David Jardin
Webdeveloper at djumla GmbH
Cologne, North Rhine-Westphalia, Germany
Summary
🤩
RockstarDavid Jardin is a seasoned web developer and founder with 14 years of hands-on experience building and maintaining web applications from Cologne, Germany. As owner and lead developer at djumla GmbH since 2005, he combines full-stack craftsmanship with practical product ownership, shipping UI and backend improvements for real-world CMS deployments. He is an active open-source contributor to the widely used Joomla! project, delivering template features, bug fixes, and refactors that improve frontend modules and site functionality. David pairs a pragmatic engineering approach with attention to code quality and UX—evident in fixes like reCAPTCHA URL repairs and improved article ordering—while also bringing uncommon experience running a small agency. Outside tech he has taught archery at corporate events, a detail that hints at patience, focus, and team coaching skills.
14 years of coding experience
Github Skills (8)
content-management-system10
cms10
php10
content-management10
joomla10
html9
javascript8
css8
Programming languages (13)
Github contributions (5)
joomla/joomla-cms
Sep 2013 - Jan 2023
Home of the Joomla! Content Management System
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:38 reviews, 78 commits, 148 PRs in 9 years 5 months
Contributions summary:David contributed to the Joomla! Content Management System, primarily by implementing features in the Hathor template and fixing bugs. Their work included adding tag selection options to several component templates, modifying the articles archive module for improved ordering, and fixing broken reCAPTCHA URLs. Additionally, they addressed code style issues within frontend modules and refactored code for better functionality.
cmsmanagement-systemjoomla-extensionsjoomla-componentphp
JandBeyond/joomlade
Jun 2015 - Jul 2021
Joomla.de, die deutschsprachige Landesseite des preisgekrönten Open Source Content Management Systems Joomla.
Contributions:192 commits, 8 PRs, 147 pushes in 6 years 1 month
cmsjoomla-extensionsdiejoomla-componentphp
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.