SUMMARY:

• 10 years of extensive experience in Java / J2EE and Linux/Unix technologies on various application and web servers. Experience in multiple domains Retail and merchandising, Biometric, Trading and Finance, Ecommerce and supply chain management.
• High and complex BigData Analytics system expertise in multi - tenant and region based systems using Hadoop, HBase, Hive, NoSQL, Leveraging with Cloudera and Hortonworks BigData Vendors.
• Expertise in developing Web based Distributed, Front End applications in a multi-tier architecture using Java, J2EE, HTML, JavaScript, Web services, Ajax, JQuery, DWR, JSP, Servlets, JSF, CSS, JavaBeans.
• Deep Knowledge in designing and developing enterprise applications using J2EE Middleware technologies, EJB 2.1, EJB 3.0, Struts 1.2/2.0, JDBC, JNDI, JMS, JAXB, SAX/DOM, Web services.
• Strong Knowledge in the development of Object Oriented and distributed applications.
• Expertise in design patterns including Front Controller, Data Access Object, Session Façade, Business Delegate, Service Locator, MVC, Data Transfer Object and Singleton.
• Extensive experience in Struts framework, JSF Framework, Hibernate framework, and spring framework.
• Developed MVC framework using Struts and Spring, JSF.
• Experienced in various components in spring such as IOC, Web module and JDBC.
• Used Hibernate 3.0, Toplink as an ORM Tool to access Database.
• Expertise in XML and related technologies like XSL, XSLT and JAXP (SAX, DOM) parsers.
• Hands on experience in Java Web Services using SOAP, WSDL, Jersy and CXF Frame work as well as developing APIs for REST web service calls from scratch.
• Expertise in implementing web applications using IBM Websphere 6.0/6.1, JBoss 4.0/ 5.x / 6.x/ 7x, Web Logic, Apache Tomcat Server.
• Good working knowledge of ANT, MAVEN.
• Experienced in generating logging by Log4j, SL4j to identify the errors in production test environment.
• Proficient with various J2EE IDE’s like, WSAD 6.0, Eclipse 3.2/3.4/4.0, Netbeans 6.x/ 7.x and JDeveloper.
• Strong Experience in database design using PL/SQL. Wrote Stored Procedures, Functions, Cursors, Triggers and strong experience in writing complex queries, using Oracle 8i/9i,10 DB2.
• Expert in various Agile methodologies viz., Incremental, FDD, Iteration methodology,
• Strong experience with JUnit, Automation Testing, Selenium Web Testing in performing unit test and determining the application functionality. Involved in Unit Test case authoring.
• Experience using Java Platform, Enterprise Edition (Java EE) 5/6. Experience with PVCS, CVS, SVN, Clear case, Perforce, Git stash and CVS versioning tools.
• Experience in working with different operating systems Windows 98/NT/XP/7, UNIX.
• Strong experience in different phases of Software Development Life cycle (SDLC) including Design, Implementation and Testing during the development of software applications.
• Knowledge on Jenkins.
• Experience in 24x7 On call support, involving troubleshooting, Incident diagnosis and problem resolution. Expert in Root Cause Analysis, overall systems testing and migration of platforms and applications to production.
• Effective communicator with strong architectural skills, hardworking and a good team worker.
• A Quick learner and can adapt quickly to the emerging technologies.

TECHNICAL SKILLS:

J2EE Technologies: Struts 1.x/ 2.x, Spring 2.x/3.x/4.x, JSF 1.x, EJB 2.x, Hibernate 2.0/3.0, JDBC 2.1/3.0, Servlets, JSP, JNDI, JMS, Junit, JAXB, JAXP, REST, Web Services, Enterprise Beans, SOAP, RestFull Services, JSON, XML/XSD/ XSLT.

Languages: Java, C/ C++, Pro*C, Javascirpt, VBscript, PLSQL, C#, Shell Script. Bash.

