My first job is to do server function verification at Quanta, the main language used will be python, and I have a general understanding of the use and understanding of the peripheral components of the server. Familiar with the command usage of ipmitool and cable routing test of general network switch. My second job is to work on AIOT products in ORING Industrial, using C programming on STM32 mcu for light control (DALI/PWM) and sensor (i2c), and connecting to the communication module (on NBiot) for remote monitoring and operation. Contacted the mcu peripherals (GPIO / i2c / uart / timer) and the use process of various communication modules (AT command). Deploy aws ec2 services as mqtt/log server.