Marshall Pierce
Staff Software Engineer at Open source
Missoula, Montana, United States
Summary
🤩
Rockstar🎓
Top SchoolMarshall Pierce is a Staff Software Engineer with 11+ years building high-performance, distributed systems and a deep interest in "mechanical sympathy"—squeezing out hardware efficiency via SIMD and GPU while keeping abstractions safe and maintainable. Currently at Google working on protocols, security, and cryptography, he has a track record of modernizing infrastructure and coaching teams from startups to large enterprises (ClassPass, Amex, TrueVault). A prolific open-source maintainer, his performance-oriented contributions include speeding up Rust base64 decoding and clarifying HDR histogram internals for better correctness and maintainability. He combines hands-on low-level optimization with developer enablement—teaching, mentoring, and producing tooling to lift whole teams rather than just shipping features. Based in Missoula, Montana, he is selective about roles (no relocation or blockchain work) and often explores ML and bioinformatics tooling in sabbaticals and side projects.
11 years of coding experience
13 years of employment as a software developer
BS, Joint Computer Science & Math, BS, Joint Computer Science & Math at Harvey Mudd CollegeComputer Science, Computer Science at University of California, Riverside
Github Skills (12)
algorithm10
data-structures10
javas10
algorithms10
rust10
base6410
performance-optimization10
data-structure10
java10
documentation10
testing10
github7
Programming languages (15)
Github contributions (5)
HdrHistogram/HdrHistogram
Mar 2016 - Oct 2017
A High Dynamic Range (HDR) Histogram
Role in this project:
Back-end Developer
Back-end DeveloperContributions:9 commits, 6 PRs, 1 branch in 1 year 7 months
Contributions summary:Marshall primarily focused on improving the code documentation and internal understanding of the HDR histogram implementation. They added comments to explain data encoding in `AbstractHistogram`, clarifying the constraints on right-shifting operations. Additionally, they fixed Javadoc issues and added further comments for better code comprehension. Their contributions appear to be focused on code clarity and maintainability within the project.
hdr
marshallpierce/java-concurrency-examples
Mar 2015 - Jul 2019
Contributions:40 commits, 22 pushes, 1 branch in 4 years 5 months
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