Patrick Johnmeyer
St. Louis, Missouri, United States
Summary
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SeniorPatrick Johnmeyer is a senior legal engineer and seasoned software developer with 13 years of experience building reliable, high-quality systems across C++, embedded, and full-stack web environments. He has driven low-latency financial frameworks, led content platform architecture, and recently applies engineering rigor to legal technology at Gunderson Dettmer. Comfortable both leading teams and diving into code, he combines strong test-automation and QA instincts—evidenced by contributions to widely used projects like node-semver and the unittest-cpp framework—with practical product delivery at companies from Boeing to Sticker Mule. Based in Missouri, he brings a track record of improving software quality, handling edge cases in complex systems, and quickly learning new stacks to solve domain-specific problems.
13 years of coding experience
Stackoverflow
32,082reputation
2.1mreached
26answers
4questions
python
top-1%
reflection
top-1%
stack
top-5%
bitwise-operators
top-5%
Github Skills (25)
unit-testing10
reflection10
javascript10
c-language10
npm-cli10
python10
testing10
test-framework10
compatibility10
exception-handling10
compile10
compiler10
nodejs10
cprogramming-language10
test-automation10
Programming languages (11)
Github contributions (5)
unittest-cpp/unittest-cpp
Dec 2012 - Nov 2020
A lightweight unit testing framework for C++
Role in this project:
QA Engineer / Test Automation Engineer
QA Engineer / Test Automation EngineerContributions:2 releases, 206 commits, 58 PRs in 8 years
Contributions summary:Patrick contributed to the development of the unit testing framework by addressing issues related to compiler compatibility, time constraints, and exception handling. They implemented and maintained tests to verify core functionality, including exception handling and time-based constraints. Furthermore, the user improved the test suite, ensuring that the testing framework properly handled edge cases and maintained overall test coverage.
cppunit-testing-framework
npm/node-semver
Oct 2018 - Oct 2018
The semver parser for node (the one npm uses)
Role in this project:QA Engineer / Test Automation Engineer
QA Engineer / Test Automation EngineerContributions:9 commits, 3 PRs, 8 comments in 2 days
Contributions summary:Patrick focused on improving the quality and reliability of the `node-semver` library by adding and updating test cases. They fixed a runtime error in the CLI by addressing an undefined options issue and added tests for the CLI functionality. Additionally, they applied standard formatting to multiple test files and implemented test suites.
npmparsernpm-cli
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