IoT Products Design, Sensors, Telecommunication Gateways, Low Power Radio Networks: IEEE 802.15.4, Zigbee, Thread, Blutooth, Lora, Sigfox, NB-IoT; Electronic Products Industrialization; IEC 61508 Functional Safety HW/SW Design; Embedded Software Development; Linux Kernel & Distro Customization; Firmware Development - ARM Cortex-M & Cortex-R with or without RTOS (EmbOS, QNX, FreeRTOS, Micrium OS); FPGA Design - Xilinx ZynQ - Lattice CPLDs; Digital Signal Processing;