During March 2025, this developer enhanced the sitcon-tw/2025 repository by implementing a default shuttle selection feature on the Traffic Page. Using React, Next.js, and TypeScript, they streamlined the user experience by ensuring the shuttle option is pre-selected on page load, reflecting updated defaults and user preferences. The approach maintained full UI flexibility, allowing users to manually adjust their transportation choice while reducing friction and potential misconfigurations. By focusing on frontend development and leveraging HTML and JavaScript, the developer contributed to broader UX consistency across the site, delivering a targeted feature that aligns with evolving requirements and user expectations.