How I Stopped Chasing Production Errors Before My Coffee Got Cold

Sentry throws 200 errors at my team every day. Most of them are noise. The ones that matter arrive at 3am and nobody sees them until a customer complains. I built an agent that triages them instead. It reads new Sentry issues, groups them by fingerprint, applies filtering rules, and only sends me the ones that actually need attention. Here is how it works, the day it failed, and what I learned about building alerting systems that agents actually maintain. The Problem Our Sentry project tracks er