Dominik Klein
Senior Software Developer (Full Stack) at Zammad GmbH
Derschen, Rhineland-Palatinate, Germany
Summary
🤩
Rockstar🎓
Top SchoolDominik Klein is a Senior Full Stack Software Developer based in Derschen, Germany, with 12 years of experience building and maintaining web applications and developer tools. He has deep hands-on experience across frontend and backend stacks—Vue.js, JavaScript, Perl, PHP, Node.js, PostgreSQL/MySQL and Elasticsearch—gained through long-term roles at OTRS Group and currently at Zammad GmbH. Dominik combines feature development with bug fixing and integrations, contributing to the widely used open-source helpdesk Zammad where he has implemented UI improvements and backend integrations with services like Freshdesk and Zendesk. He has also taken on technical coordination and mentoring responsibilities, shaping architecture and planning for product development teams. Known for pragmatic problem-solving, he brings both customer-facing project delivery and internal tooling evolution to bear on complex product lifecycles.
12 years of coding experience
9 years of employment as a software developer
Informationstechnischer Assistent & Fachabitur, Informationstechnischer Assistent & Fachabitur at Berufskolleg OberbergAllgemeine Informatik, Allgemeine Informatik at FH Köln, Campus Gummersbach
Github Skills (14)
ruby-rails10
sup10
rails10
backend10
su10
ruby10
web-developer9
front-end-development9
javascript9
frontend9
css8
html8
mysql8
php7
Programming languages (7)
Github contributions (5)
zammad/zammad
Jul 2021 - Jan 2023
Zammad is a web based open source helpdesk/customer support system
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:3 reviews, 364 commits, 11 PRs in 1 year 6 months
Contributions summary:Dominik primarily focused on fixing bugs and implementing new features within the Zammad helpdesk/customer support system, as evidenced by their commit messages. They worked on both frontend and backend changes, including fixing issues related to the user interface, such as the chat button and the form for creating tickets. Additionally, they addressed bugs and implemented improvements related to integrations with external services, specifically Freshdesk and Zendesk. The user also made contributions related to system maintenance and general code improvements.
zammadcustomer-carerailsjavascriptweb-based
zammad/frontend-coding-test-js
Mar 2022 - Aug 2023
Contributions:4 PRs, 6 pushes in 1 year 5 months
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