including those with disabilities.

Don'ts


-Don't over-automate. Maintain a balance with human touchpoints

-Don't overwhelm candidates with too much information at once

Future trends in AI recruitment


The future of AI in recruitment looks promising, with trends such as advanced natural language processing (NLP). The advanced capabilities will allow chatbots to understand and respond to more complex queries.

Besides that, we can expect future chatbots to use more interactive content, like video intros, virtual reality (VR) job previews, or virtual workplace tours to boost candidate engagement. A company like McKinsey & Company is already using gamified pre-employment assessments.
McKinsey-Gamified-Recruitment-Chatbot
Source

We will also see more advanced AI-powered candidate matching that provides personalized job recommendations based on a candidate's skills, experience, and career aspirations.

Conclusion


Recruitment chatbots are revolutionizing the recruiting process. By automating routine tasks, providing instant responses, and offering data-driven insights, chatbots enhance both recruiters' and candidates' experiences.

As discussed in this guide, implementing a recruitment chatbot involves several crucial steps.

Define the objectives and design conversation paths. Next, choose your ideal platform and build your chatbot. After that, train and continuously optimize it to ensure it remains accurate and relevant. Also, ensure you're complying with the core legal and ethical considerations.

Now go build a recruitment chatbot that slashes your workload and gives your candidates a great experience.
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