PROFESSIONAL SUMMARY:

• Around 6Year’s of Experience as Java/ J2EE Developer, Worked in the areas of Analysis, Design, Development and Implementation phases of Object Oriented, Web based and Enterprise Data applications.
• Extensive work on Core java concepts like Data Structures(Collections),Multi - Threading, Inheritance, Abstraction, Encapsulation, Polymorphism and Exception handling.
• Expertise in development and deployment of multi-tiered web based enterprise applications using J2EE technologies like Servlets, JSP, Hibernate, Spring, JDBC,Java Beans and Web services .
• Extensive experience using Spring Framework in business layer for Dependency Injection, AOP, Spring MVC, transaction management and using Hibernate as a persistence layer.
• Proficient in several frameworks like Hibernate ORM, Spring Framework 2.x,3.x and JSF.
• Experience in implementing DAO layer using ORM tools like Hibernate core interfaces, annotations and optimization's.
• Have hands on experience using SOAP & REST - Producer / Consumer 
• Implemented REST based web services using JAX-RS,Apache CXF Framework
• Expertise in handling development, maintenance, upgrade & enhancement projects 
• Extensive experience in SQL, Stored Procedures, Functions and Triggers with data base Oracle
• Expertise in client side designing and validations using HTML, CSS, Java Script, AJAX, JSP, XML and Swing.
• Experience with Selenium Web Driver and scripting.
• Experience in using Maven and Ant for build automation.
• Good Experience in developing test cases with Junit and logging with Log4j.
• Extensive development experience on different IDE's like Eclipse, RAD for debugging and using java coding standards.
• Hands on exposure to multiple Application Servers like Web logic, Apache Tomcat and Web Sphere Application/PortalServers.
• Having very good knowledge on JSR168 & JSR 286 API’s to work with Portlets on Websphere Portal server7.x.
• Extensive development experience on different IDE's like MyEclipse, RAD and NetBeans for debugging and using java coding standards.
• Good debugging skills that deep diving into technical issues, collaborating with cross-domain experts, handling clients with different priorities and mind sets, both on-site and remote.
• Complete understanding of Agile/SCRUM with the ability to conduct SCRUM meetings, co-ordinate team activities in a strict-deadline driven environment and maintain excellent client communication.
• Diligent and highly enthusiastic professional with strong technical, analytical and communication skills.
• Import/export data from Oracle/Mysql data base to/from HDFS using Sqoop and JDBC.
• Wrote Map Reduce POC PI, Bloom Filter, Inverted Indexetc using Java API.
• Install and configur Hadoop MapReduce, HDFS and develope multiple MapReduce jobs in Java
• POC conducted for different Use cases and documented on AWS Platform(EC2,ElasticMapReduce,S3).
• Develope POC utilizing the Hadoop ecosystem such Hadoop, Hive, HBASE, Pig, Sqoop, Oozie, Hue, Zookeeperetc

TECHNICAL SKILLS:

Application Servers: Web logic, Apache Tomcat, Websphere Application/Portal server, LDAP Servers.

JAVA Technologies: Java/J2EE, Servlets, JSP,EJB,JPA, Hibernate, Spring, JDBC,Swings,struts 1.x,2.x,JSF and Portlets(JSR 168&JSR 286 API), selenium.

Big-Data Hadoop: HDFS,MapReduce,PIG,HIVE,Sqoop,Flume,Hbase,Hue, zookeeper,oozie,AmazonWebServices(AWS), R Knowledge

IDE Tools: MyEclipse, NetBeans,RAD.

