André Herrn
Co-Founder CTO at Self-employed
Leipzig, Saxony, Germany
Summary
👤
Senior🎓
Top SchoolAndré Herrn is a Co‑Founder and CTO with 13 years of hands‑on experience building web applications and e‑commerce platforms, proficient across PHP (including Magento 1/2, Symfony, Laravel), JavaScript (Node.js, MithrilJS, Lodash, Browserify) and relational databases (MySQL, PostgreSQL). Based in Leipzig, he combines startup leadership at tutory.de with ongoing freelance work, bringing both product-minded engineering and long-term client engagements to bear. His background includes senior development roles at agencies and Netresearch, giving him deep expertise in integrations, web services (REST, SOAP, XML‑RPC) and modern front-end standards (HTML5/CSS3). He’s comfortable shipping full‑stack solutions, refactoring legacy PHP stacks to PHP7-era practices, and contributing to open-source workflows via GitHub. Notably, he pairs academic training (MSc Informatics from HTWK Leipzig) with practical experience mentoring teams and running dev workflows for commercial Magento deployments.
13 years of coding experience
6 years of employment as a software developer
Master of Science - MS Informatics, Master of Science - MS Informatics at HTWK Leipzig
Github Skills (138)
testing10
automation10
nike10
adobe10
javascript10
chromium10
magento10
firefox10
api10
developer-tools10
js-api10
node-module10
magento-extension10
nodejs10
affiliates10
Programming languages (6)
Github contributions (5)
romfr/404adminlogin
Apr 2015 - Dec 2020
This module prevents 404 page after admin login
Contributions:2 commits, 1 PR, 3 pushes in 5 years 9 months
adminphp404-pagelaraveladmin-login
magento-hackathon/mage-git-info
Jan 2013 - Feb 2013
Contributions:34 commits in 1 month
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