Claas Kazzer
Interface Developer at verschiedenen
Greater Leipzig Area Germany
Summary
👤
Senior🎓
Top SchoolClaas Kazzer is an Interface Developer with 11 years of experience building accessible, user-centered web interfaces for the Universitätsbibliothek Leipzig, specializing in VuFind catalog front-ends and Typo3-driven sites. He pairs front-end development and CSS/ARIA fixes with hands-on Typo3 administration and maintenance of both dynamic and static multi‑language websites. A long-time freelancer and former translator and literature scholar, he brings a rare combination of editorial sensitivity and technical rigor—especially in making library discovery and web content more barrier‑reduced. His open-source contributions to the prominent VuFind project demonstrate a practical focus on accessibility improvements that benefit screen-reader users. Based in Leipzig, he leverages decades of translation and humanities work to craft clearer, more usable interfaces for diverse audiences.
11 years of coding experience
Anglistik, Germanistik, Diplom (Erste Staatsprüfung), Anglistik, Germanistik (Lehramt), Anglistik, Germanistik, Diplom (Erste Staatsprüfung), Anglistik, Germanistik (Lehramt) at Universität Leipzig
German, English, Latin, French, Spanish
Stackoverflow
21reputation
28kreached
1answer
0questions
Github Skills (9)
accessibility10
javascript10
css9
user-interface9
lessc8
bootstrap7
bootstra7
twitter-bootstrap6
jquery6
Programming languages (2)
Github contributions (5)
vufind-org/vufind
Aug 2015 - Nov 2022
A library resource discovery portal designed and developed for libraries by libraries
Role in this project:
Front-end Developer
Front-end DeveloperContributions:52 reviews, 13 commits, 28 PRs in 7 years 4 months
Contributions summary:Claas primarily focused on enhancing the accessibility and user experience of the VuFind library resource discovery portal. They addressed an aria-hidden issue in the lightbox JavaScript, which likely improved screen reader compatibility. Additionally, the user made changes to CSS files, potentially for styling and layout, and added explanatory text to filters (facets) to improve their accessibility. Their contributions demonstrate a focus on usability and making the application more accessible to users.
portalresource-discoverydiscoveryresource-librarydiscovery-portal
crhallberg/vufind
May 2015 - Mar 2020
A library resource discovery portal designed and developed for libraries by libraries
Contributions:3 PRs, 4 comments in 4 years 9 months
portalresource-discoverydiscoveryresource-librarydiscovery-portal
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