WebTechnologies: JavaScript, CSS, HTML, XML, Jquery,AngularJS,

Database: Oracle,MySql,SQLSever 2012

Design Methodologies: Agile scrum, water fall

Operating Systems: Linux,Windows XP/Vista/7/8/10

Tools: Junit,Cvs,Svn,Mks,log4j,Maven,Ant,Sonar(CodeQualityCheck),ServiceNow, Tectia SSH Client, Git,CA Rally, Jenkins

Defect Tracking Tools: HP Quality Center10

PROFESSIONAL EXPERIENCE:

Confidential, Austin

Java/ J2EE Developer

Responsibilities:

• Involved in Agile Methodology with sprint cycle of 15 days
• Developed REST based services using Apache CXF.
• Used Spring Dependency Injection, spring application context features in the application.
• Implemented Spring based MVC, AOP framework.
• Involved in UI level fixes on Jsp,javascript,css,Angular js.
• Responsible for Unit Testing using JUnit Testing.
• Utilized Log4j for request/response/error logging.
• Used Winscp,Putty to monitor logs and SIT,UAT application deployments
• Involved in production bug fixes, analyzing and improving overall application performance.
• Used maven as a build tool in the application.
• Involved in creating hibernate configuration files for session factory and transaction manager.
• Created hibernate mapping files for java classes using table per class hierarchy strategy.
• Worked on persistence layer, developed hibernate DAO classes to persists objects into database
• Worked in Agile model, Conducting Daily Scrum/Stand ups, Backlog Grooming, Sprint Planning Sprint Review, Sprint Retrospective Meeting, supporting Product owner in refining and grooming product backlog.

Environment:  Java, J2EE, Spring, Hibernate,log4j, REST Services, Ant, Junit, GIT, Websphere Application server 8.x, My Eclipse8.x ,AJAX,Windows 2007.

Confidential

Responsibilites:

• Worked in Spring MVC module to develop different controllers.
• Involved WASCE Server migrations.
• I have done xml parser development.
• Involved to fix UI issues.
• Writing Testcases and tested in Dev Environment.
• Involved in developing ANT scripts as per project.
• Myself Handled All Project related Deployment in SIT,UAT and PROD.
• I am the coordinator Of Service Now tool to review all kind of deployments to my project.
• I get the requirement gathering, Estimations and developing for the project.

Environment:  Java, J2EE, Spring, log4j, Ant, Junit , SVN ,WASCE 3.x Server, My Eclipse8.x ,AJAX,Windows 2007.

Confidential

Responsibilities:

• Writing JUNIT Test cases and Test it for integration layer messages
• I configured Themes and Skins for providing look and feel for the application
• Developed JSF(Jhx) components and its validation process.
• Developed DataTable concept in JSF.
• Handling Spring IOC and AOP concepts
• I implemented validations as per business rules.
• Involved in Security problems to prevent hacking issues.
• I implemented IPC for sending data from one portlet to another portlet.
• Involved in portlet preference concept.
• Developed page-to-page communication concept using Cross Page wiring
• Adding, removing portlet creating pages and its management in websphere portal sever.
• Involved in Design documents, coding, unit testing, debugging of enhancement, bug fixing and deployment on various environments.

Environment:  Java, J2EE, JSR 168 portlets , JSF, Spring, log4j, maven, Junit , MKS,Web sphere Portal Server7.0, Rational Application Developer 8.5.1 ,Windows 2007.

Confidential

Responsibilities:

• Developed the application using Spring Framework that uses Model View Controller (MVC) architecture with JSP as the view.
• Developed presentation layer using JSP, HTML and CSS and JQuery.
• Extensively used Spring IOC for Dependency Injection.
• Used Hibernate for Object-Relational Mapping and for database operations in Oracle database.
• Created connections to database using Hibernate session Factory, using Hibernate APIs to retrieve and store data to the database with Hibernate transaction control.
• Developed several POJO class to map table data into Java Object.
• Involved in application deployment using ANT script
• Developed Server side components with using Hibernate as ORM Mapping and Spring 
• Closely worked with the QA team for testing and resolve bugs in the application.

Environment: Java, J2EE,JSP,Spring,Hibernate, WAS6.0,MyEclipe ,Ant, Junit,Oracle9i and Windows XP.