Johannes Freudendahl
Software-Entwickler at tetraeder.com gmbh
Bonn, North Rhine-Westphalia, Germany
Summary
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Senior🎓
Top SchoolJohannes Freudendahl is a seasoned Software-Entwickler with 14 years of experience building web applications, currently based in Bonn and working at tetraeder.com gmbh. He combines front-end skills (HTML, CSS, JavaScript) with backend business-process implementation and solid experience in relational databases such as Oracle, Postgres, and MySQL. His career spans long-term engineering roles at Zebralog, BINSERV and others, reflecting reliability and deep domain knowledge rather than frequent job-hopping. Trained as a Diplom-Informatiker at HTWK Leipzig, he started in Java and has recently focused on PHP, giving him pragmatic fluency across stacks. Colleagues value his ability to translate complex business requirements into maintainable database-backed web systems. He tends to favor steady, production-oriented engineering and system longevity over chasing the latest frameworks.
14 years of coding experience
21 years of employment as a software developer
Diplom-Informatiker Informatik, Diplom-Informatiker Informatik at HTWK Leipzig
Stackoverflow
99reputation
2kreached
7answers
0questions
Github Skills (22)
gravatar10
identicon10
avatar9
wordpress-plugin8
wordpress8
jquery-plugin7
gdpr7
e-mail6
html6
automation6
php6
excel6
jquery6
icalendar6
contactform6
Programming languages (2)
Github contributions (3)
mundschenk-at/avatar-privacy
Feb 2012 - Oct 2013
GDPR-conformant avatar handling for WordPress
Contributions:18 commits in 1 year 8 months
gravataravatarsconformantidenticonprivacy
Ammaletu/jfshoutbox
Jan 2022 - Jan 2022
Contributions:1 branch in 1 day
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