Inbox Pattern in Microservices: Deduplicating Incoming Events
Build an inbox pattern for idempotent consumers: choose dedup keys, design a processed messages table, handle concurrency, retention, testing and trade-offs.
13 min read
Tag
idempotency
Idempotency Keys in Microservices: Making Retries Safe End to End
Learn how to mint, propagate, and enforce idempotency keys across microservices so retries, redeliveries, and timeouts never cause duplicate side effects.
16 min read
Webhook Delivery Design: Signatures, Retries and Replay Protection
Design webhooks as signed, timestamped, idempotent at-least-once events: HMAC verification, replay windows, retries with backoff, and key rotation.
13 min read
Idempotency in Distributed Systems: Making Retries Safe
Learn how idempotency keys, durable dedup records and atomic state transitions make retries safe when exactly-once delivery is impossible.
14 min read