C, Spi, DHCP, SNMP, I2c, Sockets, Python, Igmp, Gdb, Uart, Gpio, Ipc Mechanisms, Yocto, Ethernet, Shared Memory, Sequence Diagrams, cross-compilation, device discovery, Integration Tests, mDNS, message queues, Networking Services, GitLab CI, interface specifications, LLDs, Git-based workflows