SUMMARY

• Having 11 years of experience in design, development and deployment of multi - tier, Distributed, Scalable and Transactional Intranet/Internet applications using Java/J2EE
• Expertise implementation knowledge in Core Java, JDBC, JSP, Servlet, SWING, JMS and EJB
• Expertise web application development using Spring and Struts frameworks
• Expertise UI development using HTML, Javascript, EXT-JS, Ajax, JQuery, JSON and CSS
• Strong implementation knowledge in Hibernate
• Strong database programming knowledge in SQL and PL/SQL
• Experience in various Application Servers like Websphere, Weblogic, JBOSS and Tomcat
• Hands on experience in IDE tools like Eclipse, WSAD, Toad, SQL Developer and DB2 command center
• Experience in configuration management using CVS, SVN, VSS and TFS
• Experience in various databases Oracle, DB2 and SQL Server
• Good understanding and implementation level knowledge on Java/J2ee Design Patterns like Singleton, Factory, MVC, Front Controller, Composite View, View Helper, Value List Handler, Business Delegate, Service Locater, Session Façade, Transfer Object and DAO.
• Good understanding and programming knowledge on SOAP/REST Web Services and XML parsers JAXP (SAX, DOM) and JAXB
• Good knowledge in Log4j, JUnit, Maven, Ant and Jenkins
• Good knowledge with various phases of Software Development Life Cycle process (SDLC) which includes translation of requirements into functional and technical specifications, Designing, Developing, Testing Implementation.
• Strong experience in working with agile development methodology
• Knowledge in WCS5.6 and 6.0
• Ability to work at a fast pace in a team and adapt style to ensure the project is successful
• Ability to adapt new technologies or tools easily without having much help from others
• Experience in ecommerce, health care and aerospace domains

TECHNICAL SKILLS

DBMS: Oracle, DB2, SQL serverLanguages & API Java, JSP, Servlet, JDBC, Struts, Spring, Hibernate, SQL, PL/SQL, POI, EJB, JMS, Jasper reports, UNIX shell script, Log4j, JUnit, SAX, DOM, JAXB

UI: HTML, CSS, Javascript, Ext-Js, Ajax, JQuery, ckEditor

Web Services: XML/XSD/XSLT, SOAP, WSDL

Development tools: Eclipse, WSAD, TOAD, DB2 command center, SQL server studio, StarUML, Putty, SecureCRT, Filezilla

Version Control: CVS, SVN, VSS, StarTeam

Operating System: Windows, UNIX, SOLARIS, LINUX

PROFESSIONAL EXPERIENCE

Confidential, CHICAGO, IL

Sr. Java Developer

Environment: Java1.6, Spring, JDBC, Hibernate3, JSP, Servlet, Ajax, Html4, JQuery, ckEditor, Oracle, Java Mail, EJB, SOAP web service, Rest web service, Weblogic10, UNIX, Eclipse, TFS, log4j, Ant

Responsibilities:

• Involved in client interactions, requirements gathering and preparing BRDS
• Involved in technical design and preparing DTDS
• Involved in coordinating the work between offshore team & QA and delivering it to the client.
• Involved in report UI development using JSP, html, java script & JQuery
• Involved in implementing MVC architecture using Spring MVC
• Implemented Spring-Hibernate in data access layer to access and update information in the database using Hibernate HQL, Criteria API, Cache and Named Queries
• Involved in Data extractor development to retrieve report data from a centralized database using RPM SOAP web services
• Involved in developing SOAP requests, processing soap xml responses and storing report data in result tables using RPM API, Java and Jdbc
• Involved in developing code to access a REST web service from front end and convert the response in to a JSON object to construct a tree in UI
• Involved in design & development of an editor to create/edit market commentaries
• Involved in implementing & customizing ckeditor.
• Implemented in developing report status emails using JavaEmail
• Developed and modified oracle SQL and PL/SQL scripts using SQL developer
• Involved in source code management, builds, staging and deployment in web logic
• Involved in preparing test cases and various phases of testing.
• Implemented code to copy & paste, validate & store UTF-8 special characters and currency symbols
• Implemented J2EE design patterns like Factory, Singleton, MVC pattern, Session Façade and Data Access.
• Implemented drag & drop functionality & thumbnails using JQuery
• Implemented Image upload functionality using javascript & Ajax for IE8

