176 questions · 12 categories · 100% free
Master Your NextInterview
Learn and practice real interview questions step-by-step. Structured answers, guided learning paths and local progress tracking — no signup required.
Learning categories
Pick a track and follow its roadmap from fundamentals to advanced.
JavaScript
Closures, the event loop, prototypes, and every core concept interviewers love to probe.
React
Component thinking, hooks in depth, and rendering behavior questions from real interviews.
TypeScript
Type-level thinking: generics, narrowing, utility types and writing types that scale.
Next.js
Rendering strategies, App Router conventions, routing and data fetching patterns.
Node.js
The event loop, streams, error handling and backend patterns for server-side roles.
HTML & CSS
Semantic markup, the cascade, layout systems and accessibility fundamentals.
Git & GitHub
Branching, rebasing, undoing mistakes and collaborating through pull requests.
Behavioral
STAR-format answers for culture, conflict and career questions that decide offers.
System Design
Scaling, caching, queues and trade-off discussions for senior loops.
Database
SQL vs NoSQL, indexing, transactions and query optimization.
General Web Dev
HTTP, browsers, security and performance across the whole stack.
Docker
Containers, images, Dockerfiles, volumes and Compose — the Get Started fundamentals interviewers expect.
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Learn
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Practice
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Review
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Progress
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Everything you need to prepare
Guided roadmaps
Every category has a recommended learning order, so you always know what to study next.
Three practice modes
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Interview-ready answers
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