Amazon is seeking a Senior Software Development Engineer in Test to join their Device OS team. This is a technical leadership role focused on ensuring quality and testability of Amazon's device operating systems. The ideal candidate will drive the development of testing tools for complex problems and large software systems, while taking a long-term view of system architecture quality. You'll be responsible for implementing testing methods, making strategic test trade-offs, and guiding best practices in areas like unit testing and continuous deployment. The role combines technical expertise with leadership, as you'll mentor other engineers and contribute to their professional development. Working at Amazon, you'll be part of a global technology leader, with opportunities to influence critical device software testing practices. The position offers the chance to work on cutting-edge technology while developing both technical and leadership skills.