Tag: integration

All the articles with the tag "integration".

• “Exactly once” is a lie

  11 Sep, 2026

  “Exactly-once delivery” is a promise no broker can keep. What you actually get — and can build on — is at-least-once delivery plus idempotent consumers.

• The dual-write problem & the outbox pattern

  8 Sep, 2026

  Saving to your database and publishing a message look like one step. They're two, and the gap between them is where you lose data. The outbox pattern closes it.

• Contract testing

  7 Aug, 2026

  Contract testing lets you decouple deploys by sharing a spec, not a code package — each side proves it honours the contract on its own, without the other running.

• Deployment coupling

  4 Aug, 2026

  You split into services so each could ship alone. Then a shared contracts package quietly stitched the deployments back together — that's deployment coupling.