Summary /Accomplishments

• Over 10 years of experience in software architecture, design, development, testing and maintenance of complex applications using J2EE, Java EE 6 technologies.
• Extensive hands on experience in the creation of Enterprise web applications, client/server architectures and Data base entity models.
• Extensive experience using Application servers BEA Web logic, IBM Web sphere, JBoss and Web Servers like Apache Tomcat.
• Extensive experience on GUI design and implementation using JSF, JSP, JSTL, Struts, Spring and Java Swing.
• Extensive experience in Enterprise application integration EAI , Working on B2B standard, SOA Service Oriented Architecture based development, various industrial XML and WS standards and stacks, Business Process Modeling, Workflow standards and BPM tool development.
• Good Exposure to latest trends, technologies and approaches for Big data based development and good understanding of Hadoop framework, HBase database, Hive, Pig Latin and various other big data infrastructures.
• Experience in writing complex database queries, stored procedures, and triggers using SQL, SQL Plus, PL/SQL. Strong Skills in Database Design.

Technical Summary

Professional Experience

Confidential

Lead Developer

Responsibilities:

• Struts framework was the base model for this web based application leveraging on the latest controller architecture
• Optimized the design using patterns like DAO, Factory, Singleton, Service Locator and Business Delegate
• Presentation layer was laid out using the latest Tiles UI framework, designed profile