SUMMARY:

• 8 Years of IT experience in developing multi - tier, client/Server applications, Web Application Development, Applications using procedural and object-oriented techniques, Data Modeling, RDBMS.
• Experience on Use-case design, Analysis Design, Object Model, and Component Model.
• Implemented Test Driven Development (TDD) in designing, developing, maintaining object-oriented applications.
• Knowledge of Agile Software Development, XP methodologies, Pair Programming and Iterative development.
• Experience in working with applications having architecture of stand-alone, two tier, and three tier or multi tier applications.
• Experience in working on longer term assignments in the in functional areas like Banking and Financial Domain, Online Content Publishing, Workflow Management and Legal Information System
• Comfortable with adapting to any OS environment and with any language, adept at learning new languages quickly and using the techniques in the most efficient manner.
• Proven experience in Internet, Intranet & Extranet applications in JAVA, Groovy, JEE, Microservices, Eureka, Zuul, Ribben, SOAP, REST, EJB, JMS, JDBC, JSP, JSF, Servlets, JAXP, XML Beans, XQuery, XSD and AJAX .
• Strong working experience in RDBMS (Oracle 10g/11g, SQL Server, DB2, Sybase.
• Extensive experience using Application servers WebLogic 8.3/9.1/10.3 , JBoss 4.0, IBM W ebSphere 8 and web servers like Apache Tomcat.
• Experienced in architecting, designing and building frameworks leveraging the capabilities of open source frameworks and tools to cut down cost and development time.
• Strong experience in open source ( Model View Controller) frameworks like Spring 3.0 (IOC/DI, MVC, Security, Transactions, AOP, JDBC Template, JMS Template), Struts, Tiles, JSF (MyFaces) frameworks.
• Extensive experience using integrated development environment like RAD 8.0, IntelliJ, Eclipse, WSAD, and Edit Plus.
• Experienced in working with version management systems like JIRA, Confluence, TFS, CVS, Clear Case, PVCS and MS Visual SourceSafe.
• Proficient with Web Services framework and writing XML based Web Services.
• An enthusiastic and goal-oriented team player possessing excellent communication and interpersonal skills with high level of adaptability.

TECHNICAL SKILLS:

Languages : Java, Groovy,C++, HTML, JavaScript, Angular, React, Karma, Jasmin, Protractor, Jest.

Enterprise Technologies: J 2EE - SOAP, REST,Java Servlets,JSP2.x,JMS,EJB 3.x, JAAS, XML, JSON.

Operating Systems: Windows, Linux, Mac OS

RDBMS worked: Oracle 11g/10g/9i/8i, SQL Server, DB2 6.1, MySQL 5.0,

Analysis & Design: OOAD using UML 2.0 & Design Patterns

Application Servers: Jboss 4.x, IBM WebSphere 8.x, RAD 8.0, Weblogic 10.x

Web Servers: Tomcat 8/9

Web MVC Frameworks: Struts 1.2.x, Spring Boot.

Development Tools: Eclipse, IntelliJ

Version Control: SVN, Git

O/R Mapping: Hibernate, Ibatis

Others : Tiles, EasyMock,Mockito,JUnit, DBUnit,Ant, Maven, npm, Webpack, Docker, Jenkins, Eureka, Cloud, Zuul, Netflix OSS.

PROFESSIONAL EXPERIENCE:

Confidential, Atlanta, Georgia

Sr Java Developer/Microservices Developer

Responsibilities:

• Providing problem analysis following any service issues to prevent recurrence.
• Designed and developed different Application Programming Interfaces like Soap, Rest, Micro services.
• Developed Rest Service to consume and provide various requirements from different sub systems.
• Developed Messaging components to send messages from one application to the other internally.
• Involved in writing complex queries for joining multiple tables.
• Involved in performance tuning of JVM and used garbage collection algorithms to increase the performance.
• Created Junit and Mock-Ito use-cases for existing spring cloud services like Edge Server, Config server, Discovery server, Discovery service and Admin.
• Developed methods for the usage of all CRUD capabilities.
• Involved in configuring the application using MAVEN.
• Developed Handlers and integrated them with some components to maintain the business logic.
• Developed Junit test cases for the Handlers.
• Used spring Batch so that the application keeps on running and return the actual, exact data.
• Involved in the migration of DB2 to ORACLE Exadata.
• Worked on Version-one to create tasks to be worked on.
• Used Agile methodology for software development.

