Justin Stanley
Software Engineer III at VES LLC
Seattle, Washington, United States
Summary
🤩
Rockstar🎓
Top SchoolJustin Stanley is a Software Engineer III based in Seattle with 12 years of hands-on experience building reliable back-end systems and packaging infrastructure. With an academic foundation in mathematics and computer science (MS from Iowa State), he excels at solving complex integration and build problems, evidenced by extensive contributions to spack/spack—adding and maintaining numerous scientific and R packages—and performance-focused fixes in ApsimX. He brings practical experience across academia and industry, progressing from systems analyst and graduate research roles to senior engineering at VES LLC. Known for meticulous attention to build correctness and data integrity, he often applies low-level refactors and nullable-safe patterns to reduce defects and improve performance. Outside work, he’s the kind of engineer who literally turns coffee into code, blending curiosity with steady, shipping-focused craftsmanship.
12 years of coding experience
3 years of employment as a software developer
Master of Science - MS, Computer Science, Master of Science - MS, Computer Science at Iowa State University - College of Liberal Arts and Sciences
Github Skills (8)
build-system10
data-conversion10
csharp10
package-management10
scientific-computing10
dotnet-core10
optimization9
python9
Programming languages (9)
Github contributions (5)
spack/spack
Apr 2019 - Dec 2020
A flexible package manager that supports multiple versions, configurations, platforms, and compilers.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:4 reviews, 150 commits, 298 PRs in 1 year 7 months
Contributions summary:Justin primarily contributed to the `spack/spack` repository by adding new packages and updating existing ones. Their work involved creating and modifying package definitions, including specifying versions, dependencies, and build instructions for software such as Astral, PASTA, R packages (BH, withr, stanheaders, caroline, rstantools, loo, rstan, construct, r-rmysql, phylostratr, intervals, spacetime, spdata, spatialreg, gwmodel, BiocGenerics, rbgl, grbase), and others like RepeatScout, gmap-gsnap, and many more. These contributions involved modifying build systems and ensuring the packages integrate correctly within the spack environment.
compilerspythonradiussplatformslinux
APSIMInitiative/ApsimX
May 2022 - Nov 2022
ApsimX is the next generation of APSIM
Role in this project:Back-end Developer
Back-end DeveloperContributions:6 commits, 2 PRs, 5 comments in 6 months
Contributions summary:Justin contributed to the APSIMX project by modifying core models and converters, focusing on bug fixes and performance improvements. Their work included maintaining initial plant populations, improving CroptimizR status output, and adding null checks to and refactoring the predicted observed converter. The commits demonstrate a focus on ensuring data integrity and streamlining existing code through techniques like loop unrolling and the use of the nullable operator.
next-generation
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.