I have work experience on arduino, wifi, GSM, BLE, Blynk,TIVA C - tm4d123,esp8266
weather sensors like wind velocity, wind direction, rain fall, soil moisture,soil temperature, ambient humidity, ambient temprature etc.
protocols- UART,SPI,I2C,ADC,PWM,HTTP,MQTT,ftdi232
Also I design a hardware and software for agriculture IOT product, which can measure the sensure values and sends to server as well as phone using GSM/GPRS (sim900A).
PCB design experties in proteus software(schematic, layout, gerber )