Jan Steinke
IT-Leiter at Oikos Group GmbH
Hamburg, Germany
Summary
👤
Senior🎓
Top SchoolJan Steinke is an experienced IT leader based in Hamburg with over a decade of hands-on software and management experience, currently serving as IT-Leiter at Oikos Group. He has progressed from developer and lead roles in game and fintech companies to senior leadership positions including CTO and Head of Department, blending technical depth with product and organizational ownership. Jan remains a pragmatic engineer—authoring backend APIs and integrating frontends for projects like the merantix/picasso CNN visualizer—so he still ships code while running teams. Known for translating messy business needs into reliable systems, he favors practical, well-documented solutions and modular architectures. Colleagues value his ability to switch between strategic IT leadership and detailed API design, a balance reflected in both his open-source contributions and executive roles.
10 years of coding experience
13 years of employment as a software developer
Diplom, Informatik, 2, Diplom, Informatik, 2 at Carl von Ossietzky Universität Oldenburg
English, German
Stackoverflow
514reputation
78kreached
10answers
0questions
Github Skills (21)
api-rest10
python10
apidoc10
api-design10
restful-api10
flask-ask10
api10
rest-api10
flask10
visualization9
visualizations9
javascript8
jquery7
keras6
tensorflow6
Programming languages (29)
Github contributions (5)
merantix/picasso
Jun 2017 - Mar 2018
:art: A CNN visualizer
Role in this project:
Back-end Developer & API Developer
Back-end Developer & API DeveloperContributions:9 commits, 11 PRs, 36 comments in 9 months
Contributions summary:Jan primarily contributed to the development of a REST API for the image visualizer, adding features for image uploading, visualization triggering, and session management. They refactored the API into a separate module using Flask blueprints for better organization. Furthermore, the user added functionality to retrieve visualizer details, including settings, and implemented an app state endpoint. The work included the creation of API documentation and integration of a basic frontend interface for interaction.
pythonartvisualizerdeep-learningmachine-learning
jan-xyz/hugo-module-img-srcset
Oct 2020 - Mar 2022
A Hugo module to modify image Markdown tags to support srcsets
Contributions:1 review, 21 commits, 1 PR in 1 year 5 months
hugomodifyhugo-modulemarkdowntags
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