
Over two months, Chan Young Han developed and maintained core event features for the sparcs-kaist/taxi-front and taxi-back repositories, focusing on the Fall 2025 event experience. He implemented frontend flows for event progression, in-app purchases, and UI/UX enhancements using React, TypeScript, and CSS-in-JS, while also refining backend quest logic and transaction logging with Node.js. His work addressed both new feature delivery and bug resolution, improving data integrity, notification reliability, and localization readiness. By updating modals, event visuals, and sponsorship integration, he reduced user friction and strengthened the codebase, demonstrating depth in state management, component design, and cross-stack collaboration.

In 2025-10, delivered the Fall 2025 Event UX/Visual refresh for sparcs-kaist/taxi-front, paired with essential maintenance that improved user engagement, localization readiness, and build stability. Key outcomes include a refreshed event UI with credit modal enhancements, corrected dates, event icons, join disclaimer, and sponsorship messaging, plus a configurable leaderboard quantity. Implemented sponsorship integration via ChannelTalk and improved UI polish with a refined type dropdown. Completed maintenance and localization fixes to event policy display on Mypage, quest progression for event participation, removal of an outdated modal, and ongoing build/i18n maintenance. These efforts reduced user friction, improved data accuracy, and strengthened readiness for seasonal campaigns, delivering measurable business value through better user experience and more robust release processes.
In 2025-10, delivered the Fall 2025 Event UX/Visual refresh for sparcs-kaist/taxi-front, paired with essential maintenance that improved user engagement, localization readiness, and build stability. Key outcomes include a refreshed event UI with credit modal enhancements, corrected dates, event icons, join disclaimer, and sponsorship messaging, plus a configurable leaderboard quantity. Implemented sponsorship integration via ChannelTalk and improved UI polish with a refined type dropdown. Completed maintenance and localization fixes to event policy display on Mypage, quest progression for event participation, removal of an outdated modal, and ongoing build/i18n maintenance. These efforts reduced user friction, improved data accuracy, and strengthened readiness for seasonal campaigns, delivering measurable business value through better user experience and more robust release processes.
September 2025 performance highlights: Delivered the core Fall 2025 event experience across frontend and backend, stabilized workflows, and cleaned up the codebase to support reliable business operations. This month focused on delivering the Fall event features, improving user experience, and ensuring data integrity and maintainability to drive engagement and revenue potential.
September 2025 performance highlights: Delivered the core Fall 2025 event experience across frontend and backend, stabilized workflows, and cleaned up the codebase to support reliable business operations. This month focused on delivering the Fall event features, improving user experience, and ensuring data integrity and maintainability to drive engagement and revenue potential.
Overview of all repositories you've contributed to across your timeline