Jack Adams

Senion Android Engineer at Trainline

I’m a Senior Android Engineer at Trainline, the UK’s leading rail app, with previous experience at a major UK credit card company. With 4 years experience in Android development, I’m passionate about building scalable architectures and working within large teams. Outside of work, I enjoy Muay Thai and chess as well as keeping up with the latest news in the rocket industry.

Measuring and enforcing app health at scale

At Trainline we have 30+ android engineers working across 580+ modules. Our app is over 10 years old. Keeping things modern and consistent is tricky. In this talk I will discuss strategies we use at Trainline to measure and enforce consistency using a combination of off the shelf products such as App Vitals, Copilot PR reviews and Detekt custom rules, as well as vibe coding our own custom tooling. And learn how you can do it too