Denis Kolmerschlag
Team Lead at Open Social
North Holland, Netherlands
Summary
👤
Senior🎓
Top SchoolDenis Kolmerschlag is a pragmatic engineering leader and Team Lead with nearly a decade of focused experience building high-performance Drupal platforms and APIs. He has led cross-functional teams and delivered enterprise-grade projects for media and healthcare, combining Drupal back-end expertise with front-end theming, GraphQL/REST APIs, and TypeScript-driven React integrations. At RTL he married Drupal and Symfony artifacts to scale news properties, and he has hands-on ops experience with Docker, Kubernetes and Helm to ensure availability under real traffic. Founder of a Drupal training company, he brings both mentorship and a knack for translating stakeholder needs into prioritized user stories and testable deliverables. Denis is disciplined about SOLID design, automated testing and scalable architecture, and often bridges gaps between legacy migrations and modern headless approaches. Based in North Holland, he blends entrepreneurial experience with deep Drupal craftsmanship and a continuous-learning mindset.
9 years of coding experience
19 years of employment as a software developer
Bachelor Degrees: Project Manager in Information Systems Systèmes d'information de gestion général, Bachelor Degrees: Project Manager in Information Systems Systèmes d'information de gestion général at ECML
French, English
Github Skills (4)
drupal8
drupal-commerce2
php1
commerce1
Programming languages (1)
Github contributions (5)
Sitback/presto
May 2017 - Aug 2018
A magical way to start Drupal by Sitback.
Contributions:113 commits, 28 PRs, 121 pushes in 1 year 3 months
drupal
deneus/CarnetDeSantePHP
Jan 2018 - Mar 2018
Contributions:85 pushes, 9 branches in 2 months
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