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Sr.java Developer,resume Profile

Summary:

  • Over 9 years of Extensive and Progressive Information Technology experience in the areas of Analysis, Design, Coding, Testing, Implementation, Production Maintenance Support , Documentation of Client/Server, n-tier and Legacy Applications using J2SE Core Java and J2EE Architecture
  • Expertise in Web and Applications development using J2SE, J2EE, Tomcat, Web logic, Web Sphere in Windows and UNIX Environment.
  • 4 yrs of experience with Flex to design RIA Rich Internet Applications using MXML and Action Script.
  • Experience in flex development with MXML, Action Script and Data Services.
  • Experienced in coding CSS for browsers and Flex Applications.
  • Profiled the applications compiled for flex 3.0 and 4.5.
  • Working experience in designing applications using Object Oriented Methodology OO Programming , creating Design Patterns Singleton, MVC, Template, Value Objects, Business Object, Application Controller, DAO, Composite View etc .
  • Experience in developing applications using open source technologies like Struts, J2EE, AJAX, and JSF.
  • Experience with Oracle SQL queries , stored procedures using PL/SQL.
  • Good knowledge and hands on experience in writing and executing test cases, for Unit Testing.
  • Good Programming knowledge on HTML5, Ext JS.
  • A dedicated team player with excellent communication, organizational and interpersonal skills and presentation skills. Very quick to adapt to new changes and able to learn new technologies in a very short time for maintaining productive work relationship with Management, Clients and Team Members.

Technical Summary:

Internet Technologies : J2EE, Servlets, JSP, JDBC, Struts, JSF, XML.

Application Servers : WebSphere, BEA Web Logic, JBoss.

Web Server : Apache Tomcat

Operating Systems : Windows, UNIX, Linux.

Languages : Java, C, C , SQL and PL/SQL.

Web Development : HTML, XML, XSL, AJAX, JavaScript.

Database : Oracle 8i / 9i, Oracle 10g, Sybase.

J2EE Technologies : EJB, JSPv2.0, Servletsv2.x, JMS, JDBC, JNDI.

Patterns and Framewok : Struts Hibernate.

IDE : RAD v.7.0, Eclipse3.2, Toad 8.0 for Oracle.

Middleware : MQ Series.

Professional Experience:

Confidential

Role: Sr. Java Developer,

Responsibilities:

  • Understanding functional specifications, designing, and creating custom solutions to match the requirements.
  • Analysed the requirements and designed class diagrams, sequence diagrams using UML and prepared high level technical documents
  • Developed a prototype of the application and demonstrated to business users to verify the application functionality.
  • Developed and implemented the MVC Architectural Pattern using Struts Framework including JSP, Servlets, EJB, Form Bean and Action classes.
  • Implemented server side tasks using Servlets and XML
  • Building Backend Restful Services for UI to retrieve or save data.
  • Handled performance issues and worked on background job which executes huge records.
  • Developed application which handles web securities like cross site scripting etc.
  • Actively involved in creation of database, modified tables, triggers, and store procedures to clean and validate the data to meet the company specifications.
  • Developed user module which shows learning plan content courses, programs etc using Flex and JavaScript.
  • Involved in documentation, review, analysis and fixed post production issues.
  • Maintained the Production and the Test systems.
  • Worked on bug fixing and enhancements on change requests.

Environment: Java, JDK 1.5, JSP, Servlets, spring, JMS, Oracle 10g, ANT, Log4j, Eclipse CVS, Web Services REST Tomcat 5.5, Maven, HTML, CSS, XML.

Confidential

Sr. Java Developer,

Responsibilities:

  • Understanding functional specifications, designing, and creating custom solutions to match the requirements.
  • Developed APIs based on web services that could retrieve the data from other servers
  • Extensively used SQL queries for data handling in the persistence layer using Oracle 10G as the application has complex business logic
  • Configuring JMS, creating Connection Factory and Queue on managed server instance.
  • Deploying in UNIX environments, Testing WSDL using SoapUI. Unit Testing End to End.
  • Experience of Apache Cassandra for scalability and high performance.
  • Converting Xml String to Object and vice versa using JAXB Marshall and Unmarshall .
  • Implemented multithreading to cache Ratings data for Broadcast Alerts.
  • Added lock functionality for Thread Safety.

Environment: Java, JDK 1.5, JSP, Servlets, spring, JMS, Oracle 10g, Multithreading, ANT, Log4j, Eclipse CVS, Web Services SOAP Tomcat 5.5, HTML, CSS, XML.

