Joas Schilling
Senior Software Engineer Team Lead at Nextcloud GmbH
Neckarsulm, Baden-Württemberg, Germany
Summary
🤩
Rockstar
Top expert inComprehensive Open-Source Technology Ecosystem
Joas Schilling is a Senior Software Engineer and Team Lead with 18 years of experience, based in Neckarsulm, Germany, currently leading engineering work at Nextcloud GmbH. He pairs hands-on backend and mobile development with strong open-source stewardship, contributing across prominent Nextcloud and ownCloud projects including Talk, Deck, Calendar, Mail and the desktop client. His work spans API refactoring, integration of real-time features, certification workflows, and backend optimizations—often improving reliability, tests, and internationalization. A pragmatic technical writer as well, he improves documentation and developer tooling to reduce friction for contributors. Colleagues benefit from his blend of deep product knowledge and thoughtful code hygiene, and his contributions reveal a knack for quietly untangling legacy systems while keeping user-facing behavior intact.
18 years of coding experience
Github Skills (58)
kotlin10
nextcloud10
apim10
database10
c-language10
cert10
back-end-development10
translation10
imap10
sphinx10
calendars10
testing10
user-manual10
databases10
rs10
Programming languages (22)
Github contributions (5)
nextcloud/documentation
Jun 2016 - Jan 2023
📘 Nextcloud documentation
Role in this project:
Technical Writer
Technical WriterContributions:501 reviews, 474 commits, 552 PRs in 6 years 8 months
Contributions summary:Joas primarily contributed to the documentation of the Nextcloud documentation repository. The commits focused on adding and updating references to code examples, test cases and deprecated features. They also added and updated links and added documentation for the "activity_expire_days" configuration option and "files_accesscontrol" app, with further adjustments to improve the quality of documentation.
manualnextcloudsphinx
owncloud/core
Dec 2013 - Aug 2016
:cloud: ownCloud web server core (Files, DAV, etc.)
Role in this project:Back-end Developer
Back-end DeveloperContributions:1374 commits, 733 PRs, 782 pushes in 2 years 8 months
Contributions summary:Joas's commits primarily focus on the enhancement and maintenance of core functionalities within the ownCloud web server core, specifically within the `autotest.cmd` script. The contributions involve improving the output of the autotest, adding functionality to pass a specific test file, and allowing the use of a ramdisk. Furthermore, the user worked on improving aspects of the file encryption.
owncloudweb-serverjstreeself-hostingjavascript
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