Alexander Sowitzki is a Senior Software Engineer based in Hamburg with seven years of experience building and operating cloud-native and automation tooling, currently contributing to Red Hat’s package-operator. He specializes in backend and DevOps engineering, having improved core projects like Ansible and KubeOne—work that spans Terraform and Ansible integrations, CI/CD robustness, and edge/IoT cluster automation. Comfortable bridging development and operations, he has fixed tricky cross-environment test issues and Python 2 compatibility quirks while improving bastion and machine controller workflows. Known for doing embedded programming in unconventional languages and for a practical, hands-on approach (his home is literally a tangle of wires), he brings curiosity and a maker’s mentality to large-scale open-source projects.
6 years of coding experience
3 years of employment as a software developer
Master of Science - MS Computer Science, Master of Science - MS Computer Science at Hamburg University of Applied Sciences
Kubermatic KubeOne automate cluster operations on all your cloud, on-prem, edge, and IoT environments.
Role in this project:
DevOps Engineer & Backend Developer
Contributions:9 commits, 32 PRs, 65 pushes in 5 months
Contributions summary:Alexander contributed to the KubeOne project by addressing Terraform integration, particularly around reading output from stdin and handling cases where Terraform output is missing. They added Ansible examples, improved the overall Ansible implementation, and fixed issues related to Python 2 compatibility within the Ansible roles. Furthermore, the user made enhancements to bastion host configuration, allowing users to configure the login user. Additionally, the user bumped the machine controller version.
Ansible is a radically simple IT automation platform that makes your applications and systems easier to deploy and maintain. Automate everything from code deployment to network configuration to cloud management, in a language that approaches plain English, using SSH, with no agents to install on remote systems. https://docs.ansible.com.
Role in this project:
Backend & DevOps Engineer
Contributions:20 reviews, 24 commits, 60 PRs in 4 months
Contributions summary:Alexander primarily contributed to improving the Ansible automation platform. Their work involved fixing bugs in testing, such as ensuring tests run correctly in different environments. They also made changes to modules, particularly the `command` and `file` modules, to handle edge cases and enhance functionality. Furthermore, the user worked on improving the CI/CD pipeline and handling large files.
everythingpythonit-automationdevopsdeployment
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Alexander Sowitzki - Senior Software Engineer at Red Hat