Confidential

Sr. Java/Flex Developer

Responsibilities:

  • Understanding functional specifications, designing, and creating custom solutions to match the requirements.
  • Designing and developing web application using action script in Flex environment.
  • Created View, Presentation Model PM , Command and Events following the Parsley Framework.
  • Developed Candlestick, line and Area charts with Indicators SMA, MACD etc .
  • Flex based User Interface was developed using Layout Containers, Data Grids, Navigational components and Flex custom components.
  • Responsible for creating Rich User Interfaces for complex applications using Adobe Flex 4.5.
  • Upgrade the application from Flex version 3.0 to 4.5 using Parsley Framework.
  • Extensively used action script to change the functionality of Data grid to update each cell.
  • Used API to get streaming data for live charts and stock quotes.
  • Extensively accessed remote services for loading of data into Data grid's in flex from the backend
  • Developed APIs based on web services that could retrieve the data from other servers
  • Developed Flex Charting components like bar charts, column charts to show the project specific performance Developed middle-tier Java code for handling the business logic.
  • Extensively used SQL queries for data handling in the persistence layer using Oracle 10G as the application has complex business logic
  • Built performance application using Ext Js and backbone Js.
  • Worked with lazy load image when invoking the web services.

Environment: Java, JDK 1.5, JSP, Servlets, Spring, Hibernate, FLEX 4.5, Parsley, Swiz Framework, Oracle 9i, Ant, Log4j, Tomcat , PL/SQL, Post gres, JavaScript, Ext Js, Backbone.Js, HTML, CSS, XML.

Confidential

Role: Sr. Java/Flex Developer,

Responsibilities:

  • Understanding functional specifications, designing, and creating custom solutions to match the requirements.
  • Used External Interface API to integrate JavaScript with MXML.
  • Handled events and runtime errors using Action Script.
  • Designing and developing web application using action script in Flex environment.
  • Flex based User Interface was developed using Layout Containers, Data Grids, Navigational components and Flex custom components.
  • Responsible for creating Rich User Interfaces for complex applications using Adobe Flex 3.5
  • Accessing remote services using Blaze DS
  • Extensively used action script to change the functionality of Data grid to add footer
  • Extensively accessed remote services for loading of data into Data grid's in flex from the backend
  • Developed APIs based on web services that could retrieve the data from other servers
  • Developed Flex Charting components like bar charts, column charts to show the project specific performance Developed middle-tier Java code for handling the business logic.
  • Extensively used SQL queries for data handling in the persistence layer using Oracle 10G as the application has complex business logic
  • Worked with lazy load image when invoking the web services.
  • Designed and built SOAP web service interfaces implemented in Java.
  • Designed and developed the Validators, Controller Classes and Java bean components
  • Experience in Vignette content management system and Vignette Application Portal
  • Elaborated use cases, interface definitions and web services specifications in collaboration with Business and System Analysts and Architecture Group

Environment: Java, JDK 1.5, JSP 2.0, Servlets, Spring, JSR-168, Oracle 9i, Eclipse 3.2, Maven, Log4j, Eclipse CVS, Web Services SOAP Tomcat 5.5, AJAX, Dojo, FLEX, BEA Weblogic, PL/SQL, JavaScript, HTML, CSS, XML.

Confidential

Sr. Java/Flex Developer,

Responsibilities:

  • Understanding functional specifications, designing, and creating custom solutions to match the requirements.
  • Used External Interface API to integrate JavaScript with MXML.
  • Used JSON for serializing and deserializing the data.
  • Developed Custom Components, Item Renderers using Action Script and MXML.
  • Worked on Data grid, Advanced Data grid Pagination, Customized Editors and Filter functionalities.
  • Experience in using data services like LCDS
  • Handled events and runtime errors using Action Script.
  • Designed the Architecture of the project as per Struts MVC Frame work
  • Designed and developed a 'Convention Based Coding' utilizing Hibernates persistence framework and O-R mapping capability to enable dynamic fetching and displaying of various table data with custom filter, group and sorting along with exporting capabilities
  • Designed, developed and validated the front end using HTML, CSS, AJAX, JavaScript and JSP, JSF Tag libraries for reusable web interface components including the open source DisplayTag and Ajaxparts Tag libraries.
  • Improved user interactivity by using AJAX using both tag libraries Ajaxparts Taglib and as well as using the Prototype, Script.aculo.us javascript frameworks/libraries/widgets.
  • Designed and developed the Validators, Controller Classes and Java bean components
  • Used JMS for the asynchronous exchange of critical business data and events among J2EE components and legacy system.
  • Developed Stateless, Stateful Session Beans and Entity Beans
  • Wrote ANT build script for compiling EJB / Java classes
  • Designed and developed hibernate configuration and session-per-request design pattern for making database connectivity and accessing the session for database transactions respectively
  • Participated in the design and development of database schema and Entity-Relationship diagrams of the backend Sybase and Oracle database tables for the application.
  • Developed java program to extract data from the backend databases both Sybase and Oracle and imported the data using MS Excel, CSV formats and in turn generate quality custom Jasper reports in MS Excel, PDF and CSV formats.
  • Designed and Developed PL/SQL Stored Procedures, Triggers in Oracle to cater the needs for the entire application. Developed complex SQL queries for extracting data from the database
  • Designed and built SOAP web service interfaces implemented in Java using Apache AXIS.
  • Designing and developing web application using action script in Flex environment.
  • Developed reports using I-reports and integrated using Jasper reports API.