Environment: Java/JEE, Microservices, Spring Boot, Spring Cloud, Rabbit MQ, Eureka, Zuul.Hibernate, REST, Angular, Karma, Junit, XML, WebSphere, Linux, SQL, Log4j, Maven, Version-One, Mockito, AWS,Docker, Jenkins, GitLab, JSON, Eclipse.

Confidential, Minnetonka, MN

Sr Java/J2EE Developer

Responsibilities:

• Used Agile Software Development for developing the application with clear, efficient workflow.
• Implemented Spring Boot, which includes writing Controller classes for handling requests, processing form submissions and performed validations using Commons validator.
• Contribute to code reviews and technical design/specifications.
• Integrated the application with Spring framework for implementing Dependency injection and provide abstraction between presentation layer and persistence layer.
• Designed, developed and consumed Restful web-services by leveraging Service Oriented Architecture (SOA).
• Involved in developing complex SQL and PL/SQL queries and maintaining existing procedures and functions.
• Deployed business components into Websphere Application Server and involved in transaction management and security management.
• Implemented application specified rules based on SME/BA inputs and provided jRules interfaces to execute it on Rule Execution Server and Rule Team Server.
• Developed a fully functional prototype application using JavaScript (jQuery, React.js) and Bootstrap, connecting to a RESTful server on a different domain.
• Developed the pricing and orders module pages using Angular.js and used RESTful Webservice using Rest API and the Spring Security.
• Updated the scrum in and Atlassian products like Jira, Cruciable, and Confluence.
• Used Web Services for transferring codes between carriers and the application.
• Rewrite and maintain web applications using Spring MVC, Spring Security, Spring JMS with Hibernate.
• Coordinated with testing team, development team and business team and conducted walkthrough of test plan document for review.
• CI box setup with Jenkins which enables seamless integration of TDD development.
• Involved in agile development process following Test Driven Development (TDD) by using Groovy, Junit4, Mockito.
• Followed Agile process by managing the daily SCRUM meeting.

Environment: Java1.8/J2EE, JSF, Spring 4.x(Boot, MVC, AOP, Security, JMS, Batch, Data), Groovy, Hibernate, Soap/RESTful, Linux, Json, Jira, Mockito, Junit, Micro Services, React.js, Tomcat, AWS, Oracle 11g, Eclipse, Log4j, GitHub, Pivotal, Jenkins and Maven.

Confidential, Hartford, Connecticut

Responsibilities:

• Involved in designing & developing the core architecture of the entire application.
• Contribute to code reviews and technical design/specifications.
• Implemented spring security (Spring 3.2) configuration and refactored B2B Services.
• Implemented multitier application using Spring DI.
• Implemented model-priority algorithm and generated entity classes using our business models and persisted using Hibernate ORM.
• Designed and developed MRM Structure for risk calculations.
• Used Spring Batch process to migrate our historical data to push to redundant servers.
• Designed Business logic into Complex SQL’s, Stored Procedures, functions and views.
• Designed Graphical user interface using HTML, CSS and jQuery.
• Developed the Web modules using Spring MVC and Java projects for each of the areas.
• Implemented Junit/Integration and System test suits using Groovy and Mockito framework.
• Refactored and maintained Linux based build scripts for deployment.
• Involved setting up CI build process on Jenkins for B2B application.
• Agile environment utilized Jira and subsequently Version One for story capturing/tracking.
• Involved in agile development process following Test Driven Development (TDD).

Environment: Java/J2EE, Spring, Struts, Hibernate, SOAP, Junit, XML, jQuery, Html, CSS, Java Script, Drools, WebLogic, Sybase, Linux, SQL, Log4j, SVN and Maven.

Confidential, NY

Responsibilities:

• Created Dynamic web pages using DHTML, CSS, JSP, Servlets, Struts, Spring
• Support the applications through debugging, fixing and maintenance releases
• Implemented logging and tracing using Log4J.
• Developed Message Driven Beans as Queue listeners for JMS queues.
• Created the configuration files for hibernate and spring.
• Implemented Junit test cases.
• Implemented utility classes for formatting and parsing the incoming claim records.

Environment: J2EE1.4, Struts1.2, JSP, Xml, XSLT, JavaScript, Html, CSS, Struts, Hibernate, Apache Ant 1.6.5, Oracle 9.2, JUnit, Weblogic8.1, UNIX, Windows XP.