API Design Articles | Backend Study Lab

API Design Apr 5, 2026 5 min read

Pagination Strategies for REST APIs

Compare offset, cursor, and keyset pagination for REST APIs, including tradeoffs, response shapes, sorting, and backend performance.

API Design Mar 29, 2026 6 min read

Learn what idempotency means in API design, why retries create duplicate actions, and how idempotency keys protect backend workflows.

API Design Mar 22, 2026 4 min read

Understand the HTTP status codes backend developers use most often in REST APIs, including 200, 201, 400, 401, 404, 409, and 500.