SAAS/SOA/ Middleware/ Framework/Suites: EJB, Enfinity ESB, Messaging APIs, Oracle SOA Middleware, BPM, Fairlogix (Travel GDS) middleware, Apache Axis, Webservices, SOAP, XML, XSLT, Restful, Android Tools, XCode.

Database: Oracle (8.1, 9.2, 10.1.3, 11.1), MySQL, PostgreSQL, SQL-2000, MS-Access, derby.

Servers: Web logic, Web sphere, JBOSS, Entity Server, Apache Http(1.x, 2.x), Apache Tomcat, Oracle 10.1.2.0.2 and 10.1.2.2.2 Middleware Infrastructure Server, Oracle Application Server 10.1.2.0.2 and 10.1.2.2.2, Oracle Application Server 10.1.3, Oracle Form and Reports.

ORM: Hibernate, Rational Rose, Toplink.

Operating System: Unix, Sun Solaris (8, 9, 10), Confidential -UX, IBM-AIX, Red hat Linux 4.0, 5.0, Oracle Red hat 4.4, Win 2003/XP/2000/NT/98

Framework: Spring, Struts, Maven, Jibx, Jaxb, DWR, Hodoop, Enfinity Framework

Web Technologies: XML, XSLT, HTML, Adobe Flex, AJAX, Java Scripting, VB Scripting, Applet, JSP/Servlet, Flash

Design & Analysis: Astah UML, Altova UML, OOP modelling, Rational Rose, Visio, Visual Paradigm, etc.

Methodologies: Agile, RAD(DSDM), Waterfall, CMMI practices

Languages: English(Fluent), Japanese(Conversational), Hindi(Fluent)

PROFESSIONAL EXPERIENCE:

Confidential

Senior Technical Lead

Responsibilities:

• Involved in design discussions, estimations and team meetings.
• Decision analysis of Technology Framework selection and prototyping.
• Implemented the Hadoop box system based on Cloudera and Hortonworks.
• Involved in developing business logic and Database DAOs, HBase/Hive Region server Development.
• Involved in design discussion and development of Data Analytics structure of the Data Information.
• Developed the business logic and DAO layer using Spring
• Involved in Design and Development of Liferay 6.1 Portal and Portlet.
• Development of Agile user stories and sprint development.
• Used the RestClient for testing the Restful web services.
• Written the Test cases for Endpoint (Restful web services) using Jmeter.
• Salesforce Integration in Application and import user information.
• Written the Junit Test cases using Spring Mock.
• Development for Portlet UI with CSS, HTML and JQuery, Angular JS.
• Development of JQuery Mobile Interface for WAP users.
• Performing the code coverage using emma tool.
• Build and deploy the application using Maven.
• Performing the Continuous Integration Build and deploy using Jenkins.
• Actively involved in analysing and fixing the defects.
• Followed the Agile methodology

Environment: Java 1.7, Spring3.x, Tomcat 7.x, Liferay 6.0/6.1, Redhat Linux, Eclipse 4.x, Hadoop, Hbase, Hive, flume, River Muse, Sales force, GWT(Google Web Toolkit), MangoDB, JSP, JSTL, Servlet, SVN, JQuery, JQuery Mobile, Maven, Javascript, CSS, HTML, JUnit, Spring Mock. JMeter.

Confidential

Senior Technical Lead

Responsibilities:

• Involved in Development of the Border Control Security and Public Division Security Applications.
• Involved in Design, Discussion, estimation and Deliverables of Application.
• Integration and Design of Complex algorithm of Biometrics and Multi-Biometrics Applications.
• Technical Guidance and of the applications.
• Involved in Development of Jboss server based Biometric matcher provider.
• Spring Beans and Development, Design of IOC (Inversion of Control) based Service Web Services.
• Implementation of JMS Messaging system with XML Payload Receivable.
• High Transaction Management and Volume management Report exports.
• Used the RestClient for testing the Restful web services.
• Written the Test cases for Spring WEB URI, Endpoint (Restful web services) and Test through Jmeter.
• Hardware Estimation and Resizing Discussion and Server Suggestion.
• Written the Junit Test cases using Spring Mock.
• Development of Android/ IPhone Mobile Apps for WAP users.
• Web UI Development based on HTML, CSS, JQuery, Javascript.
• Build and deploy the application using Maven and Ant Script.
• Performing the Continuous Integration Build and deploy using Maven Continuous Integration.
• Actively involved in analysing and fixing the defects and doing Cause of Analysis.
• Log4j and Sl4j implementation as logging framework.
• Followed the Waterfall methodology

