- Worked in R&D department to provide software solutions for Energy Management, Smart Building, Smart Farm, and Smart City projects- Designed and deployed Azure based cloud services, MS SQL and Blob storage to support large amount of devices data using C#.Net and Node.js- Developed data collection devices and workflow for KNX, Modbus systems with C# and Python- Generated reports and dashboards based on collected data using Power BI, JQuery, JavaScript, and RESTful API- Programmed IoT devices using different development boards, including Arduino, Seeeduino, Particle Photon, Adafruit Feather, Trinket, The Things UNO/Node (C, C++), Pycom LoPy (Python), and Raspberry Pi (Raspbian, Windows IoT)- Transferred sensor data via LoRaWan network and MQTT protocol- Created applications for Google Home to enable voice control for end devices and push notifications

- Worked on multiple research projects and collecting data from different sources- Developed Python program to collect JSON type electricity consumption data from RESTful API server- Designed and implemented methods to calculate data lost rate- Established MySQL database and designed the corresponding table structures- Imported weather station data into the database from PostgreSQL database with data lost checking- Created process monitoring script to send alert emails when data collecting program terminate- Generated MATLAB scripts for data analysis and presentation

- Developed companies web portal using PHP, HTML, CSS, JavaScript and JQuery- Developed and maintained order system, accounting system, payroll system, and event management system using PHP and MySQL- Maintained cloud server on Alibaba Elastic Compute Service (ECS)- Tested and maintained Customer Relationship Management (CRM) system