Api Design

🟠 P1 — how you evolve public APIs without breaking consumers

🟡 P2 — Martin Fowler’s pattern for incremental migration from monolith to microservices

🟠 P1 — decoupling internal gRPC from external REST via a stateless proxy

🔴 P0 — REST vs gRPC vs GraphQL is a standard interview question

🟠 P1 — solves the “one API doesn’t fit all clients” problem

🔴 P0 — the craft of designing APIs; shows engineering judgement, not just pattern knowledge

🔴 P0 — appears in nearly every system design; the single entry point pattern