Manuel Riecke
Software Developer at Self-employed
Lüneburg, Lower Saxony, Germany
Summary
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SeniorManuel Riecke is a self-taught software developer and artist with 15 years of experience building real-time, shader-driven tools and polished user interfaces for creative professionals. As the founder and sole developer of ColorTool, he combines deep technical skills—real-time image processing pipelines and full-stack UI implementation—with a strong design sensibility and branding that targets professional artists. He contributes to notable open-source projects like Krita, where he improved the Index Colors filter and internationalization, showing attention to both feature quality and global usability. Based in Lüneburg, Germany, Manuel also freelances as a game artist, producing 2D/3D animations and pixel-art pipelines that inform his product design choices. He iterates closely with users via social media and continuous feedback, blending product-minded development with visual craft to deliver tools that feel both powerful and approachable.
15 years of coding experience
Github Skills (10)
uid10
c-language10
front-end-development10
ui-design10
qt10
cprogramming-language10
filter10
k9
color-palette9
localization7
Programming languages (7)
Github contributions (5)
KDE/krita
May 2014 - May 2014
Krita is a free and open source cross-platform application that offers an end-to-end solution for creating digital art files from scratch built on the KDE and Qt frameworks.
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:6 commits in 1 day
Contributions summary:Manuel focused on enhancing the "Index Colors" filter within Krita, a digital art application. They implemented features to reduce the color count and improved the user interface by adding a color limit option. The user also addressed internationalization by using `i18nc` for labels and refined the alpha step calculation, demonstrating a commitment to feature development and code quality.
artend-to-enddigital-artlinuxgui
API-Beast/AI-Kingdoms
Nov 2014 - Apr 2015
Contributions:48 commits, 26 pushes, 1 comment in 5 months
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