Huabing Xu
QA Manager at MDS
China
Summary
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RockstarHuabing Xu is a QA Manager with 12 years of software engineering experience, blending leadership in quality assurance with deep hands-on expertise in game engine rendering and tooling. Based in China, he has contributed significant rendering and UI fixes to the widely used open-source Cocos ecosystem (including cocos2d-x and Cocos Creator), improving canvas/WebGL pipelines, Scale9 sprites, and mesh loading for 2D/3D workflows. His background spans full‑stack, front‑end, and back-end work—implementing rendering classes, OBJ parsers, distortion shaders, and test cases—so he bridges developer needs and QA rigor effectively. Known for fixing subtle visual bugs and preventing memory leaks, he brings a practical focus on stability and rendering fidelity that benefits both engine users and game teams. He combines managerial oversight with the credibility of a frequent code contributor, making him adept at translating technical debt into measurable QA improvements.
12 years of coding experience
Github Skills (27)
javascript10
c-language10
3d-graphics10
shader10
game-engine10
game-dev10
canvas10
rendering10
cocos-creator10
ui-design10
render10
uid10
coco10
front-end-development10
performance-optimization10
Programming languages (4)
Github contributions (5)
cocos2d/cocos2d-x
Jul 2013 - Dec 2016
Cocos2d-x is a suite of open-source, cross-platform, game-development tools utilized by millions of developers across the globe. Its core has evolved to serve as the foundation for Cocos Creator 1.x & 2.x.
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:1234 commits, 186 PRs, 113 pushes in 3 years 6 months
Contributions summary:Huabing's contributions primarily involved implementing and integrating features related to the rendering pipeline within the cocos2d-x game engine. Their work included creating new classes for the engine, integrating support for skinned outlines, and improving existing features like the Fast TMX (Tile Map XML) rendering. They added test cases for the new features to ensure the correctness of the rendering pipeline and also fixed a crash bug.
cocos2dmetalc-plus-plusiosdevelopment-tools
chukong/SampleGame-EarthWarrior3D
Feb 2014 - Mar 2015
Role in this project:Back-end Developer
Back-end DeveloperContributions:59 commits, 1 PR, 1 push in 1 year
Contributions summary:Huabing primarily contributed to the development of an OBJ file parser within the Cocos2d-x engine. Their work included adding support for different mesh types (triangles, quads, and polygons) and optimizing normal calculations. Furthermore, the user made enhancements to the mesh loading process, adding features for Android and correcting vertex UVW reading, while also fixing potential memory leaks. Additional contributions focused on the generation of vertex normals.
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