Jan Karger
Software Developer at Inform
Alsdorf, North Rhine-Westphalia, Germany
Summary
🤩
Rockstar🎓
Top SchoolJan Karger is a seasoned software developer with 13+ years focused on rich desktop front-ends, particularly C#, WPF and XAML, and a long track record contributing to prominent open-source projects like MahApps.Metro, MaterialDesignInXamlToolkit and ChocolateyGUI. Based in Alsdorf, Germany, he combines hands-on UI engineering with build and release work (updating .NET targets and dependency management) and has been recognized as a Microsoft MVP for Windows Development. Jan’s contributions range from polishing UX details—icon animations, watermarks, custom popups and window chrome—to modernizing project setups with Paket and multi-target builds, showing both design sensitivity and engineering discipline. A self-described front-end specialist with some back-end skills, he balances professional craftsmanship with community-minded OSS maintainership. Outside of code he’s a dad of three, a Type 1 diabetes advocate and an avid cyclist and runner—details that shape his pragmatic, resilient approach to problem solving.
13 years of coding experience
Mathematisch-Technischer Assistent (MaTA), Mathematisch-Technischer Assistent (MaTA) at FH Jülich / RWTH Aachen (Rechenzentrum)Elektrotechnik, Elektrotechnik at Rheinisch-Westfälische Technische Hochschule Aachen / RWTH Aachen
German, English
Stackoverflow
14,406reputation
1.2mreached
242answers
9questions
xaml
top-1%
winforms
top-5%
gradient
top-5%
string-formatting
top-5%
wpf
top-1%
modal-dialog
top-5%
Github Skills (38)
xaml10
animation10
msbuild10
net10
dotnet10
user-interface10
ui-design10
asp-net10
material-design10
uid10
front-end-development10
dotnet-core10
wpf10
combobox10
windows-gui10
Programming languages (12)
Github contributions (5)
punker76/code-samples
Nov 2014 - Mar 2022
Just some code samples for MahApps and other experiments...
Role in this project:
Front-end Developer
Front-end DeveloperContributions:1 release, 126 commits, 11 PRs in 7 years 5 months
Contributions summary:Jan primarily contributed to the development of various WPF-based UI samples, including implementations of MahApps.Metro themes, data grid functionalities, and window customizations, such as the full-screen and custom window buttons. The contributions focused on improving UI components, adding new features like auto-moving tooltips and drag-and-drop functionalities, and updating the projects to use more current versions of MahApps.Metro.
kotlinjavamahappsandroid
MahApps/MahApps.Metro
May 2013 - Jan 2023
A framework that allows developers to cobble together a better UI for their own WPF applications with minimal effort.
Role in this project:Full-stack Developer
Full-stack DeveloperContributions:47 releases, 27 reviews, 3594 commits in 9 years 9 months
Contributions summary:Jan contributed to the MahApps.Metro project by adding the "Watermark" feature to the RichTextBox control, which enhances UI usability by providing visual hints. The user also updated the project's package management using Paket and updated dependencies, indicating a focus on maintaining the project's dependencies and build process. Further, the user merged contributions from the branch "MarcoMartins86-NumericUpDown-with-more-buttons-positioning-choices" into the develop branch, adding features to the NumericUpDown control, and merged other branches, which could indicate collaboration or project maintenance activities.
xamldotnetmetrouwpwindows
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