Sebastian Grassia
Software Engineer at Pixar Animation Studios (PixarAnimationStudios)
Pinole, California, United States
Summary
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RockstarSebastian Grassia is a software engineer based in Pinole, California with over nine years of professional experience and more than 20 years of hands-on software craftsmanship reflected in long-term work at Pixar. He has led teams and recently guided the Universal Scene Description (USD) project, contributing practical backend fixes and clear, user-focused documentation to one of the industry’s foundational open-source formats. Sebastian focuses on improving developer usability—resolving platform-specific conflicts, simplifying tooling, and tightening docs to make complex systems more approachable. Comfortable in both code and coordination, he blends production engineering with stewardship of shared projects, bringing a pragmatic, detail-oriented approach to graphics and pipeline engineering.
9 years of coding experience
Github Skills (5)
c-language10
cprogramming-language10
documentation10
usd10
software-design8
Programming languages (4)
Github contributions (5)
PixarAnimationStudios/OpenUSD
Aug 2016 - Jan 2023
Universal Scene Description
Role in this project:
Backend Developer
Backend DeveloperContributions:78 reviews, 159 commits, 17 PRs in 6 years 5 months
Contributions summary:Sebastian contributed to documentation fixes and enhancements, including improvements to file structure, and adding detailed documentation about specific features and usages. The user also addressed a Windows macro conflict by renaming a token. Additionally, the user made changes to simplify the use of USD view and improve the usability of the software. These changes encompassed both code fixes and additions, along with improvements to documentation clarity and thoroughness.
universal-scene-descriptionscene
spiffmon/OpenUSD-proposals
Dec 2023 - Apr 2024
Share and collaborate on proposals for the advancement of USD
Contributions:13 pushes in 3 months
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