Gabriel Fontes
Site Reliability Engineer at Magalu Cloud
São Carlos, São Paulo, Brazil
Summary
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Rockstar🎓
Top SchoolGabriel Fontes is a Site Reliability Engineer with 11 years of experience, currently building object storage at Magalu Cloud while pursuing an MSc in Software Engineering at the University of São Paulo. He blends hands-on SRE and DevOps work with a deep commitment to free and open-source software, contributing to notable projects in the Nix ecosystem and the Nix package manager itself. Comfortable across infrastructure, build systems, CI/CD and backend development, Gabriel has a track record of reducing technical debt and improving developer experience at companies from startups to cloud teams. He founded and leads his university’s FOSS student group, connecting peers to the broader community, and his research focuses on FOSS governance and long-term sustainability—a thread that informs both his engineering and community work. Notably, he brings practical tooling improvements (e.g., Home Manager and SourceHut integrations) that make developer workflows more reliable and reproducible.
11 years of coding experience
4 years of employment as a software developer
Master of Science (MSc), Computer Science, Master of Science (MSc), Computer Science at USP - Universidade de São Paulo
English, Portuguese
Stackoverflow
158reputation
9kreached
1answer
0questions
Github Skills (26)
c-language10
nix10
configuration-management10
nixos10
flake10
home-manager10
f10
functional-programming10
package-manager10
cprogramming-language10
declarative9
lang9
declarative-programming9
shell8
sh8
Programming languages (24)
Github contributions (5)
Misterio77/nix-starter-configs
Apr 2022 - Dec 2022
Simple and documented config templates to help you get started with NixOS + home-manager + flakes. All the boilerplate you need!
Role in this project:
DevOps Engineer
DevOps EngineerContributions:5 reviews, 48 commits, 11 PRs in 8 months
Contributions summary:Gabriel primarily focused on configuring and maintaining the NixOS configuration files within the repository. Their contributions include refactoring documentation, updating nix syntax, and improving the overall user experience with the configurations. They made various improvements to the core configuration files, including adding Nix registry configurations, defining user settings, and setting up SSH server configurations, contributing to the project's usability. Additionally, the user worked on enhancing the shell environment setup and ensuring compatibility with experimental features related to flakes.
nix-flaketemplatenixos-configurationboilerplateget-started
nix-community/home-manager
Jul 2021 - Sep 2021
Manage a user environment using Nix [maintainer=@rycee]
Role in this project:DevOps Engineer & Configuration Manager
DevOps Engineer & Configuration ManagerContributions:25 reviews, 5 commits, 11 PRs in 2 months
Contributions summary:Gabriel primarily focuses on enhancing the configuration management aspects of the Home Manager project. Their contributions involve adding and refining `onChange` configurations for various programs like `qutebrowser`, `kitty`, `mako`, and `waybar`, enabling automatic reloading upon changes. Additionally, they developed and refined the `xdg-portal` module. This includes aligning it with NixOS standards and improving its description, making the user environment more dynamic and efficient.
nix-dotfilesnixosmaintainerhome-managerdotfiles
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