💻 HyeonJun, Lee

AI Enthusiast | Tech Entrepreneur | CS @ DGIST

“Today, Better Than Yesterday”

Bridging cutting-edge AI research with scalable, commercial product architectures.

R&D & Commercialization Lead | Open Beta Prep

• Architecture: Engineered a FastAPI & Vertex AI backend, slashing p50 latency to <2000ms.
• LLM Optimization: Compressed AI personas up to 53% reduction via structured prompt engineering.
• Infra: Orchestrated real-time data flow with Firestore and deployed via GCP (Cloud Run/Docker).

Project Lead | 2024 - Present

• Traction: Secured 7 national startup awards and registered 3 trademarks.
• Execution: Successfully led the KOCCA commercialization project.
• Agile Management: Hosted 39 consecutive weeks of strategic dev sprints in 2025.

Independent R&D

• Developed a Python & AI pipeline for automated lip-syncing retargeting in Cinema 4D.

• [스타트업/기술] WebP 변환을 통한 이미지 로딩 최적화 및 GCS 업로드 자동화 | PNG 대비 용량 89%, 지연 시간 82% 개선
• [스타트업/기술] SSoT 기반 카탈로그 시스템 설계 | 파편화된 가격 데이터의 비효율성을 극복하고 프로모션 구조 구축하기
• [스타트업/이슈] Google Play 인앱 결제 API | "insufficient permissions" 오류
• [스타트업/기술] Node.js & App Store 인앱결제 | 결제 시스템 아키텍처 (Part 2)
• [스타트업/기술] Node.js & Google Play 인앱결제 | 결제 시스템 아키텍처 설계 (Part 1)