Backend developer focused on building reliable server-side applications with Java and Spring Boot.

I am interested in designing clean APIs, managing relational databases, and deploying services in cloud environments.

A sales analysis platform for franchise headquarters and sales managers.

• Built REST APIs with Java and Spring Boot
• Implemented JWT-based authentication and role-based access control
• Visualized franchise sales data with map-based UI
• Prepared database integration with MySQL and GCP Cloud SQL
• Designed APIs for franchise data, user permissions, and manager assignment

• Java and Spring Boot based backend development
• Relational database design with Oracle
• Cloud deployment and service operation
• Version control and collaboration with GitLab, SVN

• GitHub: github.com/jeinie