Gunasekaran.

• Developed and maintained scalable backend and client-server applications Using Java
• Participated in requirement discussions and supported feature planning and Implementation
• Implemented microservices using Apache Kafka for asynchronous communication in distributed systems • Optimized system performance using Redis caching, significantly reducing server load and improving response times
• Built and maintained automated testing frameworks using JUnit, improving test coverage and reducing manual QA effort
• Collaborated with cross-functional teams (QA, support, and developers) to debug issues and ensure stable release
• Contributed to application maintenance, bug fixing, and continuous improvement of existing systems
• Configured and maintained server components (Nginx, Apache Tomcat)
• Created and maintained technical documentation for internal tools and system Components

• Built strong foundations in Java, data structures, and object-oriented Programming
• Assisted in development, debugging, and testing of backend components
• Improved system security by optimizing thread handling and preventing data Leaks
• Supported team members in implementation and maintenance tasks

Choosen IT Engineering within IT Systems and Security specialization to acquire advanced skills in computer science and engineering. These course provides knowledge in technical optics and modern production methods.