Gijs-jan Roelofs
Founder at CodePoKE
Maastricht, Limburg, Netherlands
Summary
👤
Senior🎓
Top SchoolGijs-jan Roelofs is a founder and technical leader with 12 years of experience building AI-driven software and games from Maastricht, Netherlands. He combines an M.Sc. in Artificial Intelligence and a background in psychology and knowledge engineering to design behavioral AI, search techniques, and data/text mining solutions. As founder of CodePoKE and Technical Director at Goldhawk Interactive he has led projects end-to-end, serving as lead programmer and project manager on titles like the tactical game Xenonauts. He contributes to open-source tooling—improving libGDX’s JSON serialization, map loading and rendering bug fixes—demonstrating practical, low-level engineering chops alongside algorithmic expertise. Known for translating academic AI concepts into production systems, he often bridges research, architecture and hands-on implementation. His unusual combo of psychology training and deep technical skill gives him a strong edge in behavioral AI and human-centric system design.
12 years of coding experience
B.Sc, Psychology, B.Sc, Psychology at Maastricht UniversityVWO, Atheneum, Natuur & Gezondheid, VWO, Atheneum, Natuur & Gezondheid at Graaf Huyn College
Dutch, English, French, German
Github Skills (16)
application-framework10
app-framework10
javas10
json10
web-framework10
data-serialization10
game-development10
gameplay10
libgdx10
videogames10
java10
serialization10
3d9
2d9
ios8
Programming languages (9)
Github contributions (5)
libgdx/libgdx
Jul 2013 - Mar 2015
Desktop/Android/HTML5/iOS Java game development framework
Role in this project:
Back-end Developer
Back-end DeveloperContributions:5 commits, 4 PRs, 16 comments in 1 year 8 months
Contributions summary:Gijs-jan primarily focused on improving the Json serialization and deserialization capabilities of the libGDX framework. They addressed issues with enum serialization, particularly for anonymous inner classes. The user also fixed bugs related to the color settings for polygon sprites, ensuring accurate vertex color representation. Furthermore, the user added support for not flipping the Y values in TMX maps, enhancing the flexibility of the map loader.
gamejava-game2dhtml5ios
codepoke/util-xtend-gdx
Feb 2015 - Apr 2015
Contributions:27 commits, 18 pushes, 2 branches in 2 months
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