Software Development Engineer II, Seller Flex

Description
Are you passionate about solving complex fulfillment challenges at global scale? Join Seller Flex and help transform how third-party sellers fulfill Amazon orders worldwide. You'll architect systems that power warehouses across multiple countries, solving problems that directly impact millions of sellers and customers. From designing software-driven warehouse activation to building mobile-first operator experiences for Heavy & Bulky fulfillment, your work will drive measurable innovation in one of Amazon's fastest-growing programs.

This role offers a unique opportunity to become a domain expert in 3P fulfillment while rearchitecting core systems for global expansion and scale. You'll work at the intersection of marketplace platforms, warehouse operations, and inventory systems — simplifying architecture, solving high-impact seller problems, and establishing the technical foundation for launching new countries like Japan.

Key job responsibilities
- De...