Software Development Engineer II, Seller Flex

Description
Do you want to transform how sellers fulfill millions of orders worldwide? Seller Flex is Amazon's program that turns a seller's own warehouse into a fulfillment node—offering Prime badging and Amazon-orchestrated operations without moving inventory. As we expand into Japan and scale globally, we're seeking a Software Development Engineer II to tackle some of the most challenging problems in distributed systems, seller enablement, and fulfillment orchestration.

You'll work on systems that matter: designing for marketplace plurality so launching in new countries becomes a configuration change rather than a months-long effort, making seller state provably correct under partial failures, and building self-serve onboarding that scales without white-glove handholding. This role offers deep exposure to world-class operational standards, the chance to rearchitect fulfillment systems for global scale and agentic operations, and the opportunity to drive measurable busine...

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