1REST Constraints & Richardson Maturity Model

REST Constraints & Richardson Maturity Model

Examine Roy Fielding's architectural constraints, HTTP semantics, and the 4 levels of the Richardson Maturity Model.

2Advanced URL Filtering, Sorting & Pagination

Advanced URL Filtering, Sorting & Pagination

Implement enterprise query AST parsing, compare offset vs keyset cursor pagination complexities, and construct RFC 5988 Link headers.

3HTTP Caching Headers & State Management

HTTP Caching Headers & State Management

Master Cache-Control directives, strong vs weak ETags, conditional HTTP 304 validation, and optimistic concurrency prevention of mid-air collisions.

4API Gateways, Rate Limiting & Auth Tokens

API Gateways, Rate Limiting & Auth Tokens

Deploy enterprise API Gateway pipelines with Token Bucket rate limiters, sliding window algorithms, and constant-time HMAC-SHA256 JWT validation.