Brett Holman
Software Engineer II Office Of The CTO at Canonical
Los Alamos, New Mexico, United States
Summary
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Rockstar🎓
Top SchoolBrett Holman is a software engineer with a decade of experience building reliable system software and networking-focused solutions, currently working in the Office of the CTO at Canonical. He brings deep low-level expertise across C, Go, Python and assembly, and a practical understanding of TCP/IP, Ethernet, sockets, routing and InfiniBand from roles at Canonical and Los Alamos National Laboratory. An active open-source contributor, Brett has helped harden the widely used cloud-init project by fixing shell execution, runcmd edge cases and APT/LXD configuration bugs, improving instance stability at scale. He pairs hands-on debugging and systems design with real-world storage and manufacturing systems experience, and is based in Los Alamos, New Mexico.
10 years of coding experience
4 years of employment as a software developer
Bachelor of Science (B.S.) Computer Engineering, Bachelor of Science (B.S.) Computer Engineering at University of Wisconsin Stout
Stackoverflow
837reputation
219kreached
33answers
3questions
Github Skills (22)
python10
debian10
deb10
ubuntu10
apt10
scripting9
linux9
bash9
shell9
script9
sh9
system-administration8
yaml8
lxd8
armv76
Programming languages (23)
Github contributions (5)
canonical/cloud-init
Mar 2022 - Mar 2022
Official upstream for the cloud-init: cloud instance initialization
Role in this project:
Backend Developer
Backend DeveloperContributions:8 releases, 2046 reviews, 7 commits in 17 days
Contributions summary:Brett's contributions primarily focused on improving the robustness and functionality of the cloud-init configuration process. Their work involved addressing issues in the shell script execution, fixing problems in the `runcmd` module related to comments and error reporting, as well as addressing bugs related to the configuration of APT. They also addressed issues in the LXD configurations. These changes led to improved stability and reliability for cloud-init instances.
cloud-initpython
holmanb/psimon
Dec 2020 - Dec 2021
CLI tool that allows interactive monitoring of Linux kernel Pressure Stall Information, a feature in Linux 4.20 and beyond
Contributions:30 commits, 24 pushes, 1 branch in 11 months
clilinuxlinux-kernelmonitoringpsi
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