Jonathan Leahy

Full-stack developer, based in Bristol, UK. Builder of things.

Staff Engineer at Pismo, A Visa Company, building payments infrastructure at scale. On nights and weekends I'm running an experiment: can a whole software company run on AI agents? I've tried versions of this before — this one's working well enough that I'm pushing it further, to see what an agent-driven company actually becomes. Find out more in my book, The Rented Codebase.

↑ Cinematic sequence: characters fade in from nothing (2s) → talk on the game board (15s) → board dissolves, they drift into a slow-orbiting circle. The full original script plays throughout. Watch it loop — each cycle the circle keeps turning.

© 2026 Jonathan Leahy · v0.6.5