Chelsea Cassanova
Debugger Engineer at Apple
San Francisco, California, United States
Summary
🤩
Rockstar🎓
Top SchoolChelsea Cassanova is a Debugger Engineer at Apple with nine years of software experience and a formal Computer Science background from York University. She specializes in low-level systems and debugging, contributing to LLDB within the widely used LLVM project where she has improved debugger functionality and test automation. Her career blends core OS work at QNX with production debugger development and internships at Apple, reflecting deep practical expertise in kernel and toolchain reliability. Active in campus leadership and peer advising, she brings strong communication and mentorship skills alongside technical rigor. Notably, she pairs operating-system curiosity with hands-on test infrastructure refactors that make developer tools more robust and maintainable.
10 years of coding experience
1 year of employment as a software developer
Bachelor of Science - BS, Computer Science, Bachelor of Science - BS, Computer Science at York University
Github Skills (9)
debugging10
c-language10
cprogramming-language10
lldb10
apidoc9
api9
python8
github-ci4
githubaction-workflow4
Programming languages (2)
Github contributions (5)
llvm/llvm-project
Jun 2022 - Aug 2025
The LLVM Project is a collection of modular and reusable compiler and toolchain technologies.
Role in this project:
Back-end Developer & Test Automation Engineer
Back-end Developer & Test Automation EngineerContributions:175 reviews, 124 PRs, 67 pushes in 3 years 2 months
Contributions summary:Chelsea primarily contributed to the LLDB (LLDB is the LLVM debugger) project by modifying and maintaining existing code, specifically focusing on the lldb debugger and its related testing infrastructure. Their work involved refactoring and fixing issues related to broadcast bits, debugging functionalities and API tests. The contributions involved updating code related to debugging tests using the debugger.
compilerllvmtoolchain
chelcassanova/llvm-project
Sep 2023 - Aug 2025
The LLVM Project is a collection of modular and reusable compiler and toolchain technologies.
Contributions:211 pushes, 119 branches in 1 year 11 months
compilerllvmtoolchain
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