Confidential, Princeton, NJ

Sr. Java Developer

Environment: Java1.6, Struts, Spring, JDBC, Hibernate3, JSP, Ajax, Html4, JQuery, Ext-Js4.0, SQL server, JMS, EJB, JBoss5, Windows, Eclipse, SQL server studio, Star team, log4j, JUnit, Maven

Responsibilities:

• Involved in requirement analysis and client discussions to gather and modify business requirements
• Understanding the business requirements and developing technical solution documents
• Designed and developed dynamic and browser compatible UI using JSP, html, Javascript, Ext-Js, Ajax, JSTL and CSS
• Used different JQuery actions and methods on the html elements to retrieve and verify data appropriately.
• Designed and developed code for MVC architecture using Struts framework using Servlets, JSP, Action Form, Action Class and Action Mappings.
• Developed the application using Spring framework that leverages model view layer architecture, also configured Dependency Injection.
• Implemented DAOs to interact with database using Spring and hibernate
• Used Hibernate ORM tools which automate the mapping between SQL databases and objects in Java.
• Extensively used Hibernate in data access layer to access and update information in the database using HQL, Criteria API, Cache and Named Queries
• Developed excel reports using POI and multithreading
• Developed and modified SQL and PL/SQL scripts using SQL Server studio
• Involved in fixing bugs and implementing change requests
• Involved in parsing different types of medical documents and insert the data into database
• Developed and executed test cases using JUnit
• Implemented and consumed Web Services using SOAP and REST APIs
• Implemented auditing for Deficiencies module using Spring AOP
• Developed database cleanup and create scripts
• Involved in modifying Maven build scripts
• Implemented Log4j to log errors and messages for easy debugging
• Used JMS and EJB (MDB) for the asynchronous exchange of critical business data and events among J2EE components and legacy system.

Confidential, Princeton, NJ

Sr. Java Developer

Environment: Java1.6, Spring3, JDBC, Hibernate3, Ext-Js, JSON, Oracle10g, Tomcat6, Windows Eclipse, Oracle SQL Developer, SVN, Log4j, Maven, JUnit

Responsibilities:

• Involved in client discussions to gather business requirements
• Understanding the business requirements and developing user specification documents
• Developed UI components using EXT-JS, used components like Viewport, Grid, Panel, Form, Tree, various Data stores, Layouts, Menus, Ajax requests, JSON objects, Events, Date picker, Paging, Tabs, Sorting, Filtering, Item selector etc.
• Inserted External Style Sheets to various web pages using CSS
• Designed and implemented MVC framework using Spring and implemented DAOs to interact with database using spring and hibernate.
• Used Oracle11g database for tables creation and involved in writing SQL queries using Joins and Stored Procedures.
• Developed database migration scripts to migrate Oracle 9i to 11g
• Involved in development from scratch, workspace and debug setup
• Involved in parsing input XML files using SAX and DOM
• Implemented server side validations using java regular expressions
• Developed various types of reports like excel reports using POI API and DOCX, pdf reports using Jasper reports.
• Prepared and executed JUnit test cases
• Involved in implementing Log4j and modifying Maven scripts
• Involved in developing and configuring quartz schedulers

Confidential, NEWYORK, NY

Sr. Programmer Analyst

Environment: Core Java, JDBC, Perl, Oracle, LINUX, Putty, Struts2, HTML, XHTML, JQuery, Ajax

Responsibilities:

