Felix Bünemann
Chief Technology Officer at LOUISINTERNET
Germany
Summary
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RockstarFelix Bünemann is a seasoned Chief Technology Officer based in Germany with 24 years of hands-on experience building and hardening backend systems, package tooling, and developer workflows. As CTO at LOUISINTERNET he combines strategic leadership with deep technical fluency, frequently contributing code to prominent open-source projects such as Crystal, Rails' spring, Homebrew and libvips. His contributions show a pragmatic focus on interoperability, build reliability, and performance—fixing LLVM compatibility, improving image compression quality, and streamlining FUSE-based media access for Plexdrive. Comfortable across DevOps, database bindings and Ruby/Rails ecosystems, he has a track record of fixing subtle bugs and edge cases that improve developer UX and production robustness. An engineer who still digs into parsers, encodings and build systems, he brings rare institutional knowledge about long-lived tooling and cross-platform compatibility.
24 years of coding experience
Stackoverflow
639reputation
27kreached
24answers
2questions
Github Skills (63)
ruby-rails10
formula10
debug10
gdrive10
rails-i18n10
crystal-lang10
package-management10
mysql10
image-processing10
drive10
llvm10
fuse10
testing10
rspec10
databases10
Programming languages (25)
Github contributions (5)
plexdrive/plexdrive
Oct 2017 - Feb 2022
Plexdrive mounts your Google Drive FUSE filesystem (optimized for media playback)
Role in this project:
Back-end Developer
Back-end DeveloperContributions:3 releases, 15 reviews, 68 commits in 4 years 4 months
Contributions summary:Felix primarily contributed to the core functionality of the Google Drive FUSE filesystem, Plexdrive. Their work involved fixing option parsing related to CPU core counts, removing deprecated mount options, and adding features like the `--drive-id` option for team drives and support for all shared drives. The user also addressed issues related to chunk handling and made significant improvements to the chunk download and storage mechanisms, leading to improved performance.
fusemountplexgdrivegoogle-drive
errbit/errbit
Nov 2013 - Sep 2017
The open source error catcher that's Airbrake API compliant
Role in this project:Back-end Developer
Back-end DeveloperContributions:10 commits, 9 PRs, 28 comments in 3 years 10 months
Contributions summary:Felix primarily focused on bug fixes and improvements to the Errbit application. They addressed issues related to Redmine repository links, ensuring correct file and line number references. They also resolved a double-escaping problem in the problem title display and fixed a GtalkService thread leak. In addition, the user updated the application to be compatible with Airbrake 5.0 API and fixed Capistrano deployment issues related to Ruby 2.4.1.
apicatchererror-monitoringcompliantairbrake
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