Hal Brodigan
Software Engineer
Portland, Oregon Area United States
Summary
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Rockstar🎓
Top SchoolHal Brodigan is a seasoned software engineer based in Portland, Oregon with 19 years of hands-on experience specializing in Ruby, Crystal, and shell tooling. He blends full‑stack and backend expertise with a strong open-source pedigree—contributing to well-known projects like RubyGems, Rack, and ruby-lang.org while maintaining security-focused tools such as bundler-audit and ruby-advisory-db. Hal’s work spans test automation, refactoring for clarity and compatibility, and pragmatic security improvements (e.g., HTTPS hardening and CVSS metadata integration). Comfortable across C code, scripts, and web interfaces, he’s the kind of engineer who cleans up edge-case bugs, modernizes test suites, and quietly improves developer ergonomics at scale.
19 years of coding experience
BS, Computer Science, BS, Computer Science at Portland State University
Stackoverflow
271reputation
4kreached
1answer
0questions
Github Skills (81)
dependency-management10
env10
tooling10
website-development10
toolbox10
testing10
rspec10
bash10
port-scanning10
padrino10
c1110
ruby10
security10
c1710
bundler10
Programming languages (24)
Github contributions (5)
rubysec/bundler-audit
Feb 2013 - Jul 2022
Patch-level verification for Bundler
Role in this project:
Backend Developer & Security Engineer
Backend Developer & Security EngineerContributions:1 release, 16 reviews, 509 commits in 9 years 6 months
Contributions summary:Hal primarily contributed to the core functionality and security aspects of the `bundler-audit` tool. They added specifications to verify gems and bundles and refactored parts of the database and CLI components. Furthermore, the user added features to incorporate and analyze advisory metadata related to the CVSSv2 scores for vulnerability criticality. Also, implemented changes to incorporate the GHSA ID for the report generation. These changes improved the overall vulnerability assessment process.
security-auditbundler-auditpatchsecurity-toolsbundler
postmodern/ruby-install
Feb 2013 - Jan 2023
Installs Ruby, JRuby, TruffleRuby, or mruby
Role in this project:Back-end Developer
Back-end DeveloperContributions:7 releases, 40 reviews, 940 commits in 10 years
Contributions summary:Hal primarily contributed to the installation and setup of Ruby and related tools. Their work involved modifying and creating shell scripts to manage Ruby installations, specifically for different Ruby implementations (e.g., JRuby, Rubinius). They added functions for handling dependencies, downloading archives, and verifying checksums to ensure the integrity of the Ruby installations. They also implemented support for caching Ruby versions, showing a focus on improving the workflow of installing different Ruby versions.
installerrubymrubyrubiniussketchup
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