How to design, build and launch a new navigation pattern at scale

Strava is releasing a new navigation layout for our mobile apps that better serves athletes and scales with our ever expanding product. In this talk, I'll tell the story of how we set about researching, designing and building a navigation system that complements your athletic life. I'll talk about the challenges of rolling out a substantial change to 80MM athletes, and the tooling and processes we built to help us get there.