Recent ProjectsSelected work that pairs clean experience design with strong engineering.
A mix of fullstack systems, AI-powered features, and product builds designed to solve meaningful user and business problems.
Spiritual & Astrology Web App
KayAstro - Saju Calculator
2026A modern saju calculator platform that generates personalized Korean Four Pillars readings, personality insights, and elemental balance analysis through an interactive and user-friendly experience.
Key impact
Delivered a scalable and performance-optimized saju platform capable of generating accurate Korean astrology readings, compatibility analysis, and personalized insights with secure premium access management.
Next.jsTypeScriptPostgreSQLNextAuthResendGoogle OAuthTailwind CSSJWT Authentication
Language Learning Platform
BJT Pro
2026A full-stack Business Japanese Test (BJT) learning platform that provides structured courses, quizzes, mock exams, progress tracking, and business communication practice for Japanese language learners.
Key impact
Created a scalable e-learning platform with secure JWT authentication, Google login, automated email verification flows, and an admin dashboard for managing courses, lessons, quizzes, and student progress.
Spring BootNext.jsTypeScriptPostgreSQLFlywayJWT AuthenticationGoogle OAuthResendTailwind CSS
AI-powered Product Management
AI-PM Copilot
2026A full-stack AI product management copilot that helps teams create projects, manage documents, and generate structured PRDs and related PM artifacts from brief inputs.
Key impact
Built a secure AI-powered product management workspace that streamlines PRD creation, organizes project documents, and persists generated PM artifacts through a scalable full-stack architecture.
Next.jsTypeScriptSpring BootSpring SecurityJWT AuthenticationPostgreSQLJPAAI Tool OrchestrationTailwind CSS
Healthcare + Family Care Platform
CareLink Mobile App
2026A caregiving and health reminder platform that helps families remotely manage medicine schedules, health tracking, and emergency support for elderly parents.
Key impact
Designed a remote caregiving system with medicine reminders, missed-dose alerts, blood pressure tracking, and real-time notifications to improve communication between elderly parents and family caregivers.
React NativeFastAPIPostgreSQLCeleryRedisFirebase Cloud MessagingREST APIs