Thorsten Klein
Founder & Software-Engineer at Thorsten Klein Software Development & Operations
Dormagen, North Rhine-Westphalia, Germany
Summary
🤩
Rockstar🎓
Top SchoolThorsten Klein is a founder and software engineer with nine years of hands-on experience building cloud-native tooling and platforms for SMEs. He founded BasePeak after leading core engineering and DevOps efforts at Acorn Labs and contributing to notable open-source projects like k3d (k3s-in-docker) and k3d.io. His work spans backend development, deployment automation, ingress/TLS improvements and CI integrations—skills proven by contributions to Kubernetes-focused runtimes and the Jenkins GitHub Branch Source plugin. Based in Dormagen, Germany, he combines freelance consulting and a municipal technical advisory role, showing an ability to translate developer-grade tooling into practical business solutions. An addict of open source, he often focuses on operational reliability and developer experience—replacing ingress controllers, adding preflight checks and automating TLS in production flows. With a B.Sc. in Computer Science and a background bridging chemistry and CS studies, he brings both analytical rigor and pragmatic engineering to platform problems.
9 years of coding experience
7 years of employment as a software developer
Chemische Biologie, Chemische Biologie at TU Dortmund UniversityAllgemeine Hochschulreife Mathematik & Chemie, Allgemeine Hochschulreife Mathematik & Chemie at Leibniz-Gymnasium DormagenBachelor of Science (B.Sc.) Computer Science, Bachelor of Science (B.Sc.) Computer Science at University of Düsseldorf
German, English
Stackoverflow
45reputation
7kreached
1answer
3questions
Github Skills (32)
kubernetes10
docker10
github10
testing10
dockers10
cicd10
java10
javas10
go10
kubernetes-pods10
jenkins10
jenkins-ci10
traefik10
jenkins-pipeline10
letsencrypt9
Programming languages (17)
Github contributions (5)
k3d-io/k3d
Apr 2019 - Aug 2022
Little helper to run CNCF's k3s in Docker
Role in this project:
Back-end Developer & DevOps Engineer
Back-end Developer & DevOps EngineerContributions:105 releases, 261 reviews, 1378 commits in 3 years 4 months
Contributions summary:Thorsten contributed to the development of the k3d tool, focusing on features such as adding new functionalities, allowing setting API ports, enabling volume flag basics, and fixing API port related issues. The commits reflect work on core functionalities like cluster and node creation, indicating back-end development. Furthermore, the user made changes to the build process and testing environments suggesting a strong involvement in DevOps.
k3ddockerrancherk8skubernetes
acorn-io/runtime
Jul 2022 - Jan 2023
A simple application deployment framework built on Kubernetes
Role in this project:DevOps Engineer
DevOps EngineerContributions:242 reviews, 24 commits, 161 PRs in 5 months
Contributions summary:Thorsten primarily focused on improving the deployment and operational aspects of the application built on Kubernetes. Their contributions included replacing the existing ingress controller with Traefik, modifying namespace configurations, and implementing preflight checks. Furthermore, the user was involved in integrating automatic TLS certificates for domain endpoints to enhance the security of the application.
kubernetes-deploymentdevopsdeploymentdockerkubernetes
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