Software Dev Engineer III, FOC

FinOps Central Core is seeking an SDE III to build and operate the distributed systems behind Amazon's vendor payment infrastructure. You'll design services that process millions of financial transactions across global regions, own critical production systems end-to-end, and set technical direction for a team of 12 engineers. The ideal candidate combines strong distributed systems expertise with a bias for operational excellence — you'll ship features that directly impact how Amazon pays its vendors while keeping the bar high on reliability, accuracy, and scale. This role offers the opportunity to lead complex migrations (MAWS → Native AWS), architect new platforms, and shape the technical roadmap for financial operations tooling.

Key job responsibilities
- Design and implement scalable, highly available services using Java, AWS (Lambda, DynamoDB, ECS, SQS, API Gateway, Step Functions), and Amazon's internal frameworks (Coral, Apollo, Brazil)
- Own architecture decisio...