Senior frontend engineer with over 6 years of experience developing web applications and products using HTML, CSS, javascript, typescript, react.js, next.js, vue.js, and nuxt.js. Experienced in responsive design, TDD, mobile-first approach, scrum, and agile, with a bachelor's degree in software engineering. Led and mentored the core team of Alibaba's website with over 2 million active users and nearly 6 million daily requests, demonstrating a solid ability to handle high traffic and complex requirements.