Hi, I have experience on electronic desing, GSM, GPS, WiFi, Ethernet, RS-485, UPS battery backup, LCD, TFT, usb, host usb, also experience on Altium, KiCAD, Eagle. also I have been working with different protocol, TCP, UDP, SNMP, HTTPS, SMTP. over wifi, Ethernet and GSM. hardware design multi layer, STM32, PIC, Atmel, SPI, I2C, IR, also I have experience working whit IoT Device like Temperature, humidity, GPS, Industry 4.0.