Arkadiusz Bałys
Embedded Firmware Engineer, R&D Engineer at Nordic Semiconductor
Krakow, Lesser Poland Voivodeship
Summary
🤩
Rockstar🎓
Top SchoolArkadiusz Bałys is an embedded firmware and R&D engineer with 4 years' experience building wireless IoT stacks and device firmware, currently working on Matter application-layer features at Nordic Semiconductor. He specializes in IEEE 802.15.4/OpenThread, BLE, and nRF-series microcontrollers, and has a strong track record of improving Matter over Wi‑Fi, PSA crypto integration, and Zephyr/OpenThread low-level components in high-profile open-source projects like connectedhomeip and Zephyr. A master's graduate from AGH UST in Embedded Systems, he brings hands-on expertise across STM32, AVR, NXP, EFR32 and the full nRF family, plus practical skills in debugging, hardware design and SUIT DFU flows. Notably, he has a competitive robotics background—placing third in the NXP Cup EMEA finals—which reflects his sustained interest in embedded systems beyond software alone. Based in Krakow, he pairs academic rigor with production-facing contributions that make device onboarding, security, and wireless robustness more reliable.
4 years of coding experience
4 years of employment as a software developer
AGH University
Github Skills (23)
c-language10
embedded-language10
bluetooth-le10
zephyr10
proto10
iot10
rtos10
sys10
matter-js10
embedded10
cprogramming-language10
iot-devkit10
wifi10
openthread9
microcontroller9
Programming languages (4)
Github contributions (5)
nrfconnect/sdk-nrf
Feb 2022 - Jan 2023
nRF Connect SDK main repository
Role in this project:
Back-end Developer
Back-end DeveloperContributions:853 reviews, 18 commits, 221 PRs in 11 months
Contributions summary:Arkadiusz's contributions primarily involve modifying and extending Matter samples within the nRF Connect SDK. Their work includes implementing and refactoring functionalities within the Matter stack, specifically addressing issues in the Door Lock, Window Covering, and Weather Station samples. They also focused on enabling and improving features like the Bluetooth LE with Nordic UART Service, Test Event Triggers, and SUIT DFU, indicating a focus on enhancing the user experience and improving the device firmware update process. The user is focused on fixing and extending Matter samples.
connect-sdknrf-connect-sdkinfinibandlteppp
project-chip/connectedhomeip
Feb 2022 - Jan 2023
Matter (formerly Project CHIP) creates more connections between more objects, simplifying development for manufacturers and increasing compatibility for consumers, guided by the Connectivity Standards Alliance.
Role in this project:Embedded Systems Engineer / IoT Developer
Embedded Systems Engineer / IoT DeveloperContributions:62 reviews, 28 commits, 49 PRs in 10 months
Contributions summary:Arkadiusz primarily contributed to the nrfconnect platform within the connectedhomeip repository, focusing on implementing and improving Matter over Wi-Fi capabilities for nRF devices. Their work included adding Wi-Fi support to several examples, fixing 5GHz association issues, and addressing bugs in the Wi-Fi manager. Furthermore, they made improvements to the factory data support, adding features like user data and onboarding code generation. The user also worked on the PSA Crypto API integration for the nrfconnect platform and adapted existing examples to utilize this API.
connectivity-standards-alliancebuild-with-matterguidedzephyrconnectivity
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