I build AI-powered and backend-driven products that improve workflows, retrieval quality, and product intelligence.
- Computer Science student at University of Wisconsin–Madison graduating in May 2026
- Interested in AX / AI Engineering, LLM applications, RAG pipelines, and backend systems
- Experienced in building practical software across AI systems, web platforms, and enterprise applications
- Passionate about creating products that improve efficiency, automate workflows, and deliver measurable value
Jan 2026 – Present | Madison, WI (Remote)
- Built a Slack-based internal AI chatbot
- Developed a RAG pipeline using Airtable data ingestion, chunking, and synchronization workflows
- Stored and served knowledge through ChromaDB for reliable internal retrieval
Jul 2025 – Aug 2025 | Seoul, South Korea
- Implemented BLE protocol fuzzing to strengthen cybersecurity testing
- Analyzed vulnerabilities and supported resilience testing for embedded communication systems
Jun 2025 | Seoul, South Korea
- Improved project management system code quality and performance
- Developed project evaluation-related backend functionality
Jun 2024 – Mar 2025 | Seoul, South Korea
- Migrated legacy admin pages from JSP-based SSR to a Vue.js SPA
- Built and improved backend APIs with Spring Framework
- Worked on enterprise internal systems with a focus on maintainability and performance
A second-hand marketplace built for UW–Madison students.
Why I built it
- Help students buy and sell used items safely within a trusted campus-only network
Key features
- Post listings with images, pricing, and descriptions
- Student-focused marketplace model for safer in-person exchanges
- Community-oriented resale experience tailored to campus life
Tech
Firebase Cloud Firestore Mobile App Development
A web application that generates all possible conflict-free schedules for university students.
What it does
- Lets users add courses and available sections
- Automatically generates valid schedule combinations
- Helps students quickly switch to backup plans during registration
Key features
- Conflict-free schedule generation
- Faster planning during high-pressure enrollment periods
- Board/comment features for communication
- AI chat support for usability assistance
Tech
Java Spring Boot MariaDB Bootstrap Thymeleaf MyBatis
- AX / AI Engineering
- LLM Applications
- Retrieval-Augmented Generation (RAG)
- Backend Development
- Workflow Automation
- Product Intelligence
- Email: jryu1521@gmail.com
- LinkedIn: linkedin.com/in/jungwoo-ryu-6375a6211
- Portfolio: Notion Portfolio