E-commerce System Development:1. Utilizing WooCommerce for redevelopment of e-commerce systems, including core functions such as product catalogs, shopping carts, payment processing, and order handling.2. Optimizing user experience and interface design to ensure usability and responsiveness.Integrating third-party plugins and tools to meet specific business requirements of clients.Implementing customized features and functionalities such as promotional activities, membership systems, etc., to enhance website competitiveness.3. Responsible for performance optimization and security enhancement to ensure stable operation and data security of the website.Mid-tier CRM System Development:1. Designing and implementing mid-tier CRM systems, integrating core modules including customer relationship management, sales management, and marketing.2. Developing custom modules and workflows to meet specific business needs and processes of enterprises.3. Collaborating with business departments to translate business requirements into system functionalities and features.Integrating third-party data sources and applications to achieve comprehensive data management and utilization.4. Implementing data analysis and reporting functionalities to support decision-making and strategic planning for enterprise management.

1. Built a comprehensive DSP system for online advertising, starting from requirements gathering, technical architecture design, coding implementation, to system deployment, providing the company with a complete solution.2. Managed a server cluster handling daily traffic of several hundred million clicks. By optimizing server architecture and performance tuning, ensured stable system operation, handled high concurrent access, and ensured smooth business operations.3. Simultaneously conducted research and development for multiple advertising projects, collaborated with teams, managed project progress, and delivered high-quality results on time. Through continuous research and development, developed multiple advertising projects for the company, enhancing market competitiveness and profitability.

1. Responsible for the development and maintenance of a game publishing platform, including user management systems, recharge systems, and interfaces for game events.2. Served as the technical lead for the Vietnamese market in overseas publishing operations.3. Provided platform technical support for web and mobile games locally in Vietnam.