Chongsun Yu — Portfolio

Personal portfolio site for Chongsun Yu, Global Platform Operations Team Lead at Toomics Global.

Live Site

madgegja.github.io/portfolio

Features

• EN/KR Toggle — Full bilingual support with localStorage persistence
• 4 Project Cards — AI Agent, CS Chatbot, CS Analysis, BizOps Portal
• Resume Download — 2026 EN/KR DOCX
• Scroll Animations — IntersectionObserver-based reveal, counter, skill bars
• Responsive — Mobile-first, works on all screen sizes
• Light Theme — Clean, professional design

Tech Stack

• Pure HTML / CSS / JavaScript (no build tools)
• Google Fonts (Inter + Noto Sans KR)
• GitHub Pages

Structure

portfolio/
├── index.html              # Single-page portfolio
├── css/style.css           # Design system & responsive styles
├── js/main.js              # i18n toggle, animations, navigation
├── assets/docs/            # Resume DOCX files
└── README.md

Author

Chongsun Yu — GitHub | BizOps Portal