• Carried out responsibility of delivering the tasks including database scripts, source code and any other documents as and when required through GitHub. • Involved in building MVC Frameworks and experience in SOA by creating web services with SOAP, WSDL in self and peer-to-peer review, creating and updating technical and functional documents.• Used REST API, HTTP requests and implemented JSON format for data exchange for communication of micro services with one another.• Expertise in Spring framework extensively used Spring5.0, Spring Batch, Spring AOP, Spring JDBC templates, Multi-threading and in working with SOAP &REST Web Services.• Implemented Swagger Configuration in Spring MVC for auto generating swagger JSON files for RESTAPI calls web services (WSDL) and effectively worked with SOAP and XML, and XSLT. • Used Micro service architecture, with Spring Boot based services interacting through a combination of REST, Apache Kafka message brokers and leveraging AWS to build, test and deploy Identity micro services.• Implemented AWS solutions using EC2, S3, RDS, EBS, Elastic Load Balancer, Auto-scaling groups and used AWSSDK to connect with Amazon SQS for bulk email processing.• Used GWT and Amazon AWS (EC2/S3/EBS) for prototyping and subsequent evaluation worked on AWS cloud services for installing, configuring and troubleshooting servers using AWS Systems Manager.• Used Amazon Web Services (AWS) like EC2, S3, cloud watch and Elastic Bean Stalk for code deployment built Data Access Layer using Elastic Search for Recommendation view for repair events and Worked on deploying AWS Elastic search to monitor the state and condition of the applications.• Deploying the Spring Boot MicroServices, Java 17 to Terraform, Kotlin using building pack and Jenkins for continuous integration Spring Core Annotations for Dependency Injection Spring DI for REST and Spring Boot for MicroServices.

• Designed use cases, sequence and class diagrams, activities, states, objects and components. Used UML (MS Visio) for software design on AGILE methodology.• Written Java Script, HTML, DHTML, CSS, Servlets, and JSP for designing GUI of the application the application using Spring MVC Architecture with Hibernate as ORM framework.• Designed Frontend with in object oriented JavaScript Framework like React JS Securing the REST services using Spring Security, LDAP Basic Auth framework• Involved in multi-tiered J2EE design utilizing Spring4.0 Inversion of Control (IOC) and Hibernate upgraded Apache Tomcat 8.0 in Production servers to latest version, configured and tested successfully• Design and develop XML processing components for dynamic menus on the application developed SQL queries for retrieving data used to generate the reports.• Developed Stored Procedures and Triggers on Oracle Database coded extensively using JavaScript, Angular6.x to make rich internet web application for a Single page app• Designed and Developed End to End customer self service module using annotation based Spring Boot, Hibernate, Java Beans and J Query.• Secured the REST API services using Appeng Aluminum framework where security is provided by extending the Spring Boot framework with additional capabilities that are specific to Apple Inc.• Developed UI layer for the application using HTML5, CSS3, Angular JS and Bootstrap Handled Production defects related to ansible automation in Docker pipeline and troubleshoot system admin issues• Security vulnerability fixes on server by setting up Big-Fix, Carbon-Black, Flex-era on cloud VM, Configuring firewall settings in Google cloud platform

- Worked on the critical areas of the applications like Impersonation functionality, Internal Login page maintenance of the internal Asset Management tool which is especially designed to manage the images that are used in the application.- Involved in the integration of Struts with Spring Framework and implemented Spring MVC, Spring IoC, Spring AOP, Spring JDBC, Spring Persistence with JPA.- Developed and consumed SOAP/Restful Web Services using XML and JSON message formats responsible for the analysis, documenting the requirements and architecting the application based on J2EE standards.- Wrote the Hibernate-mapping XML files to define java classes–database tables mapping used Hibernate Template for various database update, insert, delete operations and for invoking functions, stored procedures, triggers.- Used the Angular JS tags inside the HTML page to make the page effectively and to have great user interface developed and designed new cross-browser accessible interfaces using J Query and JavaScript.- Involved in developing applications for workflow using JSP's, spring MVC, Hibernate, AJAX, JavaScript technologies using Apache Tomcat in writing JSPs, JavaScript and Servlets to generate dynamic web pages and web content.- Developing Intranet Web Application using J2EE architecture, using JSP to design the user interfaces and Hibernate for database connectivity and Rest services templates are generated using swagger2 specifications- Developing new library with Micro Services architecture using Rest APIs, spring Boot and Amazon Web services fixed the defects that are not only raised on the areas that worked but also on the entire application.- Designed the internal Login page using the bootstrap 4 and performed validations using the JavaScript created a Java bean class by using all the XML’s that are related to service and sales which typically called Java marshalling and unmarshalling.

- Involved in various Software Development Life Cycle (SDLC) phases of the project developing the applications using Java Controls, Page Flow, JSP and DB Controls (Struts).- Designing, developing, integrating, testing, troubleshooting and debugging of the embedded applications Multithreading modules in Core java understood open source frameworks along with debugging by Eclipse tool.- Utilized Spring Framework including encouraging application architectures based on the MVC (J2EE Design Patterns) design paradigm.- Implemented REST full API Web Services performed server-side programming using AJAX; j Query configured the Hibernate files for the libraries of the project.- Implemented bootstrap in designing the responsive design of the web page created wireframes in designing the structure of the project.- Involved in system design and development in core java using Collections, multithreading and exception handling performed Software Vulnerability scan and fixed Cross-site scripting, Session Hijacking, SQL injection.- Developed rich Single Page Applications, Angular-JS, J Query, AJAX, HTML/XHTML, JavaScript, CSS, and XML developed site monitoring tool to notify immediate down time or issues.- Implemented templates for different rules for accessing different applications some of the task assignment and issue tracking using JIRA.- Worked on migrating existing application from struts to Spring MVC used JSF for internal report generation by fetching data from the database with a customized view using CSS and AJAX for form processing. - Developed and maintained critical java batching application like Billing, Shipping and Returns web Application and UI development with Core java test plans and Unit Testing.