Piotr Gołyźniak
Senior Software Engineer at Hitachi Energy
Cracow Metropolitan Area Poland
Summary
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Rockstar🎓
Top SchoolPiotr Gołyźniak is a Senior Software Engineer based in the Cracow metropolitan area with five years of hands-on experience in embedded systems, test automation and backend development. He has advanced Python and pytest expertise, having improved test frameworks and CI pipelines for Zephyr RTOS contributions and commercial projects at Nordic Semiconductor and ABB E-mobility. Piotr blends embedded C experience with cloud-native CI practices, having built REST API backends and Azure DevOps release flows for EV charger simulation. Now at Hitachi Energy, he focuses on delivering robust, test-driven software for complex hardware-integrated systems. Colleagues value his knack for hardening test infrastructure—introducing pytest plugins, timeout safeguards and file-sanitization fixes that reduced flakiness in device testing.
5 years of coding experience
6 years of employment as a software developer
Master of Science Automatics and Robotics, Master of Science Automatics and Robotics at AGH University of Krakow
Github Skills (9)
embedded-language10
embedded10
test-framework10
rtos10
pytest10
python10
zephyr10
test-automation10
testing10
Programming languages (2)
Github contributions (5)
zephyrproject-rtos/zephyr
May 2021 - Jan 2024
Primary Git Repository for the Zephyr Project. Zephyr is a new generation, scalable, optimized, secure RTOS for multiple hardware architectures.
Role in this project:
QA Engineer / Test Automation Engineer
QA Engineer / Test Automation EngineerContributions:202 reviews, 39 PRs, 200 comments in 2 years 8 months
Contributions summary:Piotr primarily contributed to the test infrastructure and test suite within the Zephyr RTOS project. Their work focused on enhancing the testing capabilities of the Twister test runner, including fixing file sanitization issues in test scripts and adding new tests dedicated to choosing binaries and sanitizing file paths. The user also introduced a pytest plugin for running tests, which facilitated communication with devices under test, and further refined the testing environment by adding timeout mechanisms to prevent issues with pytest subprocesses. The commits demonstrate a focus on improving the robustness and functionality of the project's test framework.
bluetooth-lereal-timezephyrsecuregit-repository
gopiotr/zephyr
Jul 2021 - Jan 2024
Primary Git Repository for the Zephyr Project. Zephyr is a new generation, scalable, optimized, secure RTOS for multiple hardware architectures.
Contributions:2 PRs, 226 pushes, 67 branches in 2 years 6 months
architecturesscalablegit-repositorysecuresoftware-defined-radio
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