Chengfeng tsai

I am a professional Full Stack Developer with over 10 years of experience in building and maintaining end-to-end web applications. Proficient in designing and developing both backend services and frontend interfaces using modern JavaScript frameworks. Experienced in working with Python, Java, Node.js, Express.js, React.js/Next.js, Vue/Nuxt, and Mysql/Postgresql/MongoDB to deliver high-performance, scalable, and user-friendly applications. Adept at collaborating with cross-functional teams and leading projects from conception to deployment.