• Led design and implementation of customer-based personalization infrastructure for Amazon.com Product Pages, enabling dynamic layout rendering for billions of product page requests daily.
• Architected a new frontend service on Amazon.com, defining service boundaries and infrastructure across AWS Lambda APIs and React TypeScript components.
• Set up LLM-powered internal tooling including automated documentation generation and code review systems, eliminating manual maintenance and improving developer productivity across team services.
• Developed AWS-native product prototype with Dockerized Python services, OpenSearch embeddings, and React frontend, enabling 20+ stakeholder demos and influencing production feature development.