PROFESSIONAL SUMMARY

• Over all 9 years of IT experience in Analysis, Design, Development, Testing and Deployment of various enterprise web application using Java/ J2EE Technologies and Frameworks like Spring, Hibernate and Big Data technologies like Hadoop, SPARK.
• Involved in all the phases of Software Development Life Cycle including Analysis, Design, Development, Integration and Implementation using Waterfall and Agile Methodologies.
• Proficient in using Java, J2EE Standards, JSP, Servlets, Java Beans, RMI, Web Services, SOAP, WSDL, JAXB, UDDI, XML, Java Script and DHTML technologies.
• Hands - on experience in using J2EE frameworks: Spring (MVC/ DI/ AOP), Spring Templates (Hibernate, JMS, Spring Restful), Hibernate, Web Services (AXIS & Jersey)
• Proficient in Service Oriented Architecture and related technologies: (SOA), SOAP, AXIS, SOAPUI, Postman, JSON and XML Technologies.
• Expertise in Creating & Consuming Web Services, related technologies, Frameworks & Tools: SOAP, Restful, WSDL, UDDI, AXIS and Jersey Frameworks
• Experienced with frontend technologies like HTML, XHTML, CSS, JavaScript, jQuery and AJAX.
• In depth understanding of BigData framework Hadoop and hands on experience on its various components such as HDFS and MapReduce concepts.
• Expertise in Pig Scripts, Hive Queries and efficient in using Hbase.
• Knowledge on working of Sqoop, Flume, Kafka and Zookeeper on Hadoop.
• Hands on experience on both Python & Scala in developing analytical components in SPARK and noledge on SPARK SQL, SPARK Streaming and SPARK Mllib.
• Experience in deploying business applications using application Servers IBM Web Sphere, Web Logic, JBoss and Apache Tomcat and resolving Build Issues and verifying Log4j and Server logs.
• Proficient in IDEs & Java Tools such as Eclipse, OEPE, RAD and Spring Source.
• Expertise in designing applications using J2EE design patterns like Singleton, Factory Methods, Service Locator, Adaptor, Business Delegate
• Hands on experience in developing UML Diagrams like Class, Use case & Sequence diagrams.
• Experience with unit testing using Junit and noledge of ANT and Log4j tools.
• Deploying the J2EE applications to Application Servers using Ant, Maven and Shell Scripts for creating Build Scripts.
• Good noledge in version control system tools like CVS, SVN and GIT.
• Experience in using Oracle and DB2 databases and writing SQL queries.
• Experience in working in an Onsite/Offshore delivery model.
• Penchant to learn things, Good communication skills, Hardworking and adaptable, quick learning, Self-motivated, precise and dedicated.
• Ability to manage scope, and project resources. Mentor and develop technical staff.

TECHNICAL SKILLS

Programming Languages: JAVA, C, C++, Python

Web Technologies and: Frameworks

JSP, Servlets, JDBC, Java, Java Beans, JMS: Spring 3.0, Struts, Hibernate, Web Services, SOAP, RESTFUL, AXIS, Jersey, ANT, Maven, Junit, Log4j

Application/ Web Servers: WebSphere, WebLogic, JBoss, Apache Tomcat, Apache HTTP Server

Front End Technologies: HTML, JavaScript, PHP, XML, CSS, XHTML, DHTML, jQuery

Software Methodologies: Agile/ Scrum, Waterfall

IDE: Eclipse, OEPE, RAD, Spring Source, Dream Weaver

Database: Oracle, MySQL, Microsoft Access

OS & Environment: Windows, Linux, UNIX, DOS, MAC

Big Data technologies: Hadoop, HDFS, MapReduce, Pig, Hive, HBase,Sqoop, Flume, Kafka, Oozie, SPARK(MLlib, SQL, Streaming)

NoSQL Databases: MongoDB, HBase, CouchDB, Neo4J, Redis

Design Patterns: Business Delegate, MVC, DAO, DTO, Session Facade, Singleton.

