Developed a custom system using Python and Node.js to automate client application processes, built and integrated front-end components with HTML and JavaScript to enhance user experience and reduce data entry errors, deployed the system on AWS with secure configurations, and collaborated with legal teams to ensure compliance, resulting in 35% of overall cost saving in cloud computing, significant efficiency improvements and successful adoption.

Developed and optimized backend systems using Python and AWS, enhancing platform performance and scalability. Managed database operations and streamlined deployment processes with CI/CD and Docker, ensuring efficient updates and reliable system performance.

Supported backend maintenance and improvements using Python, contributing to system stability and performance. Assisted in API integration and cloud infrastructure management with AWS, promoting secure and reliable service delivery.

Gained hands-on experience with AWS services by contributing to the development and deployment of cloud-based applications, collaborated with senior engineers to troubleshoot and resolve technical issues, enhancing system performance, and participated in code reviews and Agile team meetings, learning best practices in software development and project management.

Managed product listings and inventory on Taobao Marketplace. Handled customer inquiries and provided excellent customer service, processed orders, managed shipping logistics, and ensured timely delivery. Developed marketing strategies to increase sales and expand the customer base, and utilized data analysis to optimize product listings and improve sales performance.