Holger Steinhauer
Geschäftsführer & Senior Software Consultant at steinhauer.holding GmbH
Fredersdorf-Vogelsdorf, Brandenburg, Germany
Summary
👤
Senior🎓
Top SchoolHolger Steinhauer is a seasoned IT architect and senior backend engineer based in the Berlin area, combining over a decade of hands-on experience with more than 20 years in the industry overall. As Geschäftsführer of steinhauer.software and steinhauer.holding he helps startups and SMBs turn ideas into production software, covering everything from domain and hosting to architecture and long-term support. He has led major modernizations—migrating legacy Java monoliths to Spring-based microservices, introducing Docker/CI pipelines and driving DevOps automation with Ansible, TeamCity and artifact management. A pragmatic technical lead and consultant, Holger pairs delivery-focused development with agile practices and has a track record of enabling teams across locations (UK, Poland, Germany). Beyond client projects he co-organises JavaAdvent, signaling engagement with the Java community and continuous learning.
11 years of coding experience
8 years of employment as a software developer
Fachinformatiker Fachrichtung Anwendungsentwicklung, Fachinformatiker Fachrichtung Anwendungsentwicklung, Fachinformatiker Fachrichtung Anwendungsentwicklung, Fachinformatiker Fachrichtung Anwendungsentwicklung at ITW Berlin / Siemens Werksberufschule
English, German
Github Skills (127)
bash10
nvm10
federated10
neo4j10
cypher10
shell10
gutenberg-blocks10
certificate10
android-app10
lts10
posix10
spring-boot10
nodejs10
zsh10
kotlin10
Programming languages (11)
Github contributions (5)
MehlboxKonsole/docker-openldap
Nov 2015 - Sep 2018
OpenLDAP as a Docker image
Contributions:4 PRs, 5 pushes, 3 branches in 2 years 10 months
s6docker-imageazerothcoredockeropenldap
daincredibleholg/m101js
Jan 2015 - Feb 2015
Contributions:32 commits, 12 pushes in 1 month
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