Quentin Deslandes
Senior Software Engineer at Meta
Caen, Normandy, France
Summary
👤
Senior🎓
Top SchoolQuentin Deslandes is a Senior Software Engineer with 11 years of experience, currently contributing to Meta’s Linux userspace and infrastructure for millions of fleet hosts. He combines deep systems-level expertise in C/C++ with production-scale distributed systems experience from roles at Meta and Bloomberg, where he worked on low-latency, high-throughput financial pipelines. An active open-source contributor, Quentin has made notable backend contributions to the widely used systemd project—adding journald log filtering, integration tests, and build/test improvements—and improved mkosi’s image build and container UID handling. He regularly bridges kernel- and userspace concerns (including work on bpfilter and Linux kernel contributions) and has a history of shipping pragmatic tooling for constrained environments, from embedded video drivers to real-time image processing. Based in Caen, Normandy, he also brings teaching and project-management experience that helps him translate complex technical needs into maintainable, community-friendly solutions.
11 years of coding experience
6 years of employment as a software developer
Master of Science - MS, Computer Science, Master of Science - MS, Computer Science at SUPINFO - The International Institute of Information Technology
French, English, German
Github Skills (29)
filesystem10
file-management10
systemd-journal10
python10
image10
journal10
linux10
c1110
c1710
regular-expression10
system10
mks10
build-automation10
systemd10
cgroups10
Programming languages (5)
Github contributions (5)
systemd/mkosi
Oct 2022 - Jan 2023
💽 Build Bespoke OS Images
Role in this project:
Back-end Developer & DevOps Engineer
Back-end Developer & DevOps EngineerContributions:5 reviews, 6 commits, 5 PRs in 2 months
Contributions summary:Quentin primarily contributed to the project by modifying the build process and improving the image creation workflow. They introduced features related to ownership management of generated files and directories, allowing for more controlled permissions. The user also implemented enhancements related to the integration with systemd-nspawn, improving the binding of directories and handling of UID mapping within the container. Furthermore, they refactored and updated the configuration options related to the image build process.
bespokebitbakeverityluksbtrfs
qdeslandes/systemd
Jul 2022 - Feb 2023
The systemd System and Service Manager
Contributions:74 pushes, 14 branches in 7 months
service-managerlinuxzonesfreebsdsolaris
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