Tim Ebert
Cloud Engineer at STACKIT
Fulda, Hesse, Germany
Summary
🤩
Rockstar🎓
Top SchoolTim Ebert is a cloud engineer with 7 years of experience specializing in cloud-native platforms and Kubernetes, currently building STACKIT's Kubernetes Engine and contributing as a Gardener maintainer. He combines backend and DevOps expertise—authoring Kubernetes controllers, improving leader election and webhook robustness in controller-runtime, and hardening CI/CD and deployment flows for Gardener at scale. Tim teaches platform engineering with a hands-on focus, translating complex cloud-native concepts into practical labs for students. His work on widely used projects like gardener and controller-runtime demonstrates both deep infrastructure knowledge and a knack for making distributed systems more reliable and upgrade-friendly.
7 years of coding experience
3 years of employment as a software developer
Bachelor of Science - BS Computer Science, Bachelor of Science - BS Computer Science at Duale Hochschule Baden-Württemberg (DHBW) KarlsruheMaster of Science - MS Computer Science, Master of Science - MS Computer Science at DHBW Center for Advanced Studies
Github Skills (23)
kubernetes10
docker10
controller10
apidoc10
cluster-computing10
garden10
dockers10
greenkeeper10
go10
kubernetes-pods10
golang10
devops10
clustering10
testing9
cicd9
Programming languages (11)
Github contributions (5)
gardener/gardener
Feb 2023 - Mar 2023
Homogeneous Kubernetes clusters at scale on any infrastructure using hosted control planes.
Role in this project:
Back-end & DevOps Engineer
Back-end & DevOps EngineerContributions:2488 reviews, 7 commits, 737 PRs in 1 month
Contributions summary:Tim primarily focused on enhancing the Kubernetes cluster management capabilities within the Gardener project. Their contributions involved configuring worker pool labels using the `--node-labels` flag, including updates to the kubelet CLI flags. The user also implemented a `node` controller, adding supporting infrastructure like indexers and integration tests. Furthermore, they improved the robustness of the build and deployment process through modifications to the apidiff check and GCR copy configuration.
gcpcontrollerclustersmetalstackequinixmetal
kubernetes-sigs/controller-runtime
Sep 2020 - Jan 2023
Repo for the controller-runtime subproject of kubebuilder (sig-apimachinery)
Role in this project:Back-end Developer & DevOps Engineer
Back-end Developer & DevOps EngineerContributions:37 reviews, 7 commits, 9 PRs in 2 years 5 months
Contributions summary:Tim primarily contributed to the `controller-runtime` subproject, enhancing its functionality and addressing potential issues. They implemented configurable resource locks for leader election, improving the stability and upgrade paths of controllers. Furthermore, the user addressed a bug related to dynamic REST mapper and optimized webhook functionality by injecting the logger, demonstrating experience with API development and the underlying infrastructure of Kubernetes controllers. They also added strategic merge patch features to the client.
controllerkubebuildercontroller-runtimeruntimesubproject
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