Ponkrit worked on KMUTT-CampusLink, delivering a cohesive set of client and server features to streamline parking and reservation workflows. He enhanced the campus-client repository with a revamped booking flow, QR-based receipts, router-driven navigation, and a main page slideshow, improving the user experience for parking and bike reservations. On the backend, he developed a Parking Reservation System and Car Registration API in the campus-server repository, implementing JWT authentication, duplicate checks, and robust validation for checkout and invoice handling. Using JavaScript, React, and Node.js, Ponkrit demonstrated depth in both frontend and backend development, addressing reliability and scalability in the system.