PrincipalSoftwareEngineer,DeliveryExperience(DEX)

As Principal Engineer for Delivery Choices in Hyderabad, you'll own the technical foundation for Add to Delivery, our fastest-growing customer experience that delivered $billions incremental OPS in 2025 and is expanding to nine countries in 2026. This isn't about optimizing existing systems—it's about architecting delivery-building behavior that fundamentally changes how 200+ million Prime members shop. In a team that sits between core Amazon operations and core Amazon retail organizations, this is a unique role with enormous breath of influence and ownership. You'll work at the intersection of customer experience, fulfillment networks, and international expansion, coordinating architectural decisions across 30+ partner organizations (SCOT, P13N, CPX, EUIC, Search, Promise, Shipping, GDCX) while your team operates at maximum parallelization. Your Hyderabad team owns systems spanning international AtD expansion to nine countries (representing large OPS impact and ship cost savings), Core DC precision products across 18+ markets, and foundational services requiring Tier-1 migration. What Makes This Different You're not solving scale or latency—you're solving architectural coherence across organizational and geographic boundaries during a high-velocity scaling phase. You'll have principal-level authority to drive real-time architectural decisions. This is influencer and integrator work—shaping technical direction across teams you don't control, building consensus across distributed ownership, and ensuring our international expansion maintains architectural consistency while moving at maximum velocity. You're solving architectural coherence across organizational and geographic boundaries during a high-velocity scaling phase. The technical challenges are specific: redesigning Buy-X-Get-Y promotions architecture to work across multiple purchase sessions, evolving Add to Delivery personalization to remove post-filtering from the CX layer in under XXms, partnering with Fulf