• Responsible for creating efficient design and developing User Interaction screens according to the client requirements using JavaScript, jQuery, AJAX, and JSON• Used JavaScript, jQuery for making the web application user interactive.• Created XHTML pages with CSS and the Box Model. Integrated the Java code (API) in JSP pages.• Used jQuery core library functions for the logical implementation part at client side for all the applications.• Debug the application using Firebug to traverse the documents and manipulated the nodes using DOM and DOM Functions. Developed Responsive web pages.• Contacted with different customer for their requirements and modified code as the customer needs.• Involved in writing and modifying Procedure, Queries, Views & Triggers and calling them from JavaScript using the Temp Net Framework.• Produced SOAP web services for building the business application layer. • Created and enhanced several Microservices/API using Spring Boot, Swagger/Open API, Oracle utilizing approach.• Performed Tuning, Load Balancing, and optimization of WebLogic Application Server• Defined XML documents for input and output sources of Web Services. Created schema documents for XML validation and developed XML schemes.• Developed UNIT test cases using JUnit and Mockito and configured them through Maven sure fire plugins to be part of continuous integration.• Responsible for coding, testing, and documenting various packages, procedures, and functions for libraries. • Proficient in using SVN for Version Control. • Actively involved in code reviews and troubleshooting application problems, system problems or system integration problems. • Develops documentation for all applications written and augments any documentation that is lacking for existing applications or when modifications are made to existing applications.

• Design, Develop, Maintain and Troubleshoot Java based Web, Client, and Enterprise applications in at three-tier architecture.• Perform an End-to-End application development using Java, JEE, J2EE, Session Beans, Web Services (SOAP & REST), HTTP, XML and JSPs.• Worked collaboratively within a team of developers on various Java-based projects, including [specific project names or descriptions].• Documented project progress, including technical specifications and progress reports, facilitating knowledge transfer within the team.• Perform unit, system, load and stress testing on java web applications and java server-side applications.• Debug and Troubleshoot application issues at various stages of Software Development Life Cycle and fixing them.• Improve the system performance and throughput and tuning of Java applications at various stages of SDLC process.• Develop unit testing framework driven by Test First Methodology, to develop test cases using JUnit, mock objects and Easy Mock for business layers and UI layers.• Actively involved in helping the testing team for Performance testing.• Pleasant experience in working with Agile Scrum Methodology.• Fine-tuned the existing application's scalability and portability issues through redesigning.• Participated in code migration and resolving code conflicts in various versions.