Spi, Linux Internals, Fpga, Freebsd, Device Drivers, I2c, Pcie, data structures, low-level systems domain, CPLD, OO Design, API interface design, hardware firmware interfaces, board system bring-up, AI-assisted tools, systems debugging

hardware abstraction layer , Algorithms, software debugging, C, Multicast, Software Architecture, Qos, Vxlan, datapath forwarding for ACLs, unicast, Mpls, FPGAs, EVPN, network processors, Embedded Systems, Oam