Broker en Vps Propio, nodejs, paneles de control, dispositivos Internet OF Things, Internet de las cosas y 5G! Arduino!
www.udemy.com
Anything related to mastering from 0 to 100 courses, and covering any of next boards: Esp32, Esp8266 or Raspberry 3.
I own the 3 boards, and I can use any of those in order to start my projects, any of those will be fine (since I know the way that I will connect the sensor and the board).