Guilherme Salustiano
Analista De Suporte at by Seven | IT business and consulting
Santa Catarina, Brazil
Summary
🤩
Rockstar🎓
Top SchoolGuilherme Salustiano is an IT support analyst with seven years of hands-on technical experience, blending field maintenance, desktop and POS support with embedded systems and backend development contributions. Based in Santa Catarina, Brazil, he currently supports IT operations at by Seven while having earlier worked on hardware maintenance for industrial CNC equipment and retail terminals. Beyond daily support, Guilherme contributes to notable open-source Rust projects—implementing PostgreSQL range functions in diesel and developing BLE radio drivers for the embassy embedded framework—showing a rare mix of systems-level and backend engineering. Trained in electro-electronics at IFSC, he combines practical electrical/mechanical troubleshooting skills with modern software craftsmanship, making him effective at solving problems that cross hardware and software boundaries.
7 years of coding experience
Curso Técnico Integrado, Eletroeletrônica, Curso Técnico Integrado, Eletroeletrônica at IFSC - Instituto Federal de Santa Catarina
Github Skills (14)
embedded10
fm-radio10
bluetooth-le10
rust10
orm10
postgresql10
btle10
query-builder10
bluetooth-low-energy10
driver10
async10
hal10
testing9
executor8
Programming languages (22)
Github contributions (5)
diesel-rs/diesel
Jun 2024 - Mar 2025
A safe, extensible ORM and Query Builder for Rust
Role in this project:
Back-end Developer
Back-end DeveloperContributions:71 reviews, 18 PRs, 55 comments in 8 months
Contributions summary:Guilherme primarily contributed to the `diesel-rs/diesel` repository by implementing and refining PostgreSQL range functions, including `contains_range`, `lower`, `upper`, `isempty`, and related functionalities. Their work involved modifying existing code, adding new types, and integrating new functions, all while incorporating tests and examples. The commits focus heavily on enhancing the capabilities of the ORM for PostgreSQL database interactions, specifically around range data types.
querymysqlrustsqlbuilder
embassy-rs/embassy
Oct 2023 - Mar 2024
Modern embedded framework, using Rust and async.
Role in this project:Embedded Systems Engineer / IoT Developer
Embedded Systems Engineer / IoT DeveloperContributions:6 reviews, 2 PRs, 8 comments in 4 months
Contributions summary:Guilherme primarily focused on implementing Bluetooth Low-Energy (BLE) radio functionality for embedded systems within the `embassy-rs/embassy` repository. Their work involved creating a BLE radio driver, including configuration, transmission, and reception capabilities. The commits demonstrate the implementation of core BLE features, addressing buffer management, and setting up essential radio parameters. The user's contributions show the integration of the radio within the framework, optimizing for embedded environments.
driversrustembeddedhalasync
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