Michał Siejak
Graphics Engineer at Marmoset Co
Greater Poland Voivodeship
Summary
👤
Senior🎓
Top SchoolMichał Siejak is a graphics engineer with 15 years of hands-on experience building real-time rendering systems, VR experiences, and performance-critical game code. Currently at Marmoset, he brings deep expertise in GPU-side optimization, low-latency video streaming, and cross-platform real-time pipelines developed during roles at Simul, Dovetail Games, and VR-focused studios. His background spans engine-level work in Unreal Engine, custom OpenGL ES engines for mobile VR, and kernel/embedded development from earlier Samsung projects, giving him a rare full-stack view of graphics both on device and in the cloud. He has repeatedly been brought in to diagnose and fix high-impact CPU/GPU bottlenecks and to align artists and engineers on implementable visual solutions. Based in Greater Poland, he combines academic grounding in computer science with practical leadership as a technical lead on multiplayer and VR projects. Colleagues value him for pragmatic problem-solving and for shipping optimized, production-ready graphics under tight deadlines.
14 years of coding experience
9 years of employment as a software developer
Master’s Degree, Computer Science, Master’s Degree, Computer Science at Uniwersytet im. Adama Mickiewicza w Poznaniu
English, Polish
Stackoverflow
11reputation
751reached
2answers
2questions
Github Skills (53)
pbr10
vulkan10
physically-based-rendering10
shading10
opengl10
matrix9
emacs9
vector9
cpp8
vim8
spacemacs8
mathematics8
cpp-library8
melpa7
emacs-lsp7
Programming languages (4)
Github contributions (5)
Nadrin/PBR
May 2017 - Sep 2020
An implementation of physically based shading & image based lighting in D3D11, D3D12, Vulkan, and OpenGL 4.
Contributions:66 commits, 43 pushes, 1 branch in 3 years 5 months
shadingimage-based-lightingvulkand3d11pbr
Nadrin/CUBE
Oct 2013 - Feb 2016
Contributions:66 commits, 12 pushes in 2 years 4 months
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