Josh Hinnebusch
Train Validation Engineer
Pittsburgh, Pennsylvania, United States
Summary
👤
Senior🎓
Top SchoolJosh Hinnebusch is a validation-focused electrical engineer with nine years of experience delivering vehicle- and system-level testing for rail and industrial projects, now serving as a Train Validation Engineer at Alstom in Pittsburgh. He blends hands-on EMC/EMI troubleshooting, power-quality analysis, and interface management with practical test-procedure authorship and QA improvements to move complex systems from prototype to qualified product. Josh also runs Hiney LLC, designing and shipping custom mechanical keyboard kits, and contributes embedded firmware improvements to the widely used QMK project—demonstrating a rare mix of heavy-rail systems expertise and low-level IoT/embedded firmware craftsmanship. Colleagues rely on him to bridge engineer-technician workflows, tighten requirements traceability, and translate test data into actionable remediations.
9 years of coding experience
5 years of employment as a software developer
Bachelor of Science (BS) Electrical and Electronics Engineering, Bachelor of Science (BS) Electrical and Electronics Engineering at University of Pittsburgh
Github Skills (24)
c-language10
atmel10
qmk-firmware10
firmware10
c-programming10
c1110
hardware10
keyboard10
c1710
avr10
sys10
atmel-studio10
rgb10
embedded10
cprogramming-language10
Programming languages (6)
Github contributions (5)
qmk/qmk_firmware
Oct 2019 - Jul 2022
Open-source keyboard firmware for Atmel AVR and Arm USB families
Role in this project:
Embedded Systems Engineer / IoT Developer
Embedded Systems Engineer / IoT DeveloperContributions:5 reviews, 24 commits, 42 PRs in 2 years 8 months
Contributions summary:Josh primarily contributed to the QMK firmware for custom keyboards. Their work involved modifying device descriptors, updating product identifiers (PIDs) and vendor identifiers (VIDs), and adding support for new keyboard PCBs like the h87a and h88. They also implemented new keyboard features and configuration options. The user's changes included altering matrix configurations, RGB lighting control, and integration of new hardware features.
rp2040firmwareavratmelkeyboard-support
hineybush/keyboards
Jan 2020 - Sep 2024
Contributions:57 pushes, 24 branches in 4 years 9 months
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