This is a submission for the Hermes Agent Challenge

What this post unpacks

I shipped a multi-tenant Flutter SaaS — a futsal-pitch booking app with a consumer app, an operator admin console, QR check-in, walk-in POS, and a deployed Firebase backend — in one overnight sitting. The git timeline runs from 19:38 to 03:09 . I never typed app code.

I drove four (then five) Claude Code agents in parallel , each in its own pane, each owning one directory of a shared monorepo. The conductor was Hermes Agent (Nous Research, MIT). The visible substrate was Herdr , a terminal multiplexer built for agents instead of humans.

This is the Write category. So this is not a product tour. It is the orchestration teardown: the patterns that let N agents grind one repo at once without colliding, how they signal "done" without anyone polling, and how a fresh build lands on a phone seconds after it compiles. Every claim below traces to a commit, a file on disk, or a Hermes skill.…