Selected projects from school, internship, and personal portfolio work.

Epay Digital Payment System

A group project built during my software engineering internship at E.SUN Bank. The system provided users with a digital payment platform and separated front-end and backend concerns.

• Role: software engineer intern
• Stack: Spring MVC, Bootstrap 4, jQuery
• Context: E.SUN Bank internship project

Amadeus - Smarter Play, Simpler Day

A senior project that recognized user emotions from facial expressions and used the result to recommend music. The project combined mobile development, computer vision, and a lightweight Python backend.

• Stack: Android Java, Firebase, YOLOv3, Python, Flask
• Topics: facial expression recognition, CNN, music recommendation

The original portfolio page also includes demo videos hosted on Google Drive. I keep those as external references for now instead of moving large media files into this Astro site.