Fan-Out Patterns for Internal Webhook Event Distribution
Separate event ingestion from delivery to avoid timeouts and data loss.
Damon Larkin
Section
7 stories in Webhook and Integration Complexity.
Separate event ingestion from delivery to avoid timeouts and data loss.
How to build a webhook handler that survives retries and disorder.
Ensure billing events process in order to prevent revenue leaks.
Prevent double charges by keying idempotency on business facts, not just event IDs.
Handle duplicate webhooks by separating receipt from processing.
SSE handles one-way server events more efficiently than WebSockets for most real-time SaaS needs.
Webhooks push real-time events; APIs pull data on demand—production systems need both.