• Batch monitoring and maintenance
• Issue tracking and fixing with data feeds
• Involved in developing and modifying SQL and PL/SQL scripts
• Struts2 framework for the presentation layer management, client request management, Authentication, redirection, Action Mapping, and response
• Implementing Regular Expressions in Java, Javascript for input validations
• Extensive Application of HTML, XHTML, CSS for design and styling of web pages.
• Used Struts tiles for requirement specific styling of web pages
• ANT scripts, and used MAVEN 2.x tool to build and deploy J2EE Applications
• Implementation of AJAX, JSON, JQuery for create interactive Web Applications
• Involved in writing java client programs for parsing data files using SAX, DOM and upload data into database using SQL loader
• Involved in developing and modifying UNIX shell scripts using VI editor
• Used SFTP to transfer feed files to several inbound and outbound systems.

Confidential, San Diego, CA

Sr. Java Developer

Environment: Core Java1.5, JSP, Struts1.2, Hibernate3, Spring2, Servlet, JavaScript, HTML, EJB, JMS, Oracle 8i, Websphere6, UNIX, CVS, WSAD, TOAD, Putty, Filezilla, Log4j

Responsibilities:

• Understanding the business requirements and developing technical solution documents
• Involved in preparing Class and Sequence diagrams using starUML
• Involved in development, enhancement and support activities
• Involved in developing and modifying UI using JSP, HTML, CSS, Ajax and Java script
• Implemented MVC using Struts and Spring and Implemented various form validations using Struts
• Developed DAOs to interact with database using Spring JDBC
• Involved in generating pdf documents with place holders and allow users to fill them online using iText API
• Monitored and resolved bugs with data feeds
• Involved in developing and modifying SQL and PL/SQL scripts.
• Developed SQL loader scripts to load data from feed files into Database
• Used Struts Tag Libraries, JSTL, C, Bean and JSP custom tags
• Used JMS API for asynchronous communication by putting the messages in the Message queue
• Involved in Unit testing and code reviews

Confidential, San Diego, CA

Sr. Java Developer

Environment: Java1.5, JSP, WCS5.6, Struts1.2, EJB, JavaScript, HTML, Ajax, XML, Oracle 9i, Websphere6, SOLARIS, CVS, WSAD, TOAD, SecureCRT, WINSCP

Responsibilities:

• Understanding the business requirements and developing technical solution documents
• Involved in developing and modifying UI using JSP, HTML, CSS, Ajax and Java script
• Involved in developing and modifying WCS commands and implemented business layer using Session and entity EJBs
• Involved in developing and modifying SQL and PL/SQL scripts
• Used JAXB API to bind XML schema to java classes.
• Involved in performing unit and integration testing

Confidential, Lake Forest, CA

Sr. Java Developer

Environment: Java1.4, JSP, WCS5.6, JavaScript, HTML, XML, DB2 7.2, Websphere, Linux, VSS, WSADDB2 Command Center, Putty, Filezilla

Responsibilities:

• Understanding the business requirements and developing technical solution documents
• Developed UI using JSP, HTML, CSS and Java script
• Involved in developing and modifying WCS commands, Access Beans and Data Beans
• Involved in developing and modifying SQL and PL/SQL scripts
• Monitored and resolved issues with data feeds
• Developed UNIX shell scripts to import/export feed files and notify failures
• Involved in maintenance, enhancement and development
• Prepared test cases and involved in Unit and integration Testing

Confidential

Java Developer

Environment: Java, JSP, Struts, EJB, HTML, JavaScript, XML, Oracle 8i, Windows

Responsibilities:

• Understanding the business requirements and modifying user specification documents
• Developed UI using HTML, Java script, CSS and JSP
• Implemented MVC using Struts and implemented form validations using struts and Javascript
• Developed DAOs to interact with database using java, JDBC
• Involved in development of business domain layer using session and entity EJBs
• Prepared manual test cases and involved in Unit testing