Stop Giving Me Solutions

“It’s just a quick fix.” A few years ago, shortly after joining a scale-up, I was handed a task as part of my onboarding: “Add an autoscaler to this ECS service to reduce the cost of unused compute. It shouldn’t take more than half a day.” At first, it sounded straightforward. The service was significantly overprovisioned with very little load. A rough estimate suggested we could reduce the fleet size by 80% and immediately cut costs. It looked like an easy win, so I implemented it. ...

March 2, 2026 · 4 min · Mathieu