Phase 20 · Interview Preparation

Technical

API design

Part of the Full Stack Developer Roadmap.

Summary

Being fluent in designing APIs that are pleasant for a frontend to consume — endpoint structure, status codes, and avoiding overly chatty request patterns.

How to Learn This

  • 1Be ready to design a REST API for a given feature on a whiteboard.
  • 2Explain how you'd design an API knowing what the frontend needs to render.
  • 3Practice justifying trade-offs like REST vs GraphQL for a specific scenario.
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