AI Mock Interview Simulator

Practice interviews built
from the actual JD

Upload your resume and paste a job description to start a custom mock interview. Our AI generates role-specific technical & HR questions, then scores every answer you give.

Tech + HR roundsFeedback on every answerQuestions built from your JD, not a fixed bank
DevsUnite Interview Engine

Interviewer

How would you design a URL shortener that scales to millions of requests?

You

I'd hash the long URL, store the mapping in a key-value store, and add a cache layer for hot reads...

8.5 / 10 — Strong reasoning

Mention read replicas to make this a 10.

Configuration
Set your target role and provide a job description for precise AI analysis.
Upload New ResumeDrag and drop a new PDF

Why developers choose DevsUnite's Mock Interview Simulator

Built from the real JD

Questions are generated from the exact job description you paste, not a generic, memorized question bank.

Covers tech + HR rounds

Data structures, system design, OOP, and behavioural STAR-format questions, calibrated to the role.

AI feedback on every answer

See exactly what was correct, what was missing, and how to improve, before the real interview does.

3 simple steps from JD to real feedback

No fixed question bank. Every interview is built from the role you're actually applying to.

Step 1

Upload your resume

Add your resume once. It's saved for every mock interview and every other tool.

01
Step 2

Paste the job description

Paste any JD, or start directly from a job listing on our Jobs board for an exact match.

02
Step 3

Answer & get scored

Answer AI-generated technical and HR questions, then get a score and feedback on every response.

03

Every round the real interview covers

Questions are generated from the JD's stack and seniority, not a one-size-fits-all bank.

Technical Round

DSA and problem-solving calibrated to the JD's stack

System design fundamentals for the seniority level

Databases, SQL, and OOP where the JD calls for it

Behavioral (STAR)

Real HR-round questions in the STAR format

Built to probe how you actually handled a situation

Not a memorized script, scored on your real answer

Feedback On Every Answer

What was correct, what was missing, how to improve

Delivered per-answer, not just a final score

Retake as many times as you need before the real thing

Don't let the real interview be your first rep.

Practice technical and HR rounds built from the exact JD you're targeting, with feedback on every answer.

The Difference

Real feedback, not a static question bank

Generic tools
DevsUnite
A fixed question bank with model answers to memorize
Questions generated from the actual JD you're applying to
No feedback on what you actually said
AI feedback on every single answer you give
Generic programming trivia
Tech-specific to what's in the JD: React, Node.js, Python, and more.

Why interview practice matters more than interview knowledge

Most fresher developers who fail a technical interview don't fail because they didn't know the material. They fail because they'd never had to explain it out loud, under time pressure, to someone actively evaluating every word. Solving a problem alone in an editor and solving it while narrating your thinking to an interviewer are different skills, and the second one is the one that actually gets tested.

Static interview-prep resources (question banks, video playlists, a list of "top DSA questions") teach you the first skill, not the second. They also rarely match the actual role you're interviewing for: a fixed question bank doesn't know whether the job needs React specifically, or system design fundamentals, or SQL, so it gives you a little of everything and a lot of nothing.

The DevsUnite mock interview simulator generates questions from the actual job description you're applying to: technical questions calibrated to the stack and seniority level in the JD, and behavioural questions using the STAR framework real HR rounds use. It then gives you feedback on the specific answer you gave, not a model answer to memorize. You find out where your explanation was incomplete or unclear before a real interviewer does, and you get to fix it and try again as many times as it takes.

FAQ

Frequently Asked

Ready to practice for real?

Free to start. Upload your resume and paste a JD to begin your first mock interview.

AI Mock Interview Simulator for Software Developers | DevsUnite

The DevsUnite AI Mock Interview Simulator at devsunite.com/mock-interview is a free tool built for fresher and early-career software developers in India. Upload your resume and paste any job description to start a custom mock interview with role-specific technical and behavioural questions, and get AI feedback on every answer.

Why Mock Interview Practice Matters for Freshers

Most fresher developers fail technical interviews not because of lacking knowledge but because of lack of interview-specific practice. Practicing with AI-generated, role-specific questions before the real interview builds both the knowledge and the communication habits required to clear technical and HR rounds.

Pricing

Mock interviews are free with a limited number of runs per month on the free plan. The paid PRO+ plan unlocks unlimited mock interviews, unlimited resume analysis, and unlimited cover letter generation. No credit card required to start. See devsunite.com/#pricing for current plan pricing.