
Andrzej Kuros developed and maintained embedded RF subsystem features and infrastructure across NordicBuilder/sdk-nrf and AmbiqMicro/ambiqzephyr, focusing on hardware integration, build systems, and device driver reliability. He delivered multicore remote shell enablement, front-end module initialization, and shield auto-overlay support for NRF54 platforms, using C, CMake, and Zephyr RTOS. Andrzej consolidated IPC radio samples, improved configuration management, and enhanced documentation to reduce maintenance overhead and misconfiguration risk. He tuned RF timing parameters and cleaned up deprecated build macros, demonstrating attention to hardware-software alignment and codebase clarity. His work addressed both feature delivery and long-term maintainability in complex embedded environments.

October 2025 monthly summary for zephyrproject-rtos/zephyr: Delivered a targeted build configuration cleanup by removing the deprecated NRF_802154_TX_STARTED_NOTIFY_ENABLED macro from CMakeLists.txt in the Nordic NRF driver. This aligns with current driver usage, reduces build confusion, and lowers CI risk. The change is captured in commit e5b1ff11ef0f24733c7c243b3b9d3cfcb2e03c69 (modules: hal_nordic: nrf_802154: remove setting of deprecated macro). Demonstrates proficiency with CMake-based build pipelines, Nordic driver integration, and proactive code hygiene. Business impact: smoother onboarding for new contributors, more reliable builds, and lower maintenance burden.
October 2025 monthly summary for zephyrproject-rtos/zephyr: Delivered a targeted build configuration cleanup by removing the deprecated NRF_802154_TX_STARTED_NOTIFY_ENABLED macro from CMakeLists.txt in the Nordic NRF driver. This aligns with current driver usage, reduces build confusion, and lowers CI risk. The change is captured in commit e5b1ff11ef0f24733c7c243b3b9d3cfcb2e03c69 (modules: hal_nordic: nrf_802154: remove setting of deprecated macro). Demonstrates proficiency with CMake-based build pipelines, Nordic driver integration, and proactive code hygiene. Business impact: smoother onboarding for new contributors, more reliable builds, and lower maintenance burden.
Monthly summary for 2025-05 focusing on RF subsystem reliability and developer productivity within AmbiqMicro/ambiqzephyr. Delivered a targeted RF timing configuration fix and updated documentation, strengthening deterministic RF behavior across nRF5 SoCs. Maintained clear change traceability through commits and repo-level alignment.
Monthly summary for 2025-05 focusing on RF subsystem reliability and developer productivity within AmbiqMicro/ambiqzephyr. Delivered a targeted RF timing configuration fix and updated documentation, strengthening deterministic RF behavior across nRF5 SoCs. Maintained clear change traceability through commits and repo-level alignment.
March 2025: Delivered targeted fixes and clarity improvements in NordicBuilder/sdk-nrf to enhance reliability and developer experience. Key outcomes include a corrected IPC radio configuration path for headset_dfu on nrf5340_audio and a style-compliant, clearer nRF2220ek device guide.
March 2025: Delivered targeted fixes and clarity improvements in NordicBuilder/sdk-nrf to enhance reliability and developer experience. Key outcomes include a corrected IPC radio configuration path for headset_dfu on nrf5340_audio and a style-compliant, clearer nRF2220ek device guide.
February 2025 (2025-02) monthly summary for NordicBuilder/sdk-nrf. Delivered a key feature enabling nRF21540 FEM GPIO mode on the nRF54L series, along with governance and documentation improvements to support faster adoption and maintainability. There were no explicit bug fixes documented for this month in the provided data; the focus was on feature completion and process enhancements that improve hardware integration and code review efficiency.
February 2025 (2025-02) monthly summary for NordicBuilder/sdk-nrf. Delivered a key feature enabling nRF21540 FEM GPIO mode on the nRF54L series, along with governance and documentation improvements to support faster adoption and maintainability. There were no explicit bug fixes documented for this month in the provided data; the focus was on feature completion and process enhancements that improve hardware integration and code review efficiency.
January 2025 monthly summary for NordicBuilder/sdk-nrf: Delivered production-ready NRF2220 Front-End Module (FEM) support and comprehensive documentation. Main impact includes reduced integration risk, faster time-to-value for customers adopting NRF2220 FEM, and alignment with release processes.
January 2025 monthly summary for NordicBuilder/sdk-nrf: Delivered production-ready NRF2220 Front-End Module (FEM) support and comprehensive documentation. Main impact includes reduced integration risk, faster time-to-value for customers adopting NRF2220 FEM, and alignment with release processes.
December 2024 monthly summary for NordicBuilder/sdk-nrf focused on consolidating the nRF5340 RPMsg sample into the ipc_radio component. This involved removing the deprecated multiprotocol RPMsg sample, migrating its functionality to the ipc_radio application, and cleaning up related references. Documentation and dependencies were updated to reflect the changes, reducing maintenance overhead and clarifying the IPC architecture for future work.
December 2024 monthly summary for NordicBuilder/sdk-nrf focused on consolidating the nRF5340 RPMsg sample into the ipc_radio component. This involved removing the deprecated multiprotocol RPMsg sample, migrating its functionality to the ipc_radio application, and cleaning up related references. Documentation and dependencies were updated to reflect the changes, reducing maintenance overhead and clarifying the IPC architecture for future work.
November 2024: Delivered three core feature clusters for NordicBuilder/sdk-nrf that drive reliability, scalability, and maintainability on NRF54-based platforms. 1) 802154_phy_test: Multicore remote shell enablement and RPC role handling — enable conditional APPCORE_REMOTE_SHELL on multicore devices and correct client/server role detection for the nRF54H20_ENGB_CPURAD configuration, ensuring reliable operation of the 802154_phy_test sample. 2) NRF54L FEM: Front-end module initialization and DPPI support — added initialization for NRF22xx FEMs on NRF54L, updated Kconfig for DPPI/PPIB interfaces, introduced mpsl_fem_utils_gpiote_pin_init, and aligned with nrfx changes for robust RF front-end operation. 3) Shield integration and auto-overlay build system — consolidated shield changes by removing per-sample pin-forwarder logic, deprecating explicit shield overlays, and adding auto-overlay selection with new shield support overlays and documentation for 2240/2220/21540 shields on NRF54L15DK. These changes reduce build maintenance, improve test reliability, and accelerate shield adoption across NRF54 platforms.
November 2024: Delivered three core feature clusters for NordicBuilder/sdk-nrf that drive reliability, scalability, and maintainability on NRF54-based platforms. 1) 802154_phy_test: Multicore remote shell enablement and RPC role handling — enable conditional APPCORE_REMOTE_SHELL on multicore devices and correct client/server role detection for the nRF54H20_ENGB_CPURAD configuration, ensuring reliable operation of the 802154_phy_test sample. 2) NRF54L FEM: Front-end module initialization and DPPI support — added initialization for NRF22xx FEMs on NRF54L, updated Kconfig for DPPI/PPIB interfaces, introduced mpsl_fem_utils_gpiote_pin_init, and aligned with nrfx changes for robust RF front-end operation. 3) Shield integration and auto-overlay build system — consolidated shield changes by removing per-sample pin-forwarder logic, deprecating explicit shield overlays, and adding auto-overlay selection with new shield support overlays and documentation for 2240/2220/21540 shields on NRF54L15DK. These changes reduce build maintenance, improve test reliability, and accelerate shield adoption across NRF54 platforms.
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