Build real-time apps with GraphQL Subscriptions: step-by-step server, client, auth, scaling, and testing guidance using Node, WebSockets, and graphql-ws.
Hands-on gRPC streaming tutorial: server, client, and bidirectional streams with Go and Python, plus proto design, flow control, deadlines, security, and testing.
A practical guide to REST API error handling: status codes, structured responses (RFC 7807), retries, rate limits, idempotency, security, and observability.
A practical guide to REST API pagination—offset vs cursor—with pros/cons, SQL patterns, and implementation tips for scalable, consistent endpoints.
A practical playbook for API versioning: strategies, SemVer, backward compatibility, deprecation, testing, and rollout patterns for stable, evolving APIs.
Step-by-step gRPC microservices tutorial: Protobuf design, Go services, TLS/mTLS, deadlines, retries, streaming, observability, Docker, and Kubernetes.
