Seong Choi (최성)

I build technology that helps people.

Solving problems in education, health, and society — with code.

Teaching computer skills to students in Cambodia, 2025

H.AI — GenAI-powered digital history textbook. Students talk directly with historical figures through RAG-grounded AI agents, explore interactive war maps, and debate with AI-summarized results. AWS Bedrock RAG Tool Calling React — 🏆 Grand Prize, LG CNS AM Inspire Camp · Field-tested with elementary students

National Museum of Korea AI Docent — Pivoting H.AI's engine into a personalized museum guide: visitors get custom tour routes and converse with historical figures about the artifacts in front of them. RAG e-Museum Open API — 🚧 In progress

Bible Reading Companion — An app that helps people read scripture with context and consistency. — 💡 Preparing

TAPE — Pressure-sensor insoles + AI gait analysis. Classifies 21 running patterns and prescribes personalized taping solutions to prevent joint injuries before they happen. React Native 1D-CNN BLE Arduino — 🏆 Grand Prize, SW Startup Competition · 🏆 Top Prize, SW Festival · Exhibited insights from CES 2026

NewsBalance — AI platform analyzing political bias and factual accuracy in YouTube content. Fine-tuned KcBERT bias classifier with a GPT-assisted auto-labeling pipeline (5× faster data construction, +9% accuracy). KcBERT Elasticsearch Spring Boot Flask — 🏆 Gold Prize, KIIT Paper Competition (1st author) · Registered SW copyright

Python TypeScript Java · React React Native Spring Boot Flask Django · AWS Docker GitHub Actions · RAG Tool Calling KcBERT PostgreSQL

• 🇰🇭 Computer education volunteer, Cambodia (2025) — and heading to Saipan next
• 🇺🇸 CES 2026 & Silicon Valley study tour
• 🇰🇷 ROK Marine Corps veteran (2020–2022) — the "Marine" in StarChoiMarine

sung000054@naver.com · github.com/StarChoiMarine