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Full-stack Engineer working on Mobile Infrastructure for Facebook, Messenger and Instagram

• Led the mobile performance tracing infra for production release of iOS Apps (https://bit.ly/2LITQET).

• Built the backend trace data pipeline for performance/reliability regression analysis with ML models integrated, and frontend trace visualizer as a full stack engineer.

• Worked with Facebook/Instagram/Messenger product teams on multiple company performance metrics including Startup/Scroll/Responsiveness.

iOS Engineer on Mobile Product & Foundation for Mobile Taobao App, which was the No.1 mobile e-commerce app in China in terms of mobile monthly active users.

• Built the iOS version of Homepage for Mobile Taobao App with MVVM pattern.

• Built the modularity architecture for scaling Mobile Taobao App and teams.

• Built multiple high performance foundation SDks including media processing SDK and data storage SDK.