kenneth chau

infinity

• Designed MongoDB/Mongoose schemas and led backend for a real-time hangout planner that reached 133 active users and 5.3K+ event interactions in under 2 months.
• Built JWT + bcrypt auth, guest-to-registered flows (61% conversion), and role-based access control.
• Developed event lifecycle APIs with UUID shareable links, collaborative itineraries, and time re-proposals.
• Implemented WebSocket real-time updates + Nodemailer/SMS reminders.
• Created responsive UIs with React Server Components, Tailwind CSS, and Zod.

ctstudio

• Developed Lua gameplay features with 5+ developers, boosting interactivity by 30%.
• Optimized backend logic, increasing game FPS by 25% for 25,000+ concurrent players.
• Enhanced event handling, driving peak engagement of 25,000+ concurrent users.
• Improved puzzle mechanics, reducing player drop-off by 15% in key game modes.
• Streamlined asset management, cutting load times by 20% for better user experience.

rivals tracker

• Built a full-stack web app in a 3-person team to track Marvel Rivals player stats.
• Developed RESTful backend with Java and Spring Boot for secure user authentication and APIs.
• Designed a responsive React frontend with Chakra UI, featuring real-time data visualizations.
• Integrated PostgreSQL and third-party APIs for dynamic data storage and retrieval.
• Implemented user authentication, encrypted password storage, and account management features.