AWS Utility Computing (UC) is seeking a Senior Software Engineer to join their networking SW group at Annapurna Labs. This role focuses on developing cutting-edge networking technologies for AWS's RDMA technology, specifically targeting Machine Learning and High Performance Computing customers. The position involves working with complex software and hardware designs, with code running on millions of servers worldwide as part of the Nitro system. The team is responsible for AWS HPC and ML networking device SW, working closely with hardware, firmware, and software teams globally. This is a unique opportunity to create code that operates at an unprecedented scale, directly impacting AWS's cloud infrastructure. The role requires expertise in networking protocols, performance optimization, and embedded systems development, making it ideal for someone who thrives in a complex technical environment and wants to shape the future of cloud computing.