Zefeng Qiu

Bachelor's

Software Engineering

Amazon

Software Engineer

- Content Management System for Static Content Creation - Led the design of a content creation management system using - React and Redux for the frontend, and designed the backend workflow with API Gateway, Lambda, and DynamoDB - Implemented backend workflow logic for CRUD - Optimized retrieval latency from 100ms to 20ms using Guava cache with asynchronous processing - New Monetization/Upsell Carousel on Home Page - Increased Echo and third-party smart device sales by 10,000 through the launch of a monetization section on the home page during Amazon prime day event - Directed the customers to the Amazon Shopping App through the latest deals card on home page, resulting - Implemented a ranking mechanism to prioritize targeted upsell content for placement in the carousel's slot - Phone Operation System Version Deprecation Banner - Implemented a deprecation banner for the Alexa App's home page that facilitated swift client-side operating - Established a dynamic deprecation configuration file stored in AWS Config, enabling rapid OS version - Built a robust CI/CD pipeline and utilized AWS CDK