Mohamed Bennani
Senior Compiler Engineer at LLVM Foundation
Cupertino, California, United States
Summary
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Rockstar🎓
Top SchoolMohamed Bennani is a Senior Compiler Engineer at Apple with 11 years of systems and tooling experience, specializing in LLVM/LLDB and low-level debugging technologies. He has driven performance-focused improvements—such as a JIT-based conditional breakpoint optimization that yielded 1000x speedups—and contributed bug fixes and concurrency enhancements to the upstream LLVM project. Based in Cupertino, he blends deep systems programming and concurrency expertise with practical experience shipping debugger and compiler features used by large developer teams. A French-Moroccan engineer and avid traveler, he presents technical work to executive audiences and remains an active open-source contributor to the LLVM ecosystem.
11 years of coding experience
5 years of employment as a software developer
Master of Engineering (M.Eng.), Master of Engineering (M.Eng.) at EPITA: Ecole d'Ingénieurs en InformatiqueBachelor of Engineering - BE, Ingénierie informatique, Bachelor of Engineering - BE, Ingénierie informatique at Boston University
French, Arabic, English, Spanish
Github Skills (9)
locking10
debugging10
debug10
c-language10
locks10
cprogramming-language10
concurrency10
llvm10
macos8
Programming languages (9)
Github contributions (5)
llvm/llvm-project
Apr 2019 - Mar 2025
The LLVM Project is a collection of modular and reusable compiler and toolchain technologies.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:309 reviews, 115 PRs, 292 pushes in 6 years 1 month
Contributions summary:Mohamed primarily focused on enhancing the LLVM project's core functionality. They implemented a `try_lock` function for `llvm::sys::RWMutex` to fulfill the `Lockable` requirement. The user also addressed a bug related to image loading policies in the lldb/crashlog component, ensuring proper loading behavior based on user-specified options. In addition, the user contributed to the debugging tools by making improvements on how to open URLs on macOS. The user's contributions demonstrate a strong understanding of concurrency, debugging tools, and system-level programming within the LLVM ecosystem.
compilerstechnologiesclangsubmittoolchain
medismailben/fcb
Nov 2020 - Sep 2024
Contributions:15 pushes, 3 branches in 3 years 10 months
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