Modern app builders—especially solo founders and no-code SaaS teams—are moving faster than ever thanks to platforms like Xano, n8n, WeWeb, and Zapier. But once the excitement of quick prototyping fades, recurring pain points emerge at the layer where APIs and webhooks meet scale, production, and real-world data.
After dozens of integrations for client dashboards, AI agents, payment flows (Stripe, Lemon Squeezy), and lead systems, some patterns have become unavoidable:
Silent Webhook Failures: Even the healthiest endpoints occasionally drop or misfire due to rate limits, auth errors, or malformed payloads.
API Authentication Gotchas: JWT expirations, OAuth misconfigurations, and token mismatches are the top reasons integrations break hours—or weeks—after testing.
Retry Logic Overhead: Building custom retry/backoff for every 3rd-party service is a time sink and, if skipped, often leads to data loss or manual cleanup.
Debugging the Unknowns: The worst bugs show up in real user flows—disconnected logs, missed alerts, and “false positive” success codes.
I’ll share practical strategies and code patterns for catching failures up front, adding resilient retry logic, and managing authentication. There will be example flow setups for popular tools (Xano, n8n, Zapier), including webhook Healthcheck designs, centralized error handling, and validation for JSON/cURL pipes.
Subscribe at Dr cURL and I will send you a PDF of common API troubleshooting's.
If you’ve hit pitfalls building with APIs—especially as a team of one—this guide aims to help you move faster while minimizing hidden reliability traps.
Stay tuned for walkthroughs and flow templates in the next sections!
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