Sebastian Scheele
CEO At Kubermatic
Hamburg, Germany
Summary
🤩
Rockstar🎓
Top SchoolSebastian Scheele is the CEO and co-founder of Kubermatic, a Hamburg-based company that automates multi-cloud, on‑prem and edge Kubernetes operations and runs thousands of clusters for enterprises like Lufthansa and Siemens. With 11 years of experience bridging hands-on backend development and executive leadership, he contributes directly to core controller logic and API work in the Kubermatic Kubernetes Platform. A CNCF Ambassador and recurring CNCF board representative, Sebastian combines corporate strategy with deep open-source engagement and a track record as a top corporate committer to Kubernetes. He started his career in enterprise software at SAP working on HANA and business process consulting, which informs his focus on resilient, production-grade platforms. Notably, he still commits backend fixes and feature work that influence cluster upgrades, TLS handling and ingress/SNI behavior—keeping him close to the technical trenches while scaling the business.
11 years of coding experience
1 year of employment as a software developer
Computer Science, Computer Science at University of Applied Sciences and Arts Dortmund
Github Skills (8)
cluster-api10
kubernetes10
go10
api10
apidoc10
kubernetes-pods10
etcd9
yaml8
Programming languages (13)
Github contributions (5)
kubermatic/kubermatic
May 2016 - Jun 2020
Kubermatic Kubernetes Platform - the Central Kubernetes Management Platform For Any Infrastructure
Role in this project:
Backend Developer
Backend DeveloperContributions:2 reviews, 80 commits, 1 PR in 4 years 2 months
Contributions summary:Sebastian primarily contributed to the backend of the Kubermatic Kubernetes Platform, as evidenced by changes to core controller logic and API-related code. Their work included modifying cluster controllers, fixing upgrade issues related to Kubernetes version updates and applying formatting and adding imports to enhance code quality and address warnings from gometalinter. The user also focused on adding functionality to the cluster, such as utilizing TLS secrets and integrating with the ingress to manage SNI based requests. These modifications directly impact the platform's core functionality and operability.
kubermatic-kubernetes-platformkubermaticcluster-apiinfrastructurek8s
scheeles/cloud-developer
Jun 2019 - Jan 2020
content for Udacity's cloud developer nanodegree
Contributions:32 commits, 28 pushes, 13 branches in 7 months
nanodegreeudacitycloud-developercloudaws
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