What You"ll Do: Own critical components of Amazon"s mobile build infrastructure serving teams like Kindle, Alexa, Prime Video, and the Mobile Shopping app Design and implement systems that handle code compilation, security signing, testing, and deployment at scale Leverage automation and intelligent tooling to reduce build times and eliminate developer friction Scale systems handling continuous growth while maintaining high performance, reliability, and security Debug complex distributed systems issues across multiple platforms (iOS, Android, embedded) Mentor teammates on operational excellence, system design, and mobile platform best practices We"re looking for engineers who thrive on making systems faster, more reliable, and more secure-enabling thousands of developers to ship exceptional mobile experiences to millions of customers. The Mobile Build Experience (MBX) team in ASBX empowers thousands of developers across Amazon to build, test, and ship mobile and device experiences that delight millions of customers worldwide.