Environment: Java 1.6, XML/XSD, Redhat Linux, Eclipse 3.6, EJB 3.0, JBoss 5.x/6.x/7.x, Spring 3.x, Xwork, Log4j, SOAP, WSDL, Oracle Database 11G, Plsql, Maven/ Ant Script, Maven CI, JAXB, JIBX, JMS, WAP, Google Android SDK Tool, XCode, IOS, JQuery, JQuery Mobile, Javascript, CSS, HTML.

Confidential

Sr. Software Engineer

Responsibilities:

• Gap analysis of Custom product and Oracle Suite (Retek) of the product for implementation.
• Involved in planning, designing and implementation of Oracle Retek Suite RMS, RPM and SIM.
• Design, Development of the customized ETL interface of Pro*C interfaces and Scheduling.
• Involved in Design, Discussion, estimation and Deliverables of Application.
• Implementation of Integration interfaces between different set of the Oracle Retek Products.
• Technical Guidance and of the applications.
• Oracle Application Server and Oracle Financial server’s integrations.
• Design and Development of Java Interfaces between POS Customization.
• Hardware Resizing and Estimation of multi rack Solaris Servers.
• Database Design and Data Architect as for Requirement of the Application.
• PLSQL triggers and stored procedure development and calibration.
• Stores RFID and RMS, RPM, SIM and WMS integration and Development.
• Account Payable and Account Receivable Interfaces Integration with Oracle Suite.
• Scheduling ETL/ OLAP Data Import and Exports.
• Data Migration and Scenario case design and test.
• Preparation of Test cases and Performing test cases.
• Written the JUnit Test cases.
• Build and deploy the application using Ant Script.
• Actively involved in analysing and fixing the defects.

Environment: Java, XML, putty, Pro*C, WinXp, Solaris 9, 10, Eclipse 3.3, RFID, WAP, BPM, Oracle Retail Suite products (RMS, SIM, RESA, RWMS, RPM) - Version - 12.xx, POS-360Commerce, Ant Script, Oracle Application Server 10.1.2.0.2, 10.1.2.2.2 and 10.1.3, Oracle Database 10g, Oracle 10g Forms & Reports, Pl/SQL. JDeveloper.

Confidential

Senior Software Engineer

Responsibilities:

• Involved in Design, Development of 360Commerce Product.
• Involved in Specification Design and Prototyping of Product.
• Testing JPOS based hardware and integration with Retail Framework.
• Demonstration and Presentation of the Retails Products (RMS, 360Commerce)
• Implementation of Integration of the RMS and 360 Commerce Products.
• Design and Development of Desktop Swing based POS Product.
• Customize 360Commrce product and Implementation.
• Written the Test cases for Production Testing.
• Hardware Estimation and Resizing Discussion and Server Suggestion.
• Build and deploy the application using Ant Script.
• Actively involved in Analysing and fixing the defects.

Environment: Java, XML, Swing, WinXp, Redhat 4.4, Eclipse 3.0, 360Commerce (Base product), RMS, Ant Script.

