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7-Day Full Stack with Node.js Interview Preparation Plan

Your saved questions plus a day-by-day plan. Add questions with Save to → 7-Day Job Prep on any question page.

Day-by-day plan

Day 1Node.js internals
  • Revise event loop phases, nextTick and microtasks
  • Explain libuv thread pool and worker_threads vs cluster
  • Practise 5 output-order questions with timers and promises
  • Review streams, buffers and EventEmitter
Day 2Async JavaScript
  • Write retry with backoff and promise timeout from memory
  • Implement a concurrency limiter for API calls
  • Revise closures, this, var/let/const and hoisting
  • Fix 3 async bugs such as forEach with await
Day 3Express and REST
  • Build a CRUD API with routers, validation and error handler
  • Revise status codes, PUT vs PATCH and idempotency
  • Implement cursor pagination and filtering
  • Read your API's OpenAPI spec aloud as if explaining
Day 4Auth and security
  • Implement signup, login and JWT middleware with refresh tokens
  • Revise OAuth 2.0, OIDC and cookie vs localStorage
  • List OWASP API risks with one fix each
  • Add rate limiting and helmet to your project
Day 5Databases and caching
  • Design schemas for an e-commerce app in MongoDB and SQL
  • Revise indexes, transactions, ACID and N+1
  • Write an aggregation pipeline and a parameterised SQL query
  • Implement cache-aside with Redis and invalidation
Day 6Testing, deployment and system design
  • Write Jest and Supertest tests for two routes
  • Write a Dockerfile and explain health checks and graceful shutdown
  • Practise one system design: URL shortener or notification service
  • Revise scaling, queues and WebSockets
Day 7Mock interview and HR
  • Do a timed mock interview covering 20 questions
  • Prepare 4 STAR stories: bug fix, incident, conflict, learning
  • Walk through your best project architecture in 5 minutes
  • Revise the 30 key points and rest well

Frequently asked questions

Can I prepare for a Full Stack with Node.js interview in 7 days?

Seven days is enough to revise and sharpen, not to learn from zero. Use the plan to cover each core topic once, practise questions daily and finish with a mock interview.

How do I add questions to the plan?

On any question page choose Save to → 7-Day Job Prep. Saved questions show up at the top of this page.

How many hours a day should I study?

Two to four focused hours a day works for most people: one hour of revision, one to two hours of questions, and the rest on projects or mock answers.