Sam Lantinga
Senior Software Engineer at Valve corporation
Redmond, Washington, United States
Summary
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Rockstar🎓
Top SchoolSam Lantinga is a senior software engineer based in Redmond with 26 years of experience building game and multimedia infrastructure, currently leading low-level engineering at Valve. He blends systems-level backend work with DevOps and build engineering, driving runtime integrity and deployment automation for projects like Steam Runtime and gamescope. A long-time contributor and steward of the widely used Simple DirectMedia Layer (SDL) ecosystem, he’s led API migrations and modernized build systems across SDL and SDL_image. His open-source work includes replacing pbuilder with a custom build root and adding runtime consistency checks, fixing PipeWire stream bugs, improving image-format loaders, and refining controller and platform support. A UC Davis computer science graduate who has worked at Loki, Blizzard, and briefly founded a studio, he pairs deep game-industry experience with a knack for practical, performance-focused tooling.
26 years of coding experience
13 years of employment as a software developer
BS, Computer Science, BS, Computer Science at University of California, Davis
Stackoverflow
149reputation
17kreached
5answers
1question
Github Skills (49)
vulkan10
c-language10
scripting10
video-processing10
pipewire10
bash10
drivers10
hidapi10
c-programming10
c1110
c1710
audio10
script10
driver10
sys10
Programming languages (9)
Github contributions (5)
libsdl-org/SDL
Nov 2022 - Jan 2023
Simple Directmedia Layer
Role in this project:
Back-end Developer & Build Engineer
Back-end Developer & Build EngineerContributions:54 releases, 1657 reviews, 423 commits in 2 months
Contributions summary:Sam made significant contributions to the Simple DirectMedia Layer (SDL) project, with a focus on updating and refining the build process and project infrastructure. The commits included updating the build scripts, particularly related to versioning, and handling the migration of the API from SDL2 to SDL3. Additionally, the user made changes that involved removing and clarifying platform-specific code.
sdlsdl2directmediasdl3
libsdl-org/SDL_image
Jul 2001 - Jan 2023
Image decoding for many popular formats for Simple Directmedia Layer.
Role in this project:Back-end Developer
Back-end DeveloperContributions:18 releases, 28 reviews, 711 commits in 21 years 9 months
Contributions summary:Sam focused on improving the image loading capabilities of the SDL_image library, specifically addressing issues with GIF and PCX formats. They also implemented features to improve the loading of JXL and WEBP, added support for handling various image types, including XCF and TGA, as well as fixing memory leaks and handling of image metadata. Furthermore, the user added support for building the library on the Android platform.
decodingsdl2formatssdl-imagedirectmedia
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