About Me
Gameplay programmer with 4 years of commercial game development in Unreal Engine 5 and Unity. Most of my recent work is combat systems, character animation and action cameras on a console/PC action RPG.
Technical Skills
Programming Language
C++, C#, GDScript
Engine
Unreal Engine 5, Unity, Godot 4.x
Version Control
Git, Perforce
Career
Ocean Drive Studio (2022.08 ~ 2025.10)
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Project MZ — Client Programmer (2025.07 ~ 2025.10)
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Project AA — Client Programmer (2022.08 ~ 2025.07)
- Designed and built combat systems — skills, combos and guard — on the Gameplay Ability System
- Implemented enemy combat behaviour using Behavior Trees and AI Perception
- Built the third-person action camera and per-situation camera modes, including lock-on and see-through handling for occluding geometry
- Developed character animation on the Advanced Locomotion System plugin
- Built core UI/UX features including interaction UI and the combat HUD
- Handled replication of gameplay features for multiplayer
- Improved project stability by resolving crashes, bugs and performance regressions
SundayToz (2021.02 ~ 2022.08)
- Disney POP TOWN — Client Programmer
- Developed three regional branches (Korea / Asia / North America) in Unity with C#
- Applied and maintained new content in the in-game level editor
- Built new event systems centred on gacha and in-game shop
- Polished existing event systems and reworked their UI
- Ran cross-promotion work with another in-house project
DigiPen-KMU (2017.09 ~ 2018.06)
- Teaching Assistant
- Built and provided a from-scratch engine for students taking the game project course
- Implemented graphics, sound and physics component systems using C++, SDL and Box2D
- Maintained the engine through bug fixes and new features based on student feedback
Education
DigiPen Institute of Technology (2018.09 ~ 2020.04)
- BS in Computer Science in Real-Time Interactive Simulation
Keimyung University (2012.03 ~ 2020.08)
- BE, Game and Mobile Engineering, College of Engineering
Resume
Github Resume_KR Resume_EN LinkedIn
Contact
- e-mail: jeykop14@gmail.com