I Stopped Building Webhook Retry Logic. Here's What I Use Instead.

Every backend team eventually builds the same thing: reliable message delivery between services. And every team builds it wrong at least once. The Webhook Retry Stack Here's what "just use webhooks" actually means in production: # Receiver: build an HTTP endpoint @app.post("/webhooks/orders") async def receive_order(req): # Verify HMAC signature (or get spoofed) signature = req.headers.get("x-webhook-signature") if not verify_hmac(signature, req.body, WEBHOOK_SECRET): return {"error": "invalid signature"}, 401 # Idempotency check (webhooks arrive twice, sometimes three times) idempotency_key = req.headers.get("x-idempotency-key") if db.exists("processed_webhooks", idempotency_key): return {"status": "already processed"}, 200 process_order(req.json()) db.insert("processed_webhooks", idempotency_key) return {"status": "ok"}, 200 # Sender: retry with backoff async def send_with_retry(url, payload, max_retries=5): for attempt in range(max_retries): try: resp = requests.post(url, json=paylo