PROFESSIONAL SUMMARY:

• Having 14.5+ years of extensive experience in Enterprise and eCommerce application in retail/wholesale, telecom and manufacturing
• Extensive hands - on development experience in Oracle Commerce Suite ( Confidential /Endeca)
• Having hands-on experience in architecting enterprise and eCommerce Application
• Extensive Knowledge of Software Development quality processes according to SEI-CMM Level 5
• Hands-on working experience in Confidential -Commerce, Personalization, Scenario, Confidential Merchandizing/ Content
• Administration, Endeca Core Implementation, Endeca Experience Manager
• Extensive hands-on experience with J2EE/JEE - using Core Java, Struts 2, Hibernate, Spring Framework, EJB, JPA, JMS, JDBC, Jasper
• Having extensive working experience in SOA architecture and UI implementation using SOUI
• Having extensive experience in developing integration modules with various cross-platform applications
• Having good UI development experience using JQuery, CSS, HTML 5 and Angular
• Extensive web service development experience using SOAP and REST approach
• Extensive working experience in Web Logic Server, JBOSS and Apache/Tomcat Server Platform
• Extensive Experience using database servers Oracle, MS SQL Server, Postgres, PL/SQL and tools like Toad/SQL Developer
• Hands-on experience with performance analysis using tools like JMeter , Selenium and have familiarity experience using cloud based testing tool like Sauce Labs
• Hands-on experience in code quality and coverage tools like PMD, Find Bugs, PiT Mutation Testing , Check Style, Sonar and Clover
• Extensive working experience with Unit, System and Integration Testing and Test Driven Development methodology
• Extensive working experience in software configuration management using CVS , VSS , PVCS and very good knowledge of Automating Build Management using Maven
• Extensive experience in Agile based development environment
• Having extensive experience handling business requirement and converting them to technical specification, and providing and architecting solutions
• Having extensive experience working with globally distributed teams and leading technical team.

TECHNICAL SKILLS:

Operating System: MS-Windows XP/Server Family, Linux, Unix.

Design: Methodology/Pattern and OOAD, MVC Architecture, SOA, Sofea, TDD

Frameworks eCommerce Platform: Oracle Confidential 9-11, Endeca 3 onwards, Lucene Search, Confidential DUST

Java Platform: JAVA till 7, J2EE/JEE, JNI, EJB, Servlet, JSP, JSTL, JAX-WS 2.0, JDBC, JAXP, JPA, Maven2/3,

Internationalization: I18n, Log4j, Struts, Spring, Hibernate, JSF, Apache Confidential, SOAP Services, Tibco EMS

XML Technologies: XML, XSL, XSLT, DTD, CSS, Schema, DOM/JDOM/SAX Parsers, Xerces Parser, SOAP, DOM.

UI Technologies: Java Script, VB Script, CSS, YUI, JQuery/JQuery Mobile, HTML5, Angular, JAWR

Application/Web Server: BEA Web Logic Server till 10g, IBM Web Sphere 5.x-6.1 /MQ, Apache, Tomcat Server, JBOSS 4.2/5.1.2 Application Server, LDAP server

Databases/Tools: Oracle till10g, MS SQL Server, Postgres SQL 7.3.4-8.2, Toad, PL/SQL, DDL Scripts

IDE: Microsoft Visual Studio, Eclipse, Net Beans

Performance and Testing: JMeter, JProfiler, VisualVM, Mockito, Easy Mock, JUnit, Selenium, Sauce Labs Version Control, Build and CMS CVS, PVCS, SVN, Jira, MKS, Fisheye, Jenkins

Tools: Case Tools Rational Rose (UML) Enterprise Edition, Visio, StarUML.

Others: DOORS 7.1, Crystal Reports 10-11, QAC 5.x, XML Spy, Nullsoft Scriptable Install System (NSIS), Autosys, Wily Moitoring, Confluence, FishEye, Foglight.

PROFESSIONAL EXPERIENCE:

Confidential

OracleATG/Endeca/JEE Lead Developer/Architect

Responsibilities:

• Serving as Lead Oracle Commerce Developer/Architect for globally distributed team with resources from US, Canada and Asia
• Heavily involved in business requirements, analysis, design and development
• Key contributor to architectural decision, security overview, code reviews, performance and automation
• Played hands-on role in laying down Confidential and Endeca architectural/infrastructure in Confidential
• Hands-on development in key Oracle Commerce area like Confidential, Profile Management, Shopping Cart, Pricing, Order management
• Developed in-house ETL process to integrate various enterprise systems with Confidential and finally feed into Confidential via Automated deployment process for customer, product catalog and various other data sets.
• Developed various Confidential -REST based service around Order, Profile, Shopping Cart, Product Catalog
• Worked on extending Pricing Engine, PaymentGroupFormHandler, ShippingGroupFormHandler
• Customizing commerce pipeline and also developed various other pipeline processors as per our requirements.
• Worked on extending product catalog, order and commerce item.
• Worked on extending REST pipeline and developed custom Input/Output customizer’s for JSON/XML and binary data
• Implemented dynamic targetters for digital contents also developed slots.
• Extensively worked on integrating Confidential with Endeca, laying our Endeca record structure, developing search and navigation module using Endeca navigation API.
• Wrote handful of Endeca Experience Manager cartridge for product recommendation
• Wrote numerous custom Property Accessor for customizing Confidential /Endeca records
• Configured Relevancy Ranking for search and installed and configured Relevancy Ranking Tool for business.
• Implemented Dimension Value caching for Confidential /Endeca
• Installed and configured Confidential and Endeca and did multiple upgrade from Confidential 9 through 11 (in progress)
• Developed Jasper reports in PDF/Excel/CSV formats
• Developed and integrated with SOAP based services using Spring/ Confidential and other JEE technologies
• Worked on developing JSP/DSP based UI and also on SOUI using HTML5, CSS 3 and Angular
• Worked on JMeter based performance suite, JVM/GC fine-tuning
• Developed Spring/JPA based data extraction modules
• Exposed Confidential Product Catalog to other in-house systems using Spring/REST/JPA
• Participated in designing and helping on automation suite using Selenium and cloud based solutions like Sauce Labs.

Confidential

Sr JEE Developer/Lead Developer/Tech Lead/Architect

Responsibilities:

• Developed web/desktop application using J2EE/JEE technologies
• Worked extensively on Spring, JPA, Struts for developing web applications
• Worked extensively on developing middle layer, DAO’s and services (HTTP Invoker/REST) services using Spring
• Developed web services using Apache Confidential
• Developed various service contracts using JAXB
• Worked extensively on developing reporting modules using Jasper/iText and Crystal Reports
• Developed Desktop application using SWT and installer using NullSoft
• Developed UI using various approaches - plain JSP, AJAX based pages, JSON based UI Clients
• Worked extensively on developing UI using HTML, Java Script, JQuery, CSS, and various JQuery plug-ins
• Contributed very closely on implementing key quality process as per SEI-CMM level 5 and Six Sigma
• Lead development team upto size of 15 engineers
• Member of technical architectural council