Software Dev Engineer II, Barcode Knowledge and Package Hierarchy Authority

Job description

What if the system you built today was used by hundreds of millions of people -- not hypothetically, but literally? Amazon Selection Catalog Systems (ASCS) is the engine behind the world's largest product catalog. Billions of products. Hundreds of millions of real-time updates daily. Every price change, every new listing, every inventory shift, our systems make it happen, 24/7/365, at a scale where textbook solutions simply don't apply. What Makes This Different This team is early-stage by Amazon standards. We're building brand-new services and tools from scratch, no legacy baggage, minimal operational burden, and a roadmap packed with greenfield projects scaling to worldwide customers this year. You won't just write code. You'll drive technical design across organizational boundaries, own end-to-end solutions, and tackle problems that sit at the intersection of massive scale and real ambiguity: Ensuring product identity and traceability at global scale. Processing and normalizing standardized product data from trading partners worldwide. Extracting structured data from unstructured content using LLMs Automatic classification of items and data at catalog scale Big data visualization and analytics pipelines Massively distributed systems that push the limits of scale and performance If you've ever wanted to work on problems where the answer doesn't exist…