Kees Rijnen
Sr Manager at Unity Technologies
Netherlands
Summary
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RockstarKees Rijnen is a senior engineering leader with 20+ years crafting real-time graphics, rendering backends, and tools for games and film, now leading Unity’s team building graphics, AI, and runtime for large open worlds. He brings deep low-level expertise in OpenGL, Metal and Vulkan from roles at Pixar (USD/Hydra), Autodesk and beyond, with credits on major animated films and contributions to Pixar’s widely used OpenUSD project. As a hands-on manager he combines team leadership with driver-level problem solving—recent work includes threading and texture/color integration fixes in USD’s rendering stack. Based in British Columbia, he blends production-grade artistry and engine engineering, routinely shipping shader, rendering and pipeline solutions across games and VFX.
10 years of coding experience
14 years of employment as a software developer
Dutch, English
Github Skills (10)
graphics-engine10
api10
opengl10
graphic10
shader9
cprogramming-language9
c-language9
3d-graphics9
performance-optimization7
vulkan6
Programming languages (5)
Github contributions (5)
PixarAnimationStudios/OpenUSD
Jun 2018 - Nov 2020
Universal Scene Description
Role in this project:
Back-end Developer
Back-end DeveloperContributions:325 commits, 15 comments in 2 years 5 months
Contributions summary:Kees appears to be working on the Universal Scene Description (USD) project, contributing to its underlying rendering infrastructure. Their work focuses on low-level OpenGL and graphics API, as evidenced by their involvement in adding support for creating a sharing-context on secondary threads, modifying the way orthographic matrices are handled, and fixing symbol export issues. Further, the user added code related to the integration of texture and color data.
universal-scene-descriptionscene
lumonix/lumonix.github.io
Aug 2016 - Feb 2018
Contributions:54 commits, 68 pushes, 1 branch in 1 year 6 months
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