Jesse Barker
Staff Graphics Engineer at Unity
San Francisco, California, United States
Summary
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Rockstar🎓
Top SchoolJesse Barker is a Staff Graphics Engineer in San Francisco with over two decades of graphics and systems software experience and more than a decade at Unity driving rendering and display subsystems. He specializes in API design, embedded software, device drivers and real-time graphics—contributing to Unity's Scriptable Render Pipeline with fixes and performance optimizations across Metal, HDRP and built-in pipelines. An active member of the Khronos Vulkan working group and long-time SIGGRAPH volunteer and leader, Jesse regularly presents at major conferences and helped author a chapter of OpenGL Insights. He blends low-level driver and platform expertise from roles at ARM, AMD and SGI with hands-on engine development, making him comfortable across silicon-to-renderer boundaries. Quietly influential in the graphics community, he often bridges standards, academia and industry to speed real-world adoption of new graphics technologies.
11 years of coding experience
30 years of employment as a software developer
ba mathematics, ba mathematics at Tufts University
Github Skills (9)
hdr10
hlsl10
shader10
csharp10
graphics-programming10
dotnet-core10
unity3d10
metal9
ios8
Programming languages (5)
Github contributions (5)
Unity-Technologies/Graphics
Jun 2018 - Dec 2022
Unity Graphics - Including Scriptable Render Pipeline
Role in this project:
Graphics/Engine Developer
Graphics/Engine DeveloperContributions:299 reviews, 109 commits, 162 PRs in 4 years 6 months
Contributions summary:Jesse primarily contributed to the Unity Graphics repository by addressing rendering and graphics-related issues. They fixed texture format mismatches for Metal on iOS, implemented HDRP half support, and resolved stencil copy issues. Furthermore, they refactored shadow sampling code and addressed Metal validation layer issues, indicating expertise in optimizing rendering pipelines and cross-platform compatibility. The user also made performance optimizations for the built-in rendering pipeline.
renderpost-processingpipelinescriptableunity
jessebarker/rtiow
Nov 2019 - May 2020
Tracking project for the Peter Shirley ray tracing mini-book series
Contributions:42 PRs, 24 pushes, 22 branches in 6 months
mini-bookraybook-seriestracingtracking
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