Software Development Engineer III, AWS Transactional Services (Database & Distributed Systems)

Job description

Ever wonder what happens when S3 processes a PUT request, when EC2 launches a new instance, when DynamoDB commits a write with single-digit millisecond latency, or when Kinesis Data Streams ingests a new record? Behind the scenes, a distributed log service is making it all possible — and you'd be the one shaping its future. The Transactional Services organization builds foundational distributed systems that power the largest AWS services. We specialize in high-performance, strongly consistent data systems that operate at scale. Our systems process over 4 million writes per second today and are growing fast. When we ship, the blast radius is AWS itself. We have a multi-year roadmap packed with hard, unsolved problems: building next-generation data export services, driving large-scale migrations that will reshape Amazon's storage infrastructure, and pushing the boundaries of durability, availability, and performance in distributed log systems. This isn't incremental work — it's foundational. As a Sr. SDE, you'll be a technical leader on a team of 12 engineers. You'll set the technical direction for critical services, drive cross-team architecture decisions, and own the delivery of ou...