William Jagels
Senior Software Engineer at WorldQuant
Houston, Texas, United States
Summary
👤
Senior🎓
Top SchoolWilliam Jagels is a Senior Software Engineer with 12 years of experience building robust systems for low-latency trading and quantitative firms, currently at WorldQuant in Houston. He has a strong background in systems and operations from internships at Hudson River Trading and Bloomberg, and spent five years at GTS honing production-grade backend and infrastructure engineering. An active contributor to build tooling—most notably improving Bazel support for Boost libraries—he focuses on reproducible builds, cross-version compatibility, and test-driven refactors. Comfortable in Linux-first environments (he mentions using Arch), William blends hands-on engineering with deep systems knowledge to deliver reliable, high-performance software for demanding financial workflows.
12 years of coding experience
5 years of employment as a software developer
High School, High School at Horace Greeley High SchoolBachelor of Science - BS, Computer Science, Bachelor of Science - BS, Computer Science at Binghamton University
English, Spanish
Github Skills (6)
build-system10
c-language10
cprogramming-language10
boost10
bazel10
testing8
Programming languages (7)
Github contributions (5)
nelhage/rules_boost
Nov 2020 - Apr 2022
bazel build rules to use boost in bazel projects
Role in this project:
Backend Developer
Backend DeveloperContributions:14 commits, 13 PRs, 15 comments in 1 year 5 months
Contributions summary:William primarily contributed to the build system for Boost libraries within Bazel projects. Their work involved modifying build rules, including the use of local defines, exporting include paths, and supporting different Boost versions. Furthermore, the user refactored the implementation of the `boost_so_library`, adding more tests to verify the library builds. They also updated dependencies like ZSTD and fixed compilation issues.
bazel
Eaton-Software/messenger-home
Apr 2016 - May 2016
Contributions:34 commits, 19 PRs, 37 pushes in 24 days
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