Marian Theisen
Co-owner Software Engineer at dyve GmbH
Dusseldorf, North Rhine-Westphalia, Germany
Summary
🤩
Rockstar🎓
Top SchoolMarian Theisen is a seasoned software engineer and co-owner with 16 years of experience building full-stack and cloud-native systems, specializing in Ruby on Rails, TypeScript/Angular, Python (including scikit-learn and Odoo), and .NET Core. Based in Düsseldorf, he blends hands-on development with DevOps sensibilities—evidenced by contributions to hetzner-kube where he improved cluster/node management and developer experience. His career spans startup and enterprise roles (including Cisco) and leadership as CTO and partner, giving him strength in shipping maintainable, production-grade software and running engineering teams. Trained as a physicist at RWTH Aachen, he brings analytical rigor to practical engineering problems and a knack for refactoring legacy code into cleaner, user-focused tools.
16 years of coding experience
15 years of employment as a software developer
Gymnasium Zitadelle JülichDiplom Physics, Diplom Physics at RWTH Aachen University
German, English
Stackoverflow
6,276reputation
598kreached
156answers
13questions
ruby
top-5%
ruby-on-rails
top-5%
logging
top-5%
twitter-bootstrap
top-5%
html
top-5%
development-environment
top-5%
Github Skills (28)
kubernetes10
hetzner-cloud10
go10
kubernetes-pods10
automated-deployment9
command-line-interface9
twitter-bootstrap9
dockers9
cicd9
ruby9
docker9
development-environment9
command-line9
aac9
infrastructure-as-code9
Programming languages (12)
Github contributions (5)
xetys/hetzner-kube
Feb 2018 - Feb 2018
A CLI tool for provisioning kubernetes clusters on Hetzner Cloud
Role in this project:
DevOps Engineer
DevOps EngineerContributions:11 commits, 2 PRs, 4 comments in 11 days
Contributions summary:Marian's contributions primarily focus on setting up and improving the project's infrastructure. This includes refactoring existing code and adding a command to create and manage worker nodes. The user also made updates to the cluster and node management logic, demonstrating a focus on overall system maintainability and improving the user experience through changes like displaying progress bars. Several commits relate to code formatting and refactoring, further indicating an emphasis on code quality and maintainability within the codebase.
provisioninghetznerclusterskubernetes-clusterscli-tool
kayoom/wsdl-mapper
Aug 2015 - May 2017
Contributions:192 commits, 5 pushes in 1 year 8 months
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