summary:

• Seven years of work experience in IT, which includes experience in Installation, Development and Implementation of Hadoop and Data warehousing solutions.
• Experience in dealing with Apache Hadoop components like HDFS, MapReduce, HiveQL, HBase, Pig, Sqoop, Big Data and Big Data Analytics.
• Hands on experience in MapReduce jobs. Experience in installing, configuring and administrating the Hadoop Cluster of Major Hadoop Distributions.
• Hands on experience in installing, configuring and using echo system components like Hadoop, MapReduce, HDFS, Hbase, Zoo keeper, Hive, Sqoop and Pig .
• Software developer in Java Application Development, Client/Server Applications, Internet/Intranet based database applications and developing, testing and implementing application environment using J2EE, JDBC, JSP, Servlets, Web Services, Oracle, PL/SQL and Relational Databases .
• Solid experience in design and implementation of MVC architecture such as SPRING, STRUTS and JSF.
• Experience in design, development of web based applications using HTML, DHTML, CSS, JavaScript, JQuery, JSP and Servlets.
• Good experience in recognizing and reusing Design patterns, J2EE Design patterns, SOA Design patterns.
• Well experienced in Spring framework Dependency Injection, AOP, Spring MVC, Spring DAO, Spring ORM using Hibernate .
• Good work experience with Hibernate open source object/relational mapping framework.
• Good Work experience in the development of EJB Entity, Session and Message Driven Beans , etc.
• Solid design skills using Java Design Patterns and Unified Modeling Language UML .
• Experience in working with different operating systems Windows 98/NT/2000/XP, UNIX, LINUX.
• Good expertise using the various Development tools like Eclipse and NetBeans.
• Sound Relational Database concepts and extensively worked with ORACLE, DB2. Very good in writing complex SQL queries and PL/SQL procedures.
• Possess excellent communication, interpersonal and analytical skills along with positive attitude.

Technical Skills

PROFESSIONAL EXPERIENCE:

Confidential

Big Data/Hadoop Developer April 2014- present

Responsibilities:

• Gathered the business requirements from the Business Partners and Subject Matter Experts.
• Involved in installing Hadoop Ecosystem components.
• Used to manage and review the Hadoop log files.
• Responsible to manage data coming from different sources.
• Supported Map Reduce Programs those are running on the cluster.
• Involved in HDFS maintenance and loading of structured and unstructured data.
• Wrote MapReduce job using Java API.
• Installed and configured Pig and also written PigLatin scripts.
• Wrote MapReduce job using Pig Latin.
• Involved in managing and reviewing Hadoop log files.
• Imported data using Sqoop to load data from MySQL to HDFS on regular basis.
• Developing Scripts and Batch Job to schedule various Hadoop Program.
• Written Hive queries for data analysis to meet the business requirements.
• Creating Hive tables and working on them using Hive QL.
• Utilized Agile Scrum Methodology to help manage and organize a team of 4 developers with regular code review sessions.
• Weekly meetings with technical collaborators and active participation in code review sessions with senior and junior developers.
• Used JUnit for unit testing and Continuum for integration testing.

Environment: Hadoop, MapReduce, HDFS, Hive, Java jdk1.6 , Pig, Linux, XML, MySQL, MySQL Workbench.

Confidential

Java/J2EE Developer july 2011-April 2014

Responsibilities:

• Responsible in gathering requirements from users and designing Use cases, Technical Design and Implementation.
• Extensively worked on Spring and Hibernate Frameworks.
• Worked on Front Controller, Dependency Injection, MVC, Data Access Objects and other J2EE core patterns.
• Used RAD as an IDE for developing application.
• Developed the entire front end screens using Ajax, JSP, JSP Tag Libraries, CSS, Html and JavaScript..
• Used JavaScript and JQuery for front end validations and functionalities.
• Contributed significantly in applying the MVC Design pattern using Spring.
• Developed EJB's from the scratch for communicating with remote applications.
• Implemented action Form classes for data transfer and server side data validation.
• Performed Unit Testing JUnit , System Testing and Integration Testing.
• Involved in Maintenance and Bug Fixing.
• Actively participated in design and technical discussions.
• Involved Web Service Design and Development.
• Developed web services using SOAP and WSDL.
• Application deployment is done in Web Sphere 8.5, JBoss servers.
• Involved in the complete software development life cycle.
• Involved in unit testing and user documentation and used Log4j for creating the logs.

Environment: Java, J2EE Servlets, JSP1.2 , Hibernate 4, Spring 3, RAD 7, Web services SOAP, WSDL , JUnit, SAX, XML, XSLT, HTML, JavaScript, JQuery, AJAX, CSS, Oracle9i/10g, SQL, TOAD, SVN, JDBC, ANT Hill PRO, log4J, Windows 7.

