Java Developer

Job Description

Adopting to GSDN for the World's largest retailer -Walmart helps foundational, Omni-channel, unified method for item setup and management, and helps in decreasing item setup complexities and ensures speed to market for stores and e-commerce. The GS1 Global Data Synchronization Network® (GDSN) enables trading partners to automatically share their business data with each other. This means organizations can have confidence that when one of their suppliers or retailers updates their database, their own database is similarly updated fthus. Everyone has access to the same continuously refreshed data.

Responsibilities:

·Participated in Agile Scrum methodology for application development.Analysis, design, coding, unit, and integration testing of business applications in an object-oriented environment.

·Followed AGILE (SCRUM) methodologies with sprint planning every two weeks and daily stand up meetings to monitor the status. 

·Implemented the business using Struts and Spring implementation and achieved data persistence through Hibernate ORM framework. 

·Integrated the application with Spring framework for implementing Dependency injection and provide abstraction between presentation layer and persistence layer.

·Participate in systems implementation, including maintenance, user allocation, design, coding, error removal, logic optimization, systems re-evaluation, testing, user approval, final corrections, and documentation.

·Developed business services with, JSON, XML andRestful Web Services technologies.

·Worked on AngularJS, used its two-way data binding to achieve the feedback functionality from the user 

·Involved in daily meeting with Onsite - Offshore coordination. Involved project coding phase and active member in project maintenance activities.

·Used Maven for project dependency management and Log4j for logging. Involved in activities like code review, performance improvement.

·Written application. properties to add various properties to application such as Cassandra, Oracle contact points or other file locations in the repository. 

·Standardized processes for testing Angular applications, using Karma with Mocha for unit and integration testing.

·Worked on Trade Item, Product Item publications and test in FileZilla to get response that publication is received, review, or rejected.

·Used Spring Framework with Hibernate to map to Oracle 11gdatabase and mapping using Hibernate Annotations.

·Experience in implementing using Spring MVC model integration for front-end request action  controller. 

·Spring Framework has been extensively used in all layers of the application including UI, backend and integration.

·Good Experience with Jenkins and Glu for build and deploying the projects. And, I worked on Stash Git repository software and Participate in Unit Testing and Performance Testing.

·Developed Backend Spring Jersey resources to serve the JSON data to the web interface. Developed the application using Spring boot and Maven.

·Developed Apache camel routes, JMS endpoints and used free marker to customize service responses.

·Used complete annotation approach for the Spring application development and leverage Spring profiling development and worked on Spring as Application Level framework.

·Used Web services (SOAP, Rest) for transmission of large blocks of XML data over HTTP. 

·Involved in deploying and testing the application using Tomcat Server.

·Extensively used Jenkins for continuous integration 

· Multithreading and Asynchronous coding to achieve efficiency

·Configured Struts, Hibernate framework with Spring MVC. 

·Implemented application level persistence using Hibernate and Spring 

·Implemented Spring Beans using IOC and Transaction management features to handle the transactions and business logic.

Environment: Java 1.8, Spring 3.5, Apache Camel, Tomcatserver, log4j, GIT (Stash), Source Tree, SpringWebflow, Devcenter, Jersey REST web services, Maven, SOAP UI, Eclipse Luna 4.4, Junit, Xml, Jason, Cassandra, Jenkins, Glu, Jira, DB2, putty, Angular JS, FileZilla, Junit4.

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