Amazon's Cloud Connectivity and Management Services Team (C2MS) is seeking a Senior Software Development Engineer to work on Device Components and Tier-1 cloud services for platform solutions used across all Amazon Devices. This role focuses on critical systems like Over-the-Air updates and bidirectional Device-Cloud communication, impacting hundreds of millions of customers worldwide. The position requires expertise in developing device software, particularly with C/C++/Rust and strict performance requirements. You'll be responsible for architecting solutions, leading other engineers, and driving engineering best practices in security, quality, and operational excellence. Working in an Agile environment, you'll collaborate with various business teams across E-Reader, Tablet, Fire-TV, and Alexa divisions to gather requirements, design solutions, and implement secure features. The role offers competitive compensation ranging from $151,300 to $261,500 based on location, plus equity and comprehensive benefits. This is an excellent opportunity for experienced engineers passionate about building large-scale, high-performance systems while leading technical teams and mentoring others.