Confidential

Java/J2EE Developer Aug 2010-June 2011

Responsibilities :

• Understood the Entire AMS based application. Involved in requirement gathering, Design, Development, Programming, Deployment for AMS based application.
• Involved in Converting the Functional Design Document to Technical Design Document.
• Converted the HTML Pages to JSF Tag Specific Pages.
• Developed JSPs and managed beans using JSF.
• Developed Service layer using JDBC and injected the same into JSF managed bean.
• Implemented the JSF framework by writing Faces-config.xml and Form-Beans in the process of development.
• Implemented JSF datatable, dataScroller components to display search results and implemented the page navigation functionality in all the search screens.
• Implemented Customized and Hibernate validations in all the JSP's.
• Developed faces-config.xmls and injected the Service beans into faces-config.xml.
• Involved in writing from Services-Layer to DAO's Layer.
• Developed JSF Validators and Converters for calendar events monthly/weekly/daily date range validation, not null, length validations.
• Developed JSF navigation rules for Event create/edit/update/delete/view actions.
• Created Action Listeners and Action Events for all the JSF related Pages to handle all type of Actions.
• Involved in implementation of JSF MVC framework and developed DAO and Service layers.
• Configured JDBC Connection Pools in Web logic server for Oracle database, configured web.xml for various filter classes, listener classes and context parameters.

Environment: Java 1.5, JSF 2.0,Eclipse 3.3.2, Tomcat 5.5, Web Services, SOAP, Maven, Web logic 9.2, Oracle 9i, Oracle SQL Developer 3.0, HTML,XML , WinSCP Client.

Confidential

Java/J2EE Developer March 2009-July 2010

Responsibilities:

• Involved in various phases of Software Development Life Cycle SDLC of the application like Requirement gathering, Design, Analysis and Code development.
• Developed and designed the front end using HTML, CSS and JavaScript and Ajax.
• Developed the entire application implementing MVC Architecture integrating Hibernate and Spring frameworks.
• Involved in development of presentation layer using JSP and Servlets with Development tool Eclipse IDE.
• Worked on development of Hibernate, including mapping files, configuration file and classes to interact with the database.
• Used XML/XSL and Parsing using both SAX and DOM parsers.
• Implemented web services with Apache Axis.
• Designed and developed EJBs to handle business logic and store persistent data.
• Planned and implemented various SQL, Stored Procedure, and triggers.
• Written JUnit Test cases for performing unit testing.
• Responsible for testing, debugging, bug fixing and documentation of the system.
• Application deployment is done in Tomcat server.

Environment: Java, Servlets, Hibernate 3.2, JPA 2.0, Spring 2.5, Ajax, Oracle 10g, JMS, Eclipse 3.4, Apache Ant, Web Services, Apache Axis 2.0, WebSphere 6.1, JavaScript, HTML, CSS, XML, ClearCase.

Confidential

Java/J2EE Developer

Responsibilities:

• Responsible for writing the Design Specifications for the user interfaces and the business logic layers.
• Contributed significantly in applying the MVC Design pattern using spring.
• Developed Helper Classes and Value Objects java beans .
• Developed web application with Spring framework.
• Written ANT Build Scripts.
• Developed Hibernate Components which encapsulate the workflow logic using Websphere.
• Contributed significantly in the Optimization of the views to be used by the components.
• Developed separate module for administering the site, which generate reports for the management using Crystal Reports.
• Designed and developed File Retrieval component using Web services SOAP and WSDL .
• Developed logging module-using Log4J to create log files to debug as well as trace application.
• Implementing quality related procedures ensuring compliance to all quality standards.
• Reviewed the code and deployed the applications to Websphere application server.
• Extensively worked on Unit and Integration Testing.
• Worked on Unix Shell scripts to provide integration support.
• Worked as the production support member resolving the production issues ticketed by end users.

Environment: Spring, Hibernate, JSP, Web Services, XML, XSLT, RAD 6.0 UNIX, Oracle 10g, HTML, Websphere, JavaScript, AJAX, CSS.

Confidential

Java/J2EE Developer

Responsibilities:

• GUI development using HTML, XML, JSP, Servlets, JavaScript with the help of MVC Architecture.
• Worked extensively on the JSPs using MVC architecture.
• Responsible for writing the Design Specifications for the user interfaces and the business logic layers.
• Front-end validations in JavaScript.
• Analyzed user tasks and develop task models and usage scenarios UML .
• Prepared exhaustive test cases to comprehensively test functionality and code.
• Was closely involved with unit testing and the monitored the performance profile of the application which was one the key requirements of the project and ensured the elimination of bottlenecks both in the front end and the backend DB tier.
• Also took active part in discussions with DBAs regarding the complex database design of the application and its integration into the bureau's pre-existing database design.

Environment: J2EE, HTML, JavaScript, Servlets, JSP, XML, EJB, Oracle 8i, Web Tomcat Application Server, SQL and Oracle.

Confidential

Java Developer

Responsibilities:

• Access to this site is provided for authorized users.
• Coding using Java, JSP, and HTML.
• Developed front end validations using JavaScript and developed design and layouts of JSPs and custom taglibs for all JSPs.
• Developed the Data Exchange Objects and integrated with the Presentation layer to exchange the business data fetches the data from oracle database from the Pinnacle user interfaces Presentation Layer .
• Used JDBC for database connectivity.
• Implemented the Log4J logging component from Apache into the Application.
• Made Builds and deployed the same onto Common development test Environment, which is a Web sphere Application server Environment to verify its functional requirements.

Environment: Java, J2EE, Tomcat, JSP and Struts Framework, tiles, custom taglibs, Eclipse, SQL and Oracle.