Hyunseung Ryu
- South Korea
- ryu@rhseung.me
- github.com/rhseung
- www.rhseung.me
Experience

Audio Intelligence Technology & Research Lab (AiTeR), School of EECS, GIST
2025.09 – PresentFrontend developer intern
Taking part in experiments and research at the audio intelligence lab.
aiter.gist.ac.kr/
Education
Gwangju Institute of Science and Technology (GIST)
2025.03 – PresentB.S., Electrical Engineering and Computer Science; AI Convergence (double major)
- National Science and Engineering Scholarship, Korea Student Aid Foundation
- Freshman representative, 2025 matriculation ceremony
- Class representative, Electrical Engineering and Computer Science, 2026
- Dean's List, Spring 2026 (GPA 4.406 / 4.5)

Gwangju Science Academy for the Gifted
2022.03 – 2025.02Natural Sciences
- Computer science GPA 4.285 / 4.3
- Gold Prize in every in-school computer science competition entered (2022, 2023), the 2022 one was the only award given to a first-year student
- Six Subject Excellence Awards in computer science, four of them ranked 1st
Selected projects
- rhseung.me2026.08
A personal site built on Astro islands. This page is the result.
- Campass2024.11 – 2024.11
A companion service that gathers everything you need for campus life in one place.
- Table-tennis robot2024.10 – 2025.01
Computer vision tracks the ball in real time and predicts the strike point to drive a four-axis linear robot.
- NEAT2024.09
Evolving network topology itself with NEAT (NeuroEvolution of Augmenting Topologies).
- Glance2024.06
A Minecraft interface mod bundling a set of quality-of-life tweaks.
- Fliggle2024.05 – 2024.07
A social app built for practice, with both the frontend and the backend written from scratch.
- IdP2024.03 – 2024.08
GIST's single sign-on system. OAuth 2.0 and OpenID Connect let one account log into every campus service, and external ones too.
- Particles2024.03 – 2024.11
A constraint-based 2D physics engine. Position-based dynamics solve rigid bodies and joints.
- Pattern2024.02 – 2024.05
Builds regular expressions through a builder API — method chains instead of unreadable expressions.
- DateTime2024.01 – 2024.04
Parses natural-language expressions like "next Tuesday" into dates.
- siunits2023.12
A unit-arithmetic library for physics experiments. Dimensionally invalid operations fail at the type level.
- GSA KakaoTalk bot2023.09 – 2024.02
A KakaoTalk bot for Gwangju Science Academy — meals, timetables and the academic calendar without leaving the chat.
- YOLOv3 from scratch2023.03 – 2023.11
Reimplemented YOLOv3 from the paper alone — anchor boxes and multi-scale detection included.
Competitions
3rd place, 2026 AX Challenge Track 1
2026.08Table-tennis robot track · Jun – Aug 2026
Participant, AI Creative Convergence Competition
2025GIST AI Graduate School
Table-tennis robot track
Participant, JUNCTION ASIA 2025
2025ENTBE
Participant, L:AUNCH AI Career School
2025Root Impact · Krypton X
Supported by Google.org
Winner, 2025 Honam Regional Mini Tex-Corps
2025Ministry of Science and ICT · COMPA
Hosted by GIST, Ewha Womans University and Wonkwang University startup centers
Skills
- Languages
- TypeScript
- JavaScript
- HTML5
- CSS3
- C
- C++
- Rust
- Java
- Kotlin
- Swift
- Dart
- Python
- Shell
- LaTeX
- Web Frontend
- React
- Next.js
- Astro
- TanStack Start
- TanStack Router
- TanStack Query
- Tailwind CSS
- styled-components
- Vite
- i18next
- Mobile Frontend
- Flutter
- React Native
- SwiftUI
- Backend
- Node.js
- Nest.js
- Flask
- Prisma
- PostgreSQL
- MySQL
- Tools
- Git
- GitHub Actions
- Storybook
- Playwright
- Figma
- Slack
- Notion
- 1Password
- MLDL
- PyTorch
- OpenCV
- NumPy
- Pandas
- Jupyter