IoT Firmware Developer

I am in need of an expert firmware developer to work on an IoT project. The firmware will be developed for ESP8266.

Ideal Skills and Experience:
- Proficient in IoT firmware development
- Experience with ESP8266
- Knowledge in C/C++ would be a plus

The project will involve:
- Collaborating in the design of the firmware for the IoT device
- Writing efficient and reliable code to run on the ESP8266
- Testing to ensure the firmware works as intended
- Offering support and addressing potential issues post-implementation.

I'm open to any suggestions you might have regarding the programming languages to be used for this project.

I need code to upload in nodemcu esp8266
1) Anyone can connect to internet through SSD and password.
2) it will connect to all home appliances.