• Engineered the frontend development of IC web with React and Tailwind CSS, leading to a 20% boostin SEO performance.• Launched 2+ quest-based features per month, ensuring seamless integration and timely release.• Led a group of 3 frontend engineers and managed frontend release per sprint.• Integrated Sentry and Matomo to monitor user actions, resulting in a 20% improvement in productperformance and a 10% increase in user engagement metrics.• Recognized for improving customer satisfaction metrics by 50% through the implementation ofSocket, facilitating updates to the leaderboard UI.

• Orchestrated cross-functional team to streamline development process, resulting in MVP within 3months.• Employed atomic design principles on top of React and Material UI components to build reusablecomponents, resulting in saved development time by 20%.• Defined 10+ complex data models with Node.js on top of Typescript, closely collaborating with theproduct team.• Influenced in developing the backend that became the foundation for the intersection between Web3and FinTech.• Improved test coverage by 90% with Jest, Mocha, Cypress, Playwright.• Mentored 3 junior developers, providing guidance on technical skills and professional growth.• Led rigorous code reviews for a team of 10 developers, enforcing coding standards.

• Collaborated with designers via Figma and Jira to revamp overall application to provide better userexperience.• Orchestrated 250+ database schema definition and devised data flow architecture, establishing SQLlogging for error tracking and executing package status recording.• Developed 5+ procedures in server to deliver accounting, invoicing and payments.• Wrote 20+ test documents such as test plans, test cases across client and server.• Developed, tested and deployed over 10 daily service tasks.• Leveraged Twilio APIs for SMS messaging and bulk email delivery to propel application functionality.

• Influenced to the success of 3 startup companies, coordinating with 6+ business partners.• Designed and implemented responsive, accessible user interfaces that ensured a seamless user experience across devices.• Completed 5+ data migration, validation, and optimization projects to ensure efficient data process andmaintenance.• Launched 8 new modules, including web frontend, mobile app, and internal admin portal.

- Utilized HTML, SASS, and JavaScript to create 20+ responsive pages, optimizing end-user experience.- Created a draggable component in a visualized webpage-building platform, and wrote unit tests to have increased the unit test coverage from 40% to 60%, and ensured high code reliability.- Participated in building social media sharing platform.- Supported various Tencent Video front-end projects including the Tencent Video official website and the creator community platform, and extracted common modules into components to have increased efficiency.- Improved mini QQ mobile browser TTFB performance with react Isomorphic server-side rendering.