Alexander Chalk
Machine Learning Engineer at roof.ai
Montreal, Quebec, Canada
Summary
👤
Senior🎓
Top SchoolAlexander Chalk is a bilingual Machine Learning Engineer based in Montreal with nine years of hands-on software experience and a strong academic foundation from the University of Oxford and Carleton University. He builds reliable, data-driven systems across the stack—Python/Django, Node/TypeScript, Kubernetes, Nix—and has contributed to notable open-source tooling such as poetry2nix where he added package overrides and tests. Comfortable coordinating stakeholders and running technical audits, he favors careful research and planning over “move fast and break things,” making him well-suited for auditable, production-grade ML projects. A former editor and freelance copywriter, he writes clear documentation and READMEs that make complex systems approachable.
9 years of coding experience
6 years of employment as a software developer
Bachelor’s Degree Philosophy & Theology, Bachelor’s Degree Philosophy & Theology at University of OxfordMaster of Arts - MA International Relations and Affairs, Master of Arts - MA International Relations and Affairs at Carleton UniversitySt. Bartholomew's School, Newbury, UK
French, English
Stackoverflow
3,359reputation
264kreached
12answers
45questions
Github Skills (17)
python10
nix10
testing9
poet9
poe9
rust9
react-router6
shell6
zsh6
i36
vim6
nodejs6
docker6
validation6
rvm6
Programming languages (21)
Github contributions (5)
nix-community/poetry2nix
Oct 2021 - Sep 2022
Convert poetry projects to nix automagically [maintainer=]
Role in this project:
Back-end Developer & DevOps Engineer
Back-end Developer & DevOps EngineerContributions:7 commits, 2 PRs, 2 comments in 1 year
Contributions summary:Alexander contributed to the project by adding new overrides to configure Python packages for Nix builds. Their work included adding support for building `bcrypt` version 4 with Rust, and also adding tests. They also updated existing components such as `uwsgi` and `virtualenv`. Furthermore, the user added and modified tests for various components, including a dedicated test for `uwsgi`.
pythonmaintainernixautomagicallynixpkgs
AlexChalk/nix-configs
Aug 2019 - Mar 2025
Contributions:264 pushes, 2 branches in 5 years 7 months
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