IoT Platform and application API, WEB, Firmware (WIFI model, MQTT, WebSocket, minicom) integrated testing. IoT Platform and application Automation test coding (Python, Robot frameworks, Appium) IoT device Arduino (Python), Raspberry Pi (Python) operation, and a number of Sensor development experience. Git, Jenkins cloud deployment, Jira project management applications Azure DevOps application. (Pipeline, Git, VMSS, Self-host Agent, Automation test deploy) Machine learning applications on image classification or data perdition. (Python, Keras, TensorFlow, ANN, CNN) The front end (HTML, CSS, javascript), back-end (PHP), and database and integration of the full end. With Android (JAVA), IOS (Swift) APP development experience, and has done the ability to apply sensor data to the APP. Oracle Database, MySQL Database, MSSQL Applications. Linux system command line operation. With basic hardware knowledge, maintenance experience.