← All work CODE · 2025

Ledger — realtime fintech relay

Programming

const relay = async (req) => {
  const res = await fetch(req.url);
  return res.clone();
};

export default relay;

// serves 2.4M req/day
// p99: 38ms
// Warsaw → us-east-1

Case study content coming soon. In the meantime, the cover above tells most of the story.