Environment: Core Java, JDK 1.5, JSP 2.0, Servlets, Struts 1.2, Hibernate 3.2, Spring, Jasper Reports, I-Reports, Oracle 9i/10g, PL/SQL, Eclipse 3.2, Apache Ant, Log4j, Eclipse CVS, EJB , Web Services SOAP, AXIS 1.5 Tomcat 5.5, JMS, AJAX, Ajaxparts Taglib, FLEX, JavaScript, HTML, CSS, XML, JProbe and JVisualVM JRE performance tuning.

Confidential

ROLE: J2EE Developer

Responsibilities:

  • Involved in assimilating and qualifying functional specifications from the system analysts.
  • Participated in application design discussions to implement the function specs.
  • Interacted with the database team for data model discussions.
  • Reviewed existing java components for potential design changes.
  • Developed complex front-end screens in JSP, HTML.
  • Developed middle-tier Java code for handling the business logic.
  • Heavily used Struts2.0 framework and taglibs for front-end development and validations.
  • Developed custom taglibs for specific business needs.
  • Authored triggers and several PL/SQL queries using Joins.
  • Developed and used ANT scripts to build and deploy applications in diverse environments.
  • Participated in extensive code reviews.
  • Configuration Management using Rational ClearCase.
  • Deployed the application in different environments using shell scripts in UNIX.

Environment: CORE JAVA, J2EE, STRUTS 2.0, Spring, EJB 3.0, Hibernate, XML, CSS, HTML, Weblogic 9.2, Eclipse 3.1, PL/SQL, TOAD, Weblogic Application Server WAS ,Oracle 9i, XSLT, Java Script, JMS, Windows XP/2000, UNIX.

Confidential

Senior Java/J2EE Developer

Responsibilities:

  • Participated in all the phases of Software Development Lifecycle.
  • Involved in assimilating and qualifying functional specifications from the system analysts.
  • Participated in application design discussions to implement the function specs.
  • Interacted with the database team for data model discussions.
  • Reviewed existing java components for potential design changes.
  • Developed middle-tier Java code for handling the business logic.
  • Developed complex front-end screens in JSP, HTML.
  • Designed GUI Screens using JSF
  • Heavily used Struts framework and taglibs for front-end development and validations.
  • Authored triggers and several SQL queries using joins.
  • Reviewed and studied existing Oracle functions to reuse them for FAS requirements.
  • Evaluated Apache FOP for use in future to revamp reporting framework.
  • Developed and used ANT scripts to build and deploy applications in diverse environments.
  • Participated in extensive code reviews.
  • Unit tested all components against functional specifications.

Environment: CORE JAVA J2SE , J2EE, STRUTS, EJB 2.0, JSF, UML, XML, XSLT, WebSphere, Eclipse 3.1, Oracle 9i, iLog, JSS, Jboss, Windows XP/2000, UNIX.

Confidential

ROLE: Java Developer

Responsibilities:

  • Involved in Design and Development of eProcurement and Procure Network Modules using HTML and JSP.
  • Wrote ANT build script for compiling EJB / Java classes
  • Involved in database design and modeling. Involved in Coding, Stored procedures and Triggers.
  • Designed and implemented Controller Servlet to control all requests.
  • Worked on developing JSP pages to show dynamic contents.
  • Involved in code reviews, Code optimization and performance tuning.

Environment: Java, J2EE, JavaScript, HTML, Weblogic 5.0, Oracle 8i, and Toad.

Developed on windows and deployed on Sun Solaris.

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