Kenny Weiss
Computer Scientist at Lawrence Livermore National Laboratory, LLNL
Summary
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RockstarKenny Weiss is a computer scientist with 11 years of experience focused on back-end systems and scientific computing, currently contributing to open-source projects at Lawrence Livermore National Laboratory. He has practical expertise in C++ finite element libraries, notably mfem, where he improved robustness during a key namespace migration and enhanced Sidre/Axom datastore handling for meshes and boundary attributes. Kenny blends research-grade attention to numerical software correctness with pragmatic engineering skills that keep large scientific codebases compatible across evolving dependencies. Colleagues rely on him to diagnose subtle integration bugs and implement maintainable fixes that prevent regressions in high-performance simulation stacks.
11 years of coding experience
Github Skills (8)
c-language10
el10
f10
cprogramming-language10
scientific-computing9
hpc9
parallel-computing8
hdf7
Programming languages (10)
Github contributions (5)
mfem/mfem
Mar 2017 - Dec 2022
Lightweight, general, scalable C++ library for finite element methods
Role in this project:
Back-end Developer
Back-end DeveloperContributions:38 reviews, 49 commits, 15 PRs in 5 years 10 months
Contributions summary:Kenny primarily contributed to the `mfem` library, which focuses on finite element methods. Their commits involved significant modifications to the `sidredatacollection` component, specifically addressing issues related to the transition from the `asctoolkit` namespace to `axom`. They implemented changes to ensure compatibility with the updated Axom/Sidre version, improving robustness and fixing related bugs. This includes managing and registering attribute fields in the datastore for the mesh and boundary elements.
cppfinite-elementshigh-orderhigh-performance-computingparallel-computing
kennyweiss/kennyweiss.github.io
Oct 2017 - Jul 2026
Personal landing page
Contributions:16 PRs, 59 pushes, 21 branches in 8 years 10 months
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