Confidential

Consultant

Responsibilities:

• Involved in Team Discussion, Design Architecture and Specification Design
• Involved in defining Specification and module adjustment for product.
• Design and Development of BPMN based Development for Intershop Ecommerce.
• Development of ISML, HTML, and CSS based Web UI Development.
• Involved in Technical Design specification Discussion and Development and Coding.
• Oracle Database Design and Development and preparation Schemas.
• Writing PLSQL stored procedure, triggers and cursor Development.
• Performance Tuning and fixing performance issues with Product.
• Writing SOAP based Ariba Product Punch-outs Third Party Servers.
• Design and Development based on Intershop’s Java Piplet Framework.
• Design Web UI Development HTML, CSS and JQuery.
• Involved in UML Based Design Development of Architecture.
• Writing SAX/DOM Parsers as per requirements.
• Test Case and Bugs Tracking through Confidential Mercury.
• Third Party integrated Web sphere Application Development.
• Ant and Build script development for build, deploy and development.
• Bug fixing, tracking and doing cause of analysis.
• Followed the Waterfall methodology

Environment: Intershop Enfinity Server 6.0, Websphere, SOA, SASS, Ariba, Oracle, Java, ISML, Rational Rose, JavaScript, XML/ XSD, CSS, Javascript

Confidential

Software Engineer

Responsibilities:

• Involved in Design, Discussion, estimation and Deliverables of Application.
• Engaged in design development of Business-to-Business Apache Axis 1.4 Web services.
• Fairlogix JAXB POJO to XML and XML to POJO Development.
• Integration of Fairlogix source information from Travel GDS system like, Worldspan, Sabre.
• Development and design of the Web UI extensively using Javascript, CSS, HTML and Flex.
• Jboss Application server based Development of the Server side complex source code.
• Involved in JSP, AJAX, DWR and Hibernate based Development, Integrate and Summarize Results.
• Flex based map development and integration with JavaScript framework.
• Implementation of JMS Messaging under Jboss.
• Struts based development action handler and request development and design.
• Developed validator framework for server side validation and JavaScript for client side validation.
• Written the Junit Test case and execution of Test cases.
• Server Thread optimization and Development coding and Performance Tuning.
• Written EJB 2.1 based Enterprise beans session and stateless beans.
• Web performance tuning and algorithm design to decrease response time.
• Agile FDD based design and review, coding and development.
• Build and deploy the application using Ant Build.
• Actively involved in analysing and fixing the defects.
• Followed the Agile methodology

Environment: JSP, Axis 2.0, Java, Adobe Flex, JBOSS, MySQL, JavaScript, Ajax with JavaScript, web services, FairLogix, Hibernate and XML/XSL, based on agile methodology.

Confidential

Software Developer

Responsibilities:

• Involved in Development of the Money Market Tender Product Development.
• Involved in Design, Discussion and Specification preparation.
• Integration and Design of Complex algorithm of Debt Products.
• Writing FIX Protocol based Financial Information exchange.
• Involved in Development of Websphere Application server Application.
• Written the Test cases for Endpoint (Restful web services) using Jmeter.
• Build and deploy the application using Ant Build.
• Actively involved in analyzing and fixing the defects.

Environment: Financial & Trading Solution, Web Solution, Webshpere, IBM MQ

Confidential

Software Developer

Responsibilities:

• Involved in Design, Discussion, estimation and Deliverables of Product.
• Transformation of Business case and calibration to the Weblogic.
• Design and Development of Java, JSP, Servlet based UI Development.
• Enterprise beans 2.0 Development and Design.
• Development of Sever algorithm for Transaction management and Accounting.
• Written the Junit Test cases execution of Test cases.
• Build and deploy the application using Ant Build.
• Actively involved in analysing and fixing the defects.

Environment: JSP, Servlet, EJB, DB2, WebLogic Application 6.0

Confidential

Software Developer

Responsibilities:

• Created Ui components using JSPs, HTML, and JavaScript.
• Coded for Sitemap, Ps and feedback modules.
• Developed Data Migration and Broken URL components.
• Developed JSP, Servlet and URI to handle web request.
• Developed a persistence layer using ORM Hibernate for transparently store objects into database.
• Executed Sql scripts using Toad and Involved in unit testing.

Environment: Win NT as operating system, JSP, java, JDBC, JavaScript, Html, Oracle.