Joshua Hursey
Software Architect at IBM
La Crosse, Wisconsin, United States
Summary
🤩
Rockstar🎓
Top SchoolJoshua Hursey is a Software Architect with 21 years of experience, currently driving system software development at IBM from his base in La Crosse, Wisconsin. He combines deep academic training—a PhD and MS from Indiana University—with hands-on engineering, specializing in low-level runtime and memory management for high-performance computing. A notable open-source contributor to the widely used Open MPI project, he implemented MPI 4.0 features and optimized core memory routines that improve scalability and efficiency. Joshua bridges research-grade rigor with production delivery, translating complex distributed systems requirements into robust, high-performance implementations.
21 years of coding experience
Master of Science, Master of Science at Indiana University BloomingtonBA, BA at Earlham College
Github Skills (6)
c1710
hpcc10
memory-management10
mpi10
hpc10
c1110
Programming languages (11)
Github contributions (5)
open-mpi/ompi
Feb 2005 - Jan 2023
Open MPI main development repository
Role in this project:
Back-end Developer
Back-end DeveloperContributions:279 reviews, 967 commits, 423 PRs in 18 years 2 months
Contributions summary:Joshua contributed to the Open MPI project, which focuses on High Performance Computing. Their work involved implementing and modifying several low-level memory management routines for the underlying runtime environment. They also added support for MPI 4.0 features and made optimizations.
mpicluster-computingfortranopenmpipetsc
jjhursey/governance
Aug 2019 - Jan 2023
PMIx Standard Governance Rules
Contributions:6 PRs, 78 pushes, 42 branches in 3 years 5 months
pmixrulesgovernance
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