•Provide part-time job opportunity for full-time students as programming tutor to help students who need help.•Tutor over 50 students in JAVA, Data Structures, Android Development, HTML, and database. 80% of my students achieved B+ or higher grades.•Develop specific lesson plans for students based on their skills and levels, created problem sets for them for better improvement.•Developed a web-based application with necessary functions including schedule an appointment, price quoting, sign up or feedback.•Use relational database with MySQL to store and retrieve customers information.•Implemented backend with Python and JavaScript.•Provide necessary maintenance for websites and applications. Give regular upgrades for feature enhancements and bugs fixing.•Communicate with customers, respond to inquiries, and provide quality services. Ensure customers satisfied.•Keep tracking with customers progress, develop or update study plans based on their progress.

•Using GPano (Python library) library to build up tools to extract the buildings from the street view of Google Map, converting the property data into labels and manually verify them.•Using Pypl (Python Imaging Library) to build up tools to extract the Lime view of the property from the street view.•Using HTML with OpenLayers (Js library), developed a web based interactive heatmap of COVID19 mobility report based on world map (HTML, CSS, JavaScript).•Use ArcGIS (geographic tool) to convert the dot to polygon of the COVID19 mobility data and mark them on the map.•Using Python to develop the tool to parse the csv data to the json tree file and visualize with D3 (Node.js). Analyze 5000 rows of data in 10 categories.

•Response to and resolve issues reported by users and testers of the new produced customized Android One system. •Improve the efficiency of In-display fingerprint’s UI display and fingerprint, decreasing the wake-up time by 2x.•Work on the Always-On-Display, optimize the waking time and transition animation when waken up.•Work closely with team members in software platform department and contribute to team planning. •Participate in future product design of Under-Display camera.•Debug and do the Android compatibility testing and run the Compatibility Test Suite (CTS) in Linux system.•Knowledge strongly applied in Linux, Java and Android system framework.

•Using Spring Framework to develop a user date interface service of facial recognition system•Use MySQL to build a database to store user’s information•Works with senior management to optimize the database to ensure the system have the ability to handle the marketing capacity.

•Programmed, Customized Android System based on the needs of customers.•Using Compatibility Test Suite to test the compatibility of firmware that was flashed to the cell phone. •Assist the development team to debug.