1) Arduino/ Microcontroller/Atmega/STM32/
2) Wireless Technologies (BLE, WiFi, RF, GSM, GPS, ESP32/ESP8266, nRF51,
nRF52)
3) Mobile App Development( IOS, Android)
4)proteus/multism
5) Embedded & IOT Devices
6) Electronics/ PCB design( Altium, Eagle, Proteus)
7) С/С++/ C#/ Pascal/ html/ CSS, JavaScript, SQL, Oracle
8) Autocad/ 3D design/CAD/Solidworks
9) Robotics
10) Digital electronics/Circuit