Michael Gerdemann
CTO at VARIOS AI
Nottuln, North Rhine-Westphalia, Germany
Summary
🤩
Rockstar🎓
Top SchoolMichael Gerdemann is a seasoned technology leader and CTO with 12 years of hands-on software engineering experience, currently leading VARIOS AI from Nottuln, Germany. He combines strategic leadership with deep back-end expertise, having contributed bug fixes and stability improvements to prominent open-source projects in the Neos/Flow ecosystem. Michael’s work shows attention to detail—fixing validation logic, database migration issues, timezone handling, and improving resource and view helper behavior—reflecting a focus on reliability and developer experience. He has longstanding ties to avency GmbH and brings practical application-development training as a Fachinformatiker specializing in Anwendungsentwicklung. Known for quietly improving core frameworks rather than flashy features, he excels at turning subtle bugs into long-term stability gains.
12 years of coding experience
Fachinformatiker Anwendungsentwicklung, Fachinformatiker Anwendungsentwicklung at GELSEN-NET Kommunikationsgesellschaft mbH
Github Skills (12)
content-management-system10
debug10
php10
content-management10
flowframework10
testing10
web-content9
phpunit9
webpages9
database-migration9
database-migrations9
php-framework7
Programming languages (17)
Github contributions (5)
neos/flow-development-collection
Oct 2013 - Dec 2021
The unified repository containing the Flow core packages, used for Flow development.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:4 reviews, 13 commits, 10 PRs in 8 years 3 months
Contributions summary:Michael primarily focused on bug fixes and code improvements within the Flow framework. Their contributions involved correcting validation logic, resolving an issue with database migrations, and adjusting code to adhere to PHP coding standards. These changes included fixing errors, improving code style, and enhancing the overall stability of the system. They also made adjustments to the framework's resource handling and added functionality to the view helpers.
php-frameworkflowframeworkopinionated-framework
neos/neos-development-collection
Apr 2015 - May 2021
The unified repository containing the Neos core packages, used for Neos development.
Role in this project:Back-end Developer
Back-end DeveloperContributions:19 commits, 28 PRs, 20 comments in 6 years 2 months
Contributions summary:Michael primarily focused on bug fixes and minor enhancements within the Neos core packages. Their contributions included fixing a timezone offset issue in the DateTime-picker, correcting method signatures, and resolving languages fallback order. They also addressed documentation issues, removing outdated information, and corrected spellings. This demonstrates a focus on improving the stability and usability of the Neos content management system.
content-managementflowframeworkneos
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