third-party-integration

To isolate third-party API schemas, use an adapter boundary that translates external models into your domain, preventing leakage and keeping your core logic stable even when dependencies change or fail.

Handling webhook idempotency requires verifying signatures, acknowledging quickly, and deduplicating events to avoid processing duplicates, ensuring reliable webhook processing across your integration lifecycle.

Building a resilient API client involves implementing authentication, timeouts, and retries with sensible error handling to ensure robust integrations that withstand rate-limiting and external service failures.

To test external API integrations without live services, use fake implementations to simulate external services in unit and integration tests, leveraging interface-first design for testability and swapability.

Implementing safe idempotent charges for payment integrations requires clear lifecycle handling and idempotent API calls, ensuring duplicate charge attempts do not result in double billing.

You need an Anti-Corruption Layer for external API integration when you want to enforce boundary translation, isolating third-party code so your domain remains stable against schema changes and dependency failures.