MSc in electrical engineering.
For backend and modern web development I focus on Python, JavaScript, Go and AWS.
I work with Linux, git and vim.
Experience in circuit and PCB design (using Altium, KiCad and EAGLE) and various microcontrollers (ARM, MSP430, AVR, 8051). Indepth C knowledge and related tooling (gcc, gdb, objdump, openocd, etc.). Many communication (SPI, I2C, UART, USB, RS485, Modbus, etc.) and RF (BLE, custom Sub-1-GHz) protocols.