Hello.
I am a senior Microcontroller developer and electronic engineer.
After reading your description, I am very interested in your project.
As you can see in my profile, I have developed the IoT and website , mobile app.
I can develop the PIC, Atmega, STM32, Arduino like ESP32, ESP8266, MKR1400 and designed the circuit and PCB and develop the IoT website using AWS.
I hope we can discuss the project in detail via a private chatting.
I am ready to start working immediately.
I will wait patiently for your response.
Best regards