Duy Khang 👋

• Developed and deployed interfaces for Web Portal and other company products (E-learning, Grievance, Public Tool). Enhanced API performance and reduced UI bugs by 60% through systematic error handling. • Designed and implemented multilingual menus, custom charts, and dashboards for user behavior tracking. • Integrated payment systems and invoice management features, improving financial workflows. • Applied RabbitMQ and gRPC for efficient inter-service communication in backend projects. • Contributed to Public Complaint system by developing voice-based reporting and incident tracking. • Built and maintained E-learning platform with advanced APIs, payment integration, and flashcard support. • Analyzed and designed databases for VPA project, implementing custom search algorithms and RESTful APIs. • Collaborated with clients and stakeholders, prepared technical documentation, and conducted demos for CEOs.