Worked on the Samsung/TizenRT repository to enhance device reliability by addressing a deadlock issue in the rtl8730e power-saving mode. Focused on embedded systems and network programming using C within an RTOS environment, the developer removed an unnecessary socket() call from the _netlib_getipv4addr function and instead utilized netdev_ifrioctl for IPv4 address retrieval. This targeted change reduced the risk of deadlocks during power-management transitions, improving device availability in low-power states. The work demonstrated a strong understanding of low-level kernel networking and precise code modification, resulting in fewer field incidents related to power-management hangs and more robust network operations.