• Developed a CMS and customized official website for our users.• Crafted a Chinese New Year event website for bars, capturing an average of 46% of effective user data during the event period.• Built a prototypical automated bot to help users book popular restaurants and eliminate repeated efforts using Selenium.

• Developed new pop-quiz and debate features, generating over $10 million in trading volume and 4x user growth in a month.• Monitored user interactions and created a dashboard for data visualization.• Mentored two teammates and engaged in pair-programming to complete tasks with a 100% on-time delivery rate.

• Led a team of 3 and increased the company revenue by approximately 300% by being the founding frontend engineer.• Developed the 1st MVP from scratch in 4 months, featuring role and permission management, search engine and online payment.• Established coding guidelines and implemented Storybook, and conducted code review to reduce error rates by 15%.• Automated deployment under Trunk-based development with GitLab CI, reducing deployment time by 30%.• Integrate over 50,000 lines of code into a Monorepo structure, reducing maintenance costs and development time by 30%.• Refactored the entire codebase (100,000+ lines) from JavaScript to TypeScript to become more maintainable and less error-prone.

• Coached 2000+ students to overcome technical problems and learning obstacles.• Provided personalized code review feedback and optimization suggestions to ensure students' learning effectiveness.• Mentored and led a team of 5 students to develop a graduation project, providing guidance on technical development and team collaboration throughout• Hosted Vue3 webinars to enhance students’ knowledge in migrating from Vue2 and how to adapt to fast-changed environment.

CityChaser is A mobile game studio focuses on promoting Taiwan's characteristic architecture and connecting it to the real world• Founded and led a cross-functional team of 10+ people, shortlisted for the 2020 U-Start Plan for Innovation and Entrepreneurship, securing approximately £18,000 in funding.• Built a hybrid mobile app for Android and iOS using Apache Cordova with a single codebase.• Developed core features such as check-in, notification, in-game store, Apple & Google third-party login, beginner tutorial guide, and location-based services.• Implement automated deployment using GitLab CI/CD and Docker for the Android app and API Server, reducing the deployment cycle time by 50% and 20%, respectively.• Converted game settings data from Google Sheets to JSON and deployed them to AWS S3 in the CD process.• Implemented patch downloading on the app side by detecting version differences using Python and shell scripts.

• Expanded the scope of business and increased revenue by creating a new GUI tool for custom annotations to video or audio files.• Improved annotation efficiency and user experience, reduced time by 20%, through custom shortcut keys.• Built an employee probation management system, including UI design, full-stack development, and product deployment within 5 days, reducing the HR workload by 15%.• Retrieved and parsed annotation data using SQL & Python into client-desired formats such as CSV, XML, JSON, and YOLO.