• Developed application utilizing Core Java, JDBC, JPA, OOPs, Spring MVC & Spring Boot for designing and developing business logics.• Modified code to clear security hotspots and other sonar failures.• Worked on JAVA 20 Upgrade for the Application code and framework to meet the business needs and security requirements.• Wrote SQL queries and Stored Procedures for data retrieval and internal conversion from the database.• Modified existing code to make it compatible for new JAVA version Upgrade.• Worked on SOAP Webservices and RESTful APIs to interact with end systems.• Utilized Maven for building and deploying applications in WebLogic server or Rancher.• Employed Git for Version Controlling.• Performed code debugging for client requests and enhancements.• Tested application performance against user requirements to ensure quality assurance standards were met.• Demonstrated proficiency in bug fixing, requirement analysis, and preparation of Technical Design andMapping Documentations.• Performed debugging of applications for troubleshooting issues with code or application design.• Designed database schemas and wrote complex SQL queries to support data manipulation requirements.• Created technical documentation including system architecture diagrams, flowcharts, and process maps.

• Provided valuable support to end-users, effectively troubleshooting, and resolving Application/API issues to minimize downtime and enhance productivity.• Worked on Change Requests and configured jobs to enable seamless Integration between various Enterprise Applications.• Performed robust Testing processes, including API testing, reducing software defects and heightened end-user satisfaction.• Prepared comprehensive Unit Testing and Regression Testing Documents.• Performed multiple Cut-Over Activities during Market Go-Live, ensuring a smooth transition.• Worked on Mapping Query Changes in alignment with business requirements.• Conducted research on emerging technologies and industry trends.• Worked closely with other developers to resolve complex technical issues related to application development.• Provided software support and general technical solutions for operational, database and security requirements in applications.