Elsa Gonsiorowski
Systems Software Developer at Women in High Performance Computing (WHPC)
Livermore, California, United States
Summary
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Rockstar🎓
Top SchoolElsa Gonsiorowski is a systems software developer with 14 years of experience specializing in HPC I/O and large-scale storage systems, currently working at Lawrence Livermore National Laboratory. She holds a Ph.D. in Computer Science from Rensselaer and has hands-on experience with supercomputing platforms such as IBM Blue Gene/Q, where she developed storage I/O models and parallel simulations. An active open-source contributor, Elsa has expanded Spack package support by adding and refining packages and build configurations, improving reproducible software stacks for HPC users. She combines deep research roots with production-focused engineering—bridging published milestone-driven projects and practical package management improvements. As Acting Chair of Women in High Performance Computing and coordinator for the Better Scientific Software Fellowship, she also cultivates community and mentorship in scientific software. Colleagues describe her work as quietly influential: improving under-the-hood tooling that accelerates others’ science.
14 years of coding experience
6 years of employment as a software developer
Doctor of Philosophy (Ph.D.), Computer Science, 3.8/4.0, Doctor of Philosophy (Ph.D.), Computer Science, 3.8/4.0 at Rensselaer Polytechnic Institute
Stackoverflow
101reputation
16kreached
3answers
0questions
Github Skills (12)
package-manager-tool10
build-tools10
package-manager10
package-management10
autotools9
python9
hpc9
cmake9
scientific-computing8
liquid6
syntax6
emacs6
Programming languages (18)
Github contributions (5)
spack/spack
Mar 2017 - Sep 2022
A flexible package manager that supports multiple versions, configurations, platforms, and compilers.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:11 reviews, 19 commits, 23 PRs in 5 years 7 months
Contributions summary:Elsa primarily contributed to the Spack package manager by adding and updating package definitions, demonstrating a strong understanding of build systems and dependency management. They introduced new packages like `pdsh`, `macsio`, and `json-cwx`, and refined existing ones like `scr`, `axl`, and `mpifileutils`. Their work involved modifying build configurations, specifying dependencies, and integrating new features, indicating a focus on expanding Spack's capabilities and improving its support for various software packages.
compilerspythonradiussplatformslinux
LLNL/ross-matrix-models
Jan 2019 - Sep 2020
Contributions:1 release, 14 pushes, 4 branches in 1 year 8 months
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