—— Projects
AI Interactive Exam Platform
Quest-On
Grading open-ended reasoning is slow and inconsistent.
Real-time AI Issue Tracker
GTEC Board
Product teams need a fast, keyboard-first issue tracker — with an AI agent that handles the busywork.
Campus-wide Operations Tool
3D Printer Management System
Students used printers without proper logging, and staff lacked real-time visibility & issue tracking.
Dockerized AI Persona Engine
Persona Engine
Running an AI persona service means wiring a model backend, a database, and a 3D frontend into one reproducible stack.
IoT Hardware Web Controller
ESP8266 Motor Web Control
Controlling DC motors usually needs a wired setup; I wanted to drive them wirelessly from any browser.
—— Experience
Quest-On — Co-Founder, CTO & Lead Engineer
Seoul, Korea · Aug 2025 – Present
- —Spearheaded the technical delivery of a full-stack AI assessment SaaS, securing 2 confirmed academic pilot clients and launching a production-ready MVP within 3 months.
- —Architected a 4-stage LLM orchestration engine to evaluate complex reasoning in real-time; transitioned the system from a GPT-based demo to a scalable production infrastructure leveraging LangChain.
- —Successfully executed live AI-powered exams for academic institutions, maintaining zero-downtime operations and reducing grading workload by ~80% (10 hrs → 2 hrs) through automated rubric-based scoring.
- —Selected as Top 12 Finalist for '2026 Startup Level Up Project' by KTVF (Korea Technology Venture Foundation).
—— Awards
KTVF (Korea Technology Venture Foundation) — Selected as Top 12 Finalist for '2026 Startup Level Up Project'2026
KoreaIT Academy — Web Service Development Competition 1st Place2019
SNAAC (Seoul National University Accelerator) — Advanced to Final Round (Pre–Demo Day)2025
Startup Express (Korea University) — Advanced to Final Round (Pre–Demo Day)2025
—— Skills
Next.jsTypeScriptReactReact Native / ExpoPythonFastAPISupabasePostgreSQLConvexPrismaOpenAI / LLMVercel AI SDKDockerTailwindCSSThree.jsC/C++ (Embedded)