... reliability lately. In many projects I ve worked on, building robust webhook infra turned out to be deceptively complex: Retry logic (exponential backoff, timeouts) Handling non-2xx responses Delivery monitoring and alerting Back-pressure or queueing to avoid overwhelming receivers Secure signing and validation flows In one project, a failed webhook caused a payment processing delay for hours because the retry logic was buggy. Another time, burst traffic took down the receiver