Haitong Yan

Full Stack Developer Intern at Incluvie

Maintained the company’s WordPress content platform; integrated MySQL and Redis for data synchronization. Built new features and enhanced existing modules using React.js, collaborating with a backend built in Express.js. Developed a server-side rendered author page using Express.js, Node.js, and React, with Redux for state hydration. Implemented a membership system with Firebase Authentication and Stripe webhook to synchronize subscription events with Firestore, and added paywall features via Express.js middleware.

Front End Developer at UC Irvine School of Medicine

Built and deployed an interactive hypertension educational website with React.js and Tailwind.css, translating 10+ Figma prototypes into a dynamic learning platform used by 50+ medical students. Delivered features including an interactive decision-tree navigator and a searchable compendium.

Front End Developer at UC Irvine School of Medicine

Received an award in the Cardiovascular Disease Educational Tools Contest (AHA). Built and deployed an interactive, responsive website with React.js and Tailwind.css that translates 10+ Figma prototypes into a learning platform used by 50+ medical students. Delivered features including an interactive decision-tree navigator, a searchable compendium, and data comparison tables using React.js.

Front End Developer at UC Irvine School of Medicine

Built and deployed an interactive, responsive website with React.js and Tailwind.css, translating 10+ Figma prototypes into a dynamic learning platform used by 50+ medical students. Delivered features including an interactive decision-tree navigator, a searchable compendium, and data comparison tables.

Full Stack Developer Intern at Incluvie Foundation

Implemented a caching solution using Redis, reducing average response time by 40%, and automated updates with a cron-based job to keep data fresh. Built a server-side rendered author page with Express.js and React to improve SEO, using Redux for state management and data hydration between server and client. Created a membership subscription system by integrating Firebase Authentication and a Stripe webhook listener to synchronize subscription events (renewals, cancellations) with Firestore, and added paywall features via Express.js middleware.