Guido Vollbach
Senior Anwendungsentwickler at Freiberuflich
Würselen, North Rhine-Westphalia, Germany
Summary
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SeniorGuido Vollbach is a Senior Anwendungsentwickler with 12 years of hands-on experience in application development, consulting, support and eLearning, based in Würselen, Germany. He has been a core developer at Databay AG since 2014 while maintaining a parallel freelance practice focused on Android and bespoke application projects, demonstrating strong multitasking between product teams and client work. His background spans long-term freelance engagements (2005–2014) through to enterprise development, giving him a practical blend of startup agility and corporate delivery. Known for translating user needs into maintainable software and training materials, he pairs technical implementation with support and knowledge transfer. Though not a prolific public GitHub presence, his sustained dual roles suggest a reliable contributor who values applied results and client-facing communication.
12 years of coding experience
German, English
Github Skills (7)
debug10
php10
mysql10
bugtracking10
testing9
phpunit9
web-development9
Programming languages (1)
Github contributions (5)
DatabayAG/EtherCalc
Dec 2016 - Jun 2022
ILIAS EtherCalc Plugin
Contributions:17 commits, 5 PRs, 14 pushes in 5 years 7 months
ethercalcilias
DatabayAG/InteractiveVideoVimeo
Jan 2017 - Sep 2020
Vimeo Video Source Plugin for InteractiveVideo
Contributions:27 commits, 4 PRs, 14 pushes in 3 years 9 months
pluginvimeo-videosource-pluginvideovimeo
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