I Thought I'd Just Call a Blockchain API. It Didn't Work Out That Way.

I walked into a crypto project thinking I'd just pull data from a blockchain API. That's not how it went. I join the project. Stack: FastAPI, PostgreSQL, Redis as Celery broker, Celery workers, Docker, Web3. Startup on a hype wave, real money, architecture built on the fly. I look at the payment processing architecture and my first thought: guys, are you serious? Financial operations with real money, zero idempotency, Redis as broker with no persistence, Web3.py synchronous calls inside Celery t