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How correlation IDs in microservices help trace requests across services, queues, and background jobs in production.
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Observability vs logging in production: why logs alone are not enough to debug latency, failures, and distributed systems.- Published on
How backend engineers can use OpenTelemetry to make production debugging faster, safer, and more concrete instead of just generating more telemetry.- Published on
How to handle webhook retries safely in production by verifying signatures, deduplicating atomically, acknowledging quickly, and making downstream processing idempotent.- Published on
How to build a PostgreSQL job queue with FOR UPDATE SKIP LOCKED, including safe claiming, retries, stuck-job recovery, and the production trade-offs that matter.