Designing a webhook retry budget for overseas crypto checkouts
Duplicate fulfillments usually come from naive retries, not from the chain. Budget the retries Cap attempts, use jittered backoff, and key idempotency on payment_id + event_type . Persist the first successful processing marker before side effects. Observe Alert on retry exhaustion and on handler la…
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- 2026-11-04 21:10 · DEV Community — AI
Designing a webhook retry budget for overseas crypto checkouts