Sadiqul Ameen

Java Developer

Developed and maintained scalable RESTful APIs using Spring Boot and Spring MVC to support business applications.

Implemented secure authentication and authorization mechanisms using JWT and Spring Security.

Optimized MySQL database queries and improved performance through indexing and query tuning.

Applied input validation and implemented global exception handling for robust and reliable APIs.

Collaborated with frontend team to integrate React.js applications with backend REST services.

Containerized applications using Docker to ensure consistent development and deployment environments.

Performed API testing and debugging using Postman to ensure high-quality deliverables.

• Built and maintained RESTful APIs using Spring Boot and Spring MVC to support core application features.
• Implemented JWT-based authentication and role-based authorization using Spring Security to secure application
endpoints.
• Improved database query performance in MySQL through indexing and query restructuring, ensuring faster data
retrieval.
• Enforced input validation and implemented centralized exception handling using @ControllerAdvice for consistent API
error responses.
• Integrated React.js frontend with Spring Boot backend using REST APIs, supporting end-to-end feature delivery across
the application.
• Worked with Docker to containerize applications for consistent development environments across local and testing
setups.
• Tested API functionality and edge cases using Postman to verify correctness and reliability before deployment.