Curriculum Vitae
Resume
Executive Director & Senior Software Engineer with over 10 years of experience in
3D Graphics and Generative AI.
Work Experience
Samsung Electronics entries include concurrent roles; overlapping dates are intentional.
Executive Director
MetaIntelligence
2025 - Present
- Led MVI (Meta Vision AI), a manufacturing defect detection product; full-stack delivery using GAN and Stable Diffusion models, with shading-aware vision detection.
- Led and built Namespring, a naming recommendation service, delivering both backend and frontend in a React + Vite stack.
Software Engineer (Wonderland & AI Effects)
Samsung Electronics
2023 - 2025 (Primary role)
- : Served as a core developer for the "Wallpaper Transition Effects" section of 'Wonderland' (Good Lock).
- : Built a shared RenderEffect-based AI visual effects rendering library for showcasing AI features across Galaxy phones, and drove its official integration starting with One UI 7.0; it has continued to evolve in active production ever since.
- Internal Graphic Libs: Optimized internal graphics library components, including Transparent Video Player and Skottie View, to improve rendering performance and runtime stability.
Platform Software Engineer (Watch Face Studio)
Samsung Electronics
2020 - 2025 (Concurrent role)
- Created WFF (Android Watch Face Format), an XML-based format defined by the XSD I authored (publicly mirrored from my Samsung work to avoid exposing internal Git history), and built a validator for compatibility and quality checks.
- Participated in developing the Watch Face Studio preview rendering pipeline.
- Participated in developing the WFF loader as the Wear OS watch face runtime; the Samsung-built runtime was later adopted into the Android platform and integrated into AOSP as an official watch face loader module.
Android Graphics Engineer
Samsung Electronics
2019 - 2020
- Implemented 'Runtime Gradient Blur' (Patent Grade A) and multi-window blur effects.
- Proved window‑independent Android view blur via PoC and report; the methodology was later adopted in Samsung phones by the owning team.
- Implemented Weather‑Raindrop rendering for a Samsung in‑house watch face, based on reverse‑engineering the open‑source RainEffect.
Tizen Graphics Engineer
Samsung Electronics
2018 - 2019
- Implemented Activity Sparkles rendering for a Samsung in‑house watch face.
- Participated in the internal experimental project WatchFactory, a DALi-based 3D watch face tool for Tizen-based Samsung watches; it later evolved into Watch Face Studio.
Mobile GPU Driver Engineer
Samsung Electronics
2016 - 2018
- Engineered ARM Mali GPU drivers for Samsung mobile products.
- Focused on driver stability, Khronos compliance, and performance tuning.
- Debugged complex GPU driver issues using low-level profiling tools.
Samsung Software Membership
2014 - 2015
- Regular member, 24-1st.
- Education Team Leader (2014 - 2015).
- Seminar: Vector, Matrix and Quaternion for 3D Programming — .
- Seminar: OpenMP and MPI for Beginners — .
- : 3D game engine + bridge simulation; project lead and physics engine (RPEngine) developer.
- : Voice‑based Android system service using third‑party collective intelligence, with related AOSP platform changes.
Education
Bachelor of Science in Software Engineering & Applied Mathematics
Kumoh National Institute of Technology
2008 - 2015
Student Projects
Kumoh National Institute of Technology
- : Social network game (SNG) with farming simulation and defense gameplay; project lead.
- : Family-focused SNS application built as an Android hybrid web app; project lead.
Technical Skills
A comprehensive overview of my technical capabilities.
Languages
C++, Java, Kotlin, Python, C#, GLSL, TypeScript, HTML
Graphics & GPU
OpenGL ES, Unity3D, Renderdoc, Mali Graphics Debugger
AI
Deep Learning, Generative AI, PyTorch, TensorFlow
Frameworks & Platforms
Android Framework, Android Wear, React, Electron, Vite
Tools
Android Studio, Visual Studio Code, IntelliJ, Blender, Git, CI/CD pipelines
Journals & Awards
Journal Publication (2016)
Seongsoo Choi, Woohyun Kim, and Jongho Kim, “Compression of Hamiltonian matrix: Application to spin-1/2 Heisenberg square lattice,” AIP Advances (2016). PDF.
K-Hackathon 3 (2015): Grand Award (Minister Award)
Received the highest honor for "Team Globell" (Web-based global free internet phone service).
KIT Engineering Fair (2014): Silver Award
Recognized for "Team Friendly Farm" (Farming simulation SNG).
HPCSS@UNIST (2014): Outstanding Contribution Award
Awarded for "Team UIRI" (Simulation of double-slit experiment using Supercomputing).
