Matuzalem Muller
Site Reliability Engineer at Horizon Trading Solutions
Montreal, Quebec, Canada
Summary
👤
Senior🎓
Top SchoolMatuzalem Muller is a Site Reliability Engineer with nine years of platform, SRE, DevOps, and cloud experience, currently based in Montreal. He has managed large-scale on-prem HPC and production fleets—supporting 15,000+ servers and clusters with thousands of CPU cores and GPUs—while building automation that drove measurable reductions in alerts and deployment time. Comfortable across Linux and Windows environments, he designs reproducible developer compute (JupyterHub + HTCondor + Conda), infrastructure-as-code, and monitoring stacks to keep high-frequency and quant trading systems resilient. His background spans hands-on incident response, migration of legacy version control to GitLab, and implementing Well-Architected best practices in AWS. Colleagues know him as the reliable problem solver and "family IT guy" who blends deep operational rigor with practical tooling to make complex systems easier to run.
8 years of coding experience
5 years of employment as a software developer
Master's degree Automation and Systems Engineering, Master's degree Automation and Systems Engineering at Universidade Federal de Santa CatarinaBachelor of Engineering (B.E.) Telecommunications Engineering, Bachelor of Engineering (B.E.) Telecommunications Engineering at IFSC - Instituto Federal de Santa CatarinaStudy Abroad Electrical and Electronics Engineering, Study Abroad Electrical and Electronics Engineering at UC Santa Barbara
English, Portuguese, Spanish
Github Skills (49)
testing9
desktop-application9
twitch9
python8
dotnet8
jekyll-theme8
java8
javascript8
selenium8
webdriver7
jekyll7
ruby7
software-update7
browser7
rust7
Programming languages (8)
Github contributions (5)
matuzalemmuller/TwitchSpammer
Mar 2019 - Apr 2022
Regularly sends pre-defined messages to a Twitch channel
Contributions:85 commits, 2 PRs, 22 pushes in 3 years 1 month
definedtwitchbottwitchspammerchatbot
matuzalemmuller/dummy-files-creator
May 2019 - Jan 2023
Desktop application to generate dummy files
Contributions:3 releases, 99 commits, 7 PRs in 3 years 9 months
desktop-applicationfile-creationelectrontestingpyqt5
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