I Built a Serverless Stranger-Matching Tool with Zero Database — Here is the Architecture

The elevator pitch

You open fata.uk, write a few lines about what is on your mind, and AI finds a stranger whose emotional frequency matches yours. Then it gives you each other’s email and exits. No app. No signup. No database. No chat history.

The architecture (or: how to build a social product with no server)

The entire backend is a single Cloudflare Worker. State lives in GitHub Issues. Here is the flow:

Browser (signal heuristic, ms-level)