Andrik focused on stabilizing the SX1268 radio initialization process in the matteocrippa/firmware repository, addressing persistent device errors during startup. Leveraging expertise in device drivers, embedded systems, and hardware integration, Andrik implemented a targeted bug fix by introducing TCXO voltage configuration and conditional startup logic in C++. This approach enabled the firmware to attempt initialization with a specified TCXO voltage, directly resolving calibration failures and device errors such as 0x20 and -707. The work improved the reliability of device bring-up and reduced the risk of field failures, demonstrating a deep understanding of hardware-software interaction in embedded environments.