Sander Potjer
Co-Founder & Developer - Craft & Joomla at Sander Potjer Webdesign
Bussum, North Holland, Netherlands
Summary
👤
Senior🎓
Top SchoolSander Potjer is a web architect and entrepreneur with 14 years of experience designing and building Craft CMS and Joomla-based websites and web applications as Co-Founder of Perfect Web Team. He combines hands-on backend development—demonstrated by contributions to the core Joomla CMS and ACL-focused improvements—with product-minded leadership, shipping the widely used ACL Manager extension that simplifies complex permission systems. Trained as an architect, Sander applies spatial design thinking to information architecture and user flows, turning customer challenges into elegant, practical solutions developed with his team. Active in the Dutch and global Joomla communities since 2007, he pairs deep open-source involvement with a knack for translating technical complexity into understandable, maintainable systems.
13 years of coding experience
4 years of employment as a software developer
VWO, VWO at Sint-VituscollegeArchitecture, Architecture at Delft University of Technology
Github Skills (14)
acl10
content-management-system10
cms10
php10
access-control-list10
content-management10
tsql9
database9
sql-database9
sql9
databases9
site-builder8
page-builder8
mysql7
Programming languages (3)
Github contributions (5)
joomla/joomla-cms
Jun 2013 - Oct 2022
Home of the Joomla! Content Management System
Role in this project:
Back-end Developer
Back-end DeveloperContributions:22 commits, 14 PRs, 175 comments in 9 years 6 months
Contributions summary:Sander contributed to the Joomla! CMS, focusing primarily on fixing access control issues, enhancing ACL (Access Control List) functionality, and improving module features. The commits include changes to PHP files within the administrator section, updating database schemas, and refactoring code related to access permissions and module behavior. The user also worked on the most read content module and included date filtering functionality.
cmsmanagement-systemjoomla-extensionsjoomla-componentphp
joomla/volunteers.joomla.org
Aug 2016 - Jul 2022
Extension for the volunteers portal
Contributions:812 commits, 40 PRs, 483 pushes in 5 years 11 months
joomla-extensionsvolunteersjoomla-componentportalvdm
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