architecture migration, assisting in provisioning the foundational infrastructure and CI/CD integration for production and testing environments, and planning and managing SOP deployment processes to reduce human error. Refactoring existing code, integrating design patterns to improve readability and maintainability, and designing reusable components to enhance code reusability and consistency. Summarizing the nature of the business, modularizing its business modules according to the Single Responsibility Principle, and splitting them into a microservices architecture to ensure consistency between business and modules, thereby enhancing future maintainability. Technical Skills : Java、JSP/Servlet、Spring MVC、Spring boot Maven、Gradle、 Redis