The Transactional Data Storage organization at Amazon builds critical data platforms that power Amazon's consumer and digital businesses. The team is responsible for Sable, an OLTP storage platform that processes billions of daily transactions globally. This role involves working with Principal Engineers to develop and maintain tier-1/mission-critical services that handle customer orders, catalog information, shopping cart data, and Kindle device information. The position requires expertise in distributed systems at scale and database systems, from engine design to operational management. The ideal candidate will demonstrate strong ownership, operational excellence, and the ability to solve complex technical challenges. The role offers opportunities to work with AWS technologies and potentially contribute to products that reach the broader market through AWS channels. This position combines the excitement of working on large-scale systems with the impact of supporting Amazon's core business functions.