Kai Ruhnau
Backend Developer at DeepL
Cologne, North Rhine-Westphalia, Germany
Summary
🤩
Rockstar🎓
Top SchoolKai Ruhnau is a backend developer and .NET software architect with 11 years of experience building embedded and Linux-integrated systems from device firmware to server-side web apps. He specializes in .NET Core, C#, ASP.NET Core, Yocto-based Linux userspace and low-level hardware integration (I²C/GPIO/PCIe), and has led teams and architectures that combine SPAs, Blazor, Xamarin and custom DBus tooling. Currently at DeepL after senior engineering and leadership roles at CONET, Solarwatt and Target Systemelektronik, he brings hands-on expertise in CI/CD, Azure DevOps, and cross-platform deployment. His academic background is a Diplom in Mathematics from Universität zu Köln, which informs a methodical, data-driven approach to system design. An occasional kernel and driver collaborator, he’s comfortable bridging hardware constraints and modern cloud-connected services.
12 years of coding experience
19 years of employment as a software developer
Diplom, Mathematics, Sehr Gut, Diplom, Mathematics, Sehr Gut at Universität zu KölnAbitur, Abitur at Gymnasium VogelsangAnstellungsfähigkeit als Kirchenmusiker, C-Kantor, Anstellungsfähigkeit als Kirchenmusiker, C-Kantor at Evangelische Kirche im Rheinland
German, English
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (200)
programming-language10
ioc-container10
cloud-computing10
windows10
typescript-definitions10
asp-net-core10
asp-net10
system10
web-performance10
code-analysis10
language-design10
visual-studio10
vnext10
webserver10
fsharp10
Programming languages (12)
Github contributions (5)
Tragetaschen/u-boot-pconxs
Feb 2015 - Aug 2020
Contributions:22 pushes, 9 branches in 5 years 7 months
Tragetaschen/DbusCore
Dec 2016 - Dec 2020
Contributions:268 commits, 4 PRs, 57 pushes in 3 years 11 months
dotnetd-busbusnet-corecsharp
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