AI Mock Interview

Full Stack Mock Interview with an AI that scores you live.

Practice full stack interviews across frontend, backend APIs, databases and auth. The AI asks end-to-end questions, scores you live and reveals the ideal answer.

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Free to start. No credit card required.

What's Covered

Every topic a Full Stack interview throws at you.

Real interview territory, not generic definitions. The AI draws on these areas and pushes into the sub-topics where you are weakest.

Frontend

ReactState ManagementComponent DesignRouting

Backend & APIs

Node/ExpressRESTAuthenticationValidationError Handling

Databases

SQL vs NoSQLMongoDBSchema DesignIndexingTransactions

System & Auth

JWT/SessionsCachingRate LimitingWebSockets

DevOps Basics

CI/CDDockerDeploymentEnvironment Config

Sample Questions

A taste of your Full Stack mock interview.

These are the kinds of scenario-based questions Joshua asks. In a live session they adapt to your answers and your target role.

Walk me through what happens from a button click in React to a row written in the database.

How do you implement secure authentication with JWTs, and what are the pitfalls?

SQL or NoSQL for a social feed? Defend your choice.

How would you design and version a REST API that multiple clients depend on?

A page is slow. How do you decide if the bottleneck is frontend, API, or database?

Who It's For

Built for these Full Stack roles.

Full Stack EngineerMERN DeveloperSoftware EngineerBackend Engineer

How It Works

Three steps to interview-ready.

Pick your level and mode

Choose junior to principal, then text, voice, or full camera + voice simulation for your Full Stack interview.

Answer one question at a time

Joshua, your AI interviewer, asks scenario-based questions, pushes for specifics, and adapts to your answers across four phases.

Get scored and see ideal answers

Every answer is rated on accuracy, clarity, depth and confidence, with the ideal response revealed so you improve fast.

FAQ

Full Stack mock interview questions, answered.

Which stack does this assume?

It is stack-agnostic but leans MERN (React + Node/Express + MongoDB). The reasoning applies to any full stack setup.

Does it test both frontend and backend?

Yes. You move across frontend, API design, databases, auth and basic DevOps, just like a real full stack loop.

Is this good for startup interviews?

Very. Startups lean heavily on full stack generalists, and this track mirrors their broad, end-to-end questioning.

Practice other tracks

AWS

Ready for your Full Stack interview?

Start a free Full Stack mock interview now. Get scored live and see the ideal answer to every question.

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