Hello, Sir.
I can speak in English freely.
I am expert of Electrical Engineering, Electronics, Mechanic, Machine learning, Microcontroller and etc Engineer.
I have rich experiences in Bluetooth, BLE, Arduino, Raspberry, Altium, PCB, ARM and etc.
so I think I can do your project perfectly.
I am also FULL STACK web and mobile Developer.
I will provide you high quality.
Please, let's discuss the detail of your project.