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Learn how to prevent race conditions in backend systems with practical examples, database constraints, locking, idempotency, and testing strategies for production.
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How the transactional outbox pattern solves the dual-write problem in microservices by keeping database writes and event publishing consistent.- Published on
How to run background jobs safely in production by designing for retries, duplicate delivery, dead-letter handling, and idempotent side effects.- Published on
How idempotency keys prevent duplicate API writes, repeated side effects, and race conditions when clients retry under uncertain network behavior.- Published on
How rate limiting and backpressure protect microservices under overload, with practical implementation patterns, rollout advice, and failure signals.