PROFESSIONAL EXPERIENCE

Confidential, Woodland Hills, CA

Java/J2EE Developer

Responsibilities:

• Worked in AGILE Methodology and involved in the project discussions.
• Responsible for designing, developing, and implementing J2EE applications using Spring framework, RESTful Services and Hibernate Framework
• Developed Spring Controllers, Service Components, DAOs, Web Services and UI Integration for processing the member request for two modules.
• Used Spring MVC Framework Dependency Injection for integrating various Java Components.
• Developed and consumed RESTful web services using Jersey Frameworks.
• Integrated the Spring framework with Hibernate ORM tool to access the database.
• Developed the DAO layer using the hibernate annotations and configuration files.
• Worked on Oracle and MongoDB databases as backend.
• Worked on Hadoop eco system components HDFS, MapReduce, Hive, Pig, Sqoop, Flume, Hbase & Zookeeper.
• Handled importing of data from various data sources, performed transformations using MapReduce, Pig, Spark and loaded data intoHDFS.
• Used the Log4j frame work to log the application errors to the error logs.
• Helped the build team to integrate the code Continuous Integration(CI) using Jenkins.
• Used GIT version controlling to maintain project versions
• Developed JUnit for Unit Testingand Mockito as Mocking framework.
• Used WebSphere Application Server as part of production implementation.
• Worked with the business team for the project requirement review & User Acceptance Testing.
• Used JAXB, JAXP for parsing auditing information in xml format.
• Used JSP, JSTL, Spring tags, JavaScript and jQuery for front end development.
• As a part of Quality assurance participated in the Code review process.
• Analyzed web applications, documented detail Test plans, Test cases and expected results based on the business functional requirements.

Environment: Agile, Rally, ECLIPSE, GIT, WebSphere Application Server 7, JAVA 1.7, Spring 4.x, Spring MVC/ DI/ AOP/ Templates, Hibernate 4.0, Web Services, RESTFUL Services, Jersey, JDBC, SQL Server, DB2, HQL, PL/SQL, JSTL, Spring Tags, jQuery, JSP, CSS, AJAX, ANT, Maven, Jenkin, UML, SPLUNK, Eclipse, Oracle, Linux/Unix, MongoDB, SPARK, Hadoop Solutions(Map-Reduce, HBase, Navigator, Oozie)

Confidential, N

Java/J2EE Developer

Responsibilities:

• Worked on various new enhancements on the system that involved requirements analysis, designing the solution, development and implementation.
• Followed Agile Methodology for application development.
• Responsible for designing, developing, and implementing J2EE applications using Spring frame work, SOAP Services and Hibernate Framework.
• Used JSP, Java Script and jQuery for front end development.
• Used Axis2, Jersey to developing and consuming Web services.
• Developed Hibernate for developing service persistence layer.
• Consumed Enterprise Web Services & generated client using Axis Frameworks
• Created WSDL and SOAP based Web services for adding, modifying and deleting trading partners.
• Helped UI to integrate the java beans data using JSTL, Spring tags
• Used ANT, Maven Scripts to build and deploy applications and worked closely with build team to resolve CI, Maven site and Report Issues
• Unit Testing Java code using JUnit and Integrating with Jenkin.
• Used SVN version controlling to maintain project versions.
• Wrote SQL queries and Stored Procedures for interacting with the Oracle database.
• Involved in migration of data from existing RDBMS (oracle) to Hive on Hadoop using Sqoop.
• Involved in testing and deployment of the application on Tomcat Application Server during integration and QA testing phase.
• Supported On call on a weekly basis as part of team on call rotation.
• Implemented tickets in production.
• Was part of production support team to resolve the production incidents
• Co-ordinate with the QA lead for development of test plan, test cases, test code and actual testing responsible for defects allocation and those defects are resolved
• Documentation of common problems prior to go-live, while actively in Production Support role.
• Supported the application in production and used SPLUNKto review the production logs

Environment: Java, J2EE 1.5, JSP, Servlets, JDBC, XML, Spring 3.x, Hibernate, Web Services, SOAP, WSDL, Hadoop, Hive, Sqoop, Jersey, Axis, SOAP UI, Eclipse, Oracle11, TOAD, JUNIT, SQL, PL/SQL, JSTL, Spring Tags, HTML, CSS, ANT, Maven, SVN, Jenkin, UML, Tomcat, Linux

Confidential, Boston, MA

Java/J2EE Developer

Responsibilities:

• Involved in Requirement gathering, Analysis, Preparing Functional Specifications, and Technical
• Specifications according to their requirements.
• Used Spring IOC, AOP and auto wiring concepts in developing the application.
• Used Spring Container to performed dependency injection.
• Used Hibernate to map the database with POJO using hbm.xml files.
• Designed the Architecture of the project as per MVC standards.
• Used Struts MVC for the developing funds module and mortgage module.
• Deployed the application on JBOSS application server.
• Used AJAX technology for creating interactive Web Applications.
• Developed SOAP message envelopes and headers using WSDL.
• Developed JSP (Java Server Pages) for orders module and Customer Service Department.
• Used Maven for build code.
• Used PL/SQL, Stored Procedures for handling Oracle database.
• Involved in Integration of all the modules and deploying them on the Application server & used JMS.
• Involved in bug fixing of various modules in the application that were raised by the testing team.

Environment: Java (JDK 1.6), J2EE, JavaScript, Spring 3.0, Hibernate, Web services (SOAP & RESTFUL), JAXB, Log4j, Oracle, MySQL, SVN, Eclipse, Junit, JSP, ANT, HTML, CSS, JSON, XML, WebSphere

Confidential, Orlando, FL

Java/J2EE Developer

Responsibilities:

• Involved in design and requirements gathering for project for further improvements and enhancements as per business requirements.
• Development of application using J2EE, Spring, Hibernate, Web Services (SOAP & REST), jQuery, JSTL, Oracle, Maven technologies
• Created business logic and application in Spring Framework, Hibernate and Annotations
• Developed the persistence logic using Hibernate and configured using Annotations
• Developed and consumed SOAP and Restful using Jersey and Axis Frameworks
• Monitored error log using Log4j and solved the problems.
• Used JUnit for testing and integration of modules.
• Used various Design Patterns like Factory, Abstract Factory and Singleton Patterns.
• Integrated the Spring framework with Hibernate ORM tool to access the Oracle database
• Developed build and deployment scripts using Maven to generate WAR, EAR and JAR files and store them on the repository, publish and deploy on the Tomcat.
• Developed java scripts for all client side validation and developed User Interface (GUI) using JSP, CSS.
• Responsible includes integration cycle and deploying application on Production server and providing Production support

Environment: Java, J2EE, CSS, Servlets, JSP, Struts, Web Services, SOAP, Hibernate, Log4j, Junit, Ant, RMI, ANT, SVN, JDBC, XML, HTML, Eclipse, Tomcat, Oracle

Confidential

Java/J2EE Developer

Responsibilities:

• Analyzing business requirements along with team lead.
• Designed necessary backend Java classes to support data access and user authorization.
• Implemented MVC Architecture using Struts Framework.
• Troubleshooting and implementing bug fixes related to client and user reported issues.
• Involved in the coding of generating the Actions, Action Forms.
• Wrote Client side validation using Struts Validate framework and Java script.
• Implemented Struts Action classes using Struts controller component.
• Wrote unit test cases for different modules and resolved the test findings.
• Developed the Servlets and Data Access Layer classes.
• Servlets and JDBC were used in retrieving data.
• Debugged and enhanced performance of the web application.
• Developed various daily jobs using PL/SQL stored procedure to update notification status in multiple tables.
• Developed high quality software solutions that satisfy our customers’ needs.
• Created technical specifications and use cases.
• Used agile development practices and work in short iterations to deliver a continuous flow of the most important and valuable features.

Environment: Java, J2EE, JSP, AXIS, Jersey, SOAP, WSDL, UML, HTML, XHTML, DHTML, JavaScript, CSS, jQuery, Rally, CSS, XML, JAXB, JAXP, Junit, Log4j, Oracle 10g, JUnit 4, Eclipse, Tomcat, WebSphere