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Article Product Engineering ★ Featured

Observability — Logs, Metrics, and Traces

Implementing the three pillars with OpenTelemetry and making them actionable.

observability OpenTelemetry logging metrics tracing
1 views Mar 30, 2026
Article Product Engineering ★ Featured

Resilience Patterns — Circuit Breaker, Retry, Bulkhead, and Timeout

Prevent cascading failures with proven resilience patterns.

circuit breaker retry bulkhead timeout resilience
1 views Mar 30, 2026
Article Product Engineering

WebSockets — Building Real-Time Features

Connection lifecycle, heartbeats, reconnection logic, and scaling with Redis pub/sub.

WebSocket real-time Redis pub/sub heartbeat reconnection
1 views Mar 30, 2026
Article Product Engineering

Health Check Endpoints — Readiness, Liveness, and Startup

Implement correct health endpoints so orchestrators route traffic and restart containers appropriately.

health check liveness readiness Kubernetes load balancer
1 views Mar 30, 2026
Article Product Engineering

Async/Await Patterns and Common Pitfalls

Concurrency, parallelism, error handling, and avoiding common async bugs.

async/await JavaScript Node.js Promise concurrency
1 views Mar 30, 2026
Article Product Engineering

Designing and Publishing API Client SDKs

Auto-generation vs handwritten, retry logic, versioning, and developer experience.

SDK API client openapi-generator retry developer experience
1 views Mar 30, 2026
Article Product Engineering

Message Queue Patterns — SQS, RabbitMQ, and Dead Letter Queues

Fan-out, work queues, priority queues, and poison message handling.

message queue SQS RabbitMQ DLQ fan-out
1 views Mar 30, 2026