Amazon's Contribution and Item Pipelines team is at the forefront of e-commerce innovation, developing core services that power the Amazon marketplace platform. This role offers a unique opportunity to work on large-scale distributed systems that process catalog information for millions of merchants worldwide. As a Senior Software Engineer III, you'll be responsible for building and maintaining systems that handle billions of products and process hundreds of millions of real-time catalog changes daily. The position combines challenging technical problems with direct business impact, requiring expertise in distributed systems, high-throughput processing, and fault-tolerant architecture. You'll work alongside top-tier developers, leading technical initiatives and mentoring team members. The role offers competitive compensation including base salary, equity, and comprehensive benefits. This is an excellent opportunity for experienced engineers who want to solve complex scalability challenges while directly impacting one of the world's largest e-commerce platforms. The team's work is critical to Amazon's marketplace success, processing merchant data and enabling seamless catalog management across Amazon's global platform. You'll have the chance to innovate in areas like distributed systems, real-time processing, and enterprise-scale software architecture.