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Jonah Quist

PROFILE

Jonah Quist

Jon Quist contributed to the ROCm/hipSOLVER and ROCm/rocSOLVER repositories by developing and refining high-performance linear algebra features for GPU computing. He implemented complex-number support in sparse solvers, integrated a sparse QR solver, and improved build system reliability using C, C++, and CMake. Jon addressed static library deployment risks by disabling dynamic sparse loading for static builds and enhanced validation tooling with GPU result hashing for reproducibility. He also deprecated legacy GPU architectures in rocSOLVER, streamlining code maintenance. His work demonstrated depth in build system configuration, testing, and sparse linear algebra, enabling more robust and portable solver capabilities for users.

Overall Statistics

Feature vs Bugs

67%Features

Repository Contributions

6Total
Bugs
2
Commits
6
Features
4
Lines of code
2,096
Activity Months4

Work History

May 2025

1 Commits • 1 Features

May 1, 2025

Concise monthly summary for ROCm/hipSOLVER focused on delivering complex-number support in sparse solves and solid code quality.

March 2025

1 Commits • 1 Features

Mar 1, 2025

Monthly work summary for 2025-03 focusing on ROCm/rocSOLVER: - The major initiative this month was deprecating gfx940/gfx941 architecture support, including removal of legacy code paths and synchronization concerns, to simplify maintenance and align with the roadmap. - The effort centered on code cleanup and a streamlined execution path to reflect deprecation, reducing future maintenance overhead and paving the way for architecture-wide optimizations in newer targets.

November 2024

3 Commits • 2 Features

Nov 1, 2024

November 2024 focused on improving build reliability, validation tooling, and expanding solver capabilities across ROCm libraries. Key outcomes include sanitizer-aware build stabilization for rocSOLVER, enhanced GPU result hashing for reproducibility, and the integration of a sparse QR solver in hipSOLVER with supporting tests/docs/build updates. These changes reduce build-time issues, enable robust validation of GPU computations, and broaden the problem space solvable with ROCm solvers, delivering clearer business value through lower maintenance, faster validation cycles, and broader user adoption.

October 2024

1 Commits

Oct 1, 2024

In 2024-10, delivered a targeted build-system improvement for ROCm/hipSOLVER to enhance static library reliability and reduce runtime dependencies, by ensuring no dynamic sparse loading occurs when building a static library. This clarifies packaging expectations and lowers deployment risk for users relying on static linking.

Activity

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Quality Metrics

Correctness86.6%
Maintainability83.4%
Architecture85.0%
Performance76.6%
AI Usage20.0%

Skills & Technologies

Programming Languages

CC++CMake

Technical Skills

Build SystemBuild System ConfigurationCC DevelopmentC++C++ DevelopmentCMakeCommand-Line Interface DevelopmentGPU ComputingHigh-Performance ComputingLinear AlgebraLinear Algebra LibrariesSoftware EngineeringSparse Linear AlgebraSparse Matrix Solvers

Repositories Contributed To

2 repos

Overview of all repositories you've contributed to across your timeline

ROCm/hipSOLVER

Oct 2024 May 2025
3 Months active

Languages Used

C++CMakeC

Technical Skills

Build SystemC++ DevelopmentCMakeC DevelopmentGPU ComputingLinear Algebra

ROCm/rocSOLVER

Nov 2024 Mar 2025
2 Months active

Languages Used

C++CMake

Technical Skills

Build System ConfigurationC++CMakeCommand-Line Interface DevelopmentHigh-Performance ComputingLinear Algebra Libraries

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