Kristian Zondervan
Founder & Developer at REALTEQ
Breda, North Brabant, Netherlands
Summary
👤
Senior🎓
Top SchoolKristian Zondervan is a founder and developer with 14 years of experience building value-driven web and cloud software from the Netherlands, focused on bridging business goals and technical execution. He leads Keep Getting Better and REALTEQ, helping organisations accelerate time-to-market through interim engineering, architecture and legacy-to-lean migrations while remaining hands‑on with PHP, Symfony, React/Vue and DevOps. His background includes technical leadership roles for high-growth platforms (AutoManager/CarNext), government-grade identity projects, and product ownership, giving him a rare mix of scaling, security and product delivery experience. An advocate for clear documentation and developer experience, he has contributed technical docs to the Symfony CMF project, improving onboarding and maintainability. Practical and process-oriented, he combines lean thinking, CI/CD and team growth strategies to turn complex legacy estates into fast, stable delivery engines.
14 years of coding experience
17 years of employment as a software developer
Bachelor's degree, Information Technology, Bachelor's degree, Information Technology at Avans Hogeschool Breda
Stackoverflow
2,904reputation
256kreached
11answers
0questions
annotations
top-5%
doctrine-orm
top-1%
php
top-5%
mysql
top-1%
indexing
top-5%
Github Skills (21)
content-management-system10
cms10
restructuredtext10
mysql10
rs10
doctrine-orm10
symfony10
symfony-ux10
cm10
documentation10
annotations9
indexing9
php9
e-mail6
twig6
Programming languages (6)
Github contributions (5)
symfony-cmf/symfony-cmf-docs
Jan 2012 - Nov 2012
The documentation for the symfony content management framework
Role in this project:
Technical Writer
Technical WriterContributions:19 commits in 10 months
Contributions summary:Kristian's contributions primarily involve creating and expanding documentation for the Symfony CMF project. Their work includes writing tutorials on installing and configuring bundles, detailing the project structure and prerequisites, and documenting specific components and their configurations. They also structured the documentation, adding an index and reference sections for improved organization and usability.
bundlephpsymfony-bundlesymfonycontent-management
krizon/php-ga-measurement-protocol
Oct 2013 - Oct 2015
PHP client for the Google Analytics Measurement Protocol API
Contributions:47 commits, 2 PRs, 4 pushes in 1 year 11 months
apianalyticsphp-clientphpmeasurement
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