Janie Larson - Produce Owner at Red Queen Coder, LLC

Janie Larson

Produce Owner at Red Queen Coder, LLC

Marshall, Wisconsin, United States

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Summary

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Rockstar

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Top School

Janie Larson is a graphics and GPU-focused software engineer and independent product owner with 12 years of experience building iOS and Unity applications, authoring technical books, and speaking at conferences. Based in Wisconsin, she runs Red Queen Coder, writes the Metal Programming Guide, and maintains practical open-source work such as enabling Metal video capture and shader ports in the widely used GPUImage3 framework. Her background spans applied graphics, game development, and mobile engineering, with hands-on experience shipping apps and tutorials for both commercial and community audiences. She balances deep technical craft—GPU pipelines, Metal shaders, and real-time image processing—with clear teaching, evidenced by her books, blogs, and leadership of Swift tutorial efforts. An unusual strength is her combination of creative media training and precise robotics software work, giving her a cross-disciplinary perspective on visual systems and tooling.

12 years of coding experience

2 years of employment as a software developer

BA, Broadcast Journalism, BA, Broadcast Journalism at University of Wisconsin-Whitewater

Associate, IT Mobile Development Programmer, Associate, IT Mobile Development Programmer at Madison Area Technical College

AA, Video and Motion Graphics, Recording Technology, AA, Video and Motion Graphics, Recording Technology at Madison Media Institute

Stackoverflow

Stats

504reputation

12kreached

8answers

5questions

Github Skills (12)

metal10

swift10

ios10

shader10

avfoundation10

image-processing10

audio6

unity-game-engine6

tumblr6

arkit6

coregraphics6

augmented-reality6

Programming languages (2)

Objective-CSwift

Github contributions (5)

BradLarson/GPUImage3

Jun 2018 - Jan 2020

GPUImage 3 is a BSD-licensed Swift framework for GPU-accelerated video and image processing using Metal.

Role in this project:

Mobile Developer (iOS)

Contributions:23 commits, 2 PRs, 14 pushes in 1 year 7 months

Contributions summary:Janie primarily contributed to enabling iOS Metal video capture within the GPUImage3 framework. They implemented camera capture functionality, processing each frame as a Metal texture, and blitting it to the screen. Further contributions included porting several color adjustment shaders to Metal, including saturation, contrast, and brightness. The user also added blend shaders and several filter operations.

bsdgpugpuimageimage-processingswift-framework

RedQueenCoder/RedQueenGameDev

Jan 2018 - Aug 2018

Contributions:15 commits, 11 pushes, 2 branches in 7 months

my-blogpublic-repository

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