Bruno Rosa
Co-Founder Coach at B&E Pickleball
Pittsburgh, Pennsylvania, United States
Summary
🤩
Rockstar🎓
Top SchoolBruno Rosa is a senior software engineer and entrepreneur based in Pittsburgh with 8 years of experience building reliable telemetry, mobile, and web systems. At Mozilla he led Glean.js and the Debug Ping Viewer, improving data reliability and developer experience for a widely used cross-platform telemetry project. He co-founded two startups—Precision Studio and B&E Pickleball—combining technical leadership with hands-on coaching and community building (over 100 personal coaching clients and 2,000+ lesson hours). Technically fluent across TypeScript, Rust, Python, Kotlin, Swift and C++, he’s shipped work from low-level telemetry metrics to interactive documentation and server-configurable telemetry in Firefox. His open-source contributions include enhancing timing distribution metrics and cross-platform test coverage in Mozilla/glean, reflecting a focus on data integrity at scale. Bruno pairs a Master’s in Data Science and a Computer Science undergraduate distinction with a practical knack for turning observability and UX problems into robust, testable solutions.
8 years of coding experience
9 years of employment as a software developer
Conemaugh Township High SchoolMaster's degree, Data Science, Master's degree, Data Science at Juniata CollegeFH Münster
Spanish
Github Skills (10)
rust10
telemetry10
metric10
data-structure9
data-structures9
ios8
python8
android8
performance-testing7
error-handling7
Programming languages (11)
Github contributions (5)
mozilla/glean
Aug 2022 - Oct 2022
Modern cross-platform telemetry
Role in this project:
Back-end & Test Automation Engineer
Back-end & Test Automation EngineerContributions:1 release, 50 reviews, 23 commits in 2 months
Contributions summary:Bruno primarily contributed to the Glean telemetry project by enhancing the timing distribution metrics. They added functionality to include a count of entries within distribution data, modifying multiple files across core modules, Android, iOS, and Python test suites. This included updating test cases to verify the accuracy of the count, ensuring data integrity across different platforms. Furthermore, the user addressed URL metric limitations.
telemetrycross-platformandroid
rosahbruno/firefox-android
Feb 2023 - May 2023
This repository hosts the Firefox for Android (Fenix), Focus for Android, and Mozilla Android Components projects.
Contributions:53 pushes, 10 branches in 2 months
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