During November 2025, Elryno contributed to the nrfconnect/sdk-nrf and Zephyr4Microchip/zephyr repositories by developing two features focused on hardware integration and shell usability. He integrated the temp_nrf5_mpsl driver for the nRF54L15-DK, registering it with the sensor API to enable shell-based sensor queries and aligning its structure with existing drivers for maintainability. In Zephyr4Microchip/zephyr, he restored the ability to hide the shell prompt, improving user experience for shell interactions. His work demonstrated proficiency in C programming, device driver development, and embedded systems, delivering targeted improvements that enhanced hardware support and developer workflows without introducing regressions.