Matt Mchenry
Principal Software Engineer at Carnegie Learning
Pittsburgh, Pennsylvania, United States
Summary
🤩
Rockstar🎓
Top SchoolMatt Mchenry is a Principal Software Engineer with 14+ years building research-driven, Java and HTML5 rich-client tutoring systems, currently leading development at Carnegie Learning in Pittsburgh. He architected and maintained the Cognitive Tutor runtime and authoring tools used by hundreds of thousands of students, drove CI/build and Maven module design, and led integrations during M&A activity. His work spans from Java EE servers and data pipelines (Spark & DynamoDB) to Python problem generators and an internal Elm search tool, and he also contributes QA/test automation fixes to Elm’s core libraries. A technical lead and mentor, he manages a small team, conducts cross-cutting code reviews, and serves as a key resource for QA and customer support. Trained in computer science and philosophy at Carnegie Mellon, he pairs rigorous engineering with close collaboration with cognitive scientists and subject matter experts. Less obvious: he’s the only two-time recipient of his company’s developer of the year award, reflecting sustained impact across product, process, and people.
14 years of coding experience
BS Computer Science Philosophy, BS Computer Science Philosophy at Carnegie Mellon University
Stackoverflow
20,449reputation
2.5mreached
158answers
26questions
applet
top-5%
git
top-1%
generics
top-5%
github
top-1%
eclipse
top-1%
debugging
top-5%
Github Skills (29)
git10
github10
testing10
elm10
eclipse10
test-automation10
actionresult9
applet9
debugging9
java9
arrayobject9
c-string9
ide9
junit9
resultset9
Programming languages (15)
Github contributions (5)
elm/core
Feb 2019 - May 2019
Elm's core libraries
Role in this project:
QA Engineer / Test Automation Engineer
QA Engineer / Test Automation EngineerContributions:13 commits, 5 PRs, 18 comments in 3 months
Contributions summary:Matt's contributions center on updating and maintaining the test suite for the Elm core libraries. They've modified test files to align with changes in the Elm language and its core libraries, including adjustments for new function signatures, module imports, and deprecated features. The user also addressed issues related to the test environment, like creating a separate project for core tests and modifying the test execution script to work correctly with Elm's special dependency handling. This work ensures the continued reliability and correctness of the core library.
elmdictionaryarrayjson
jerith666/elbum-demo
Jan 2018 - Apr 2026
Contributions:87 pushes, 1 branch in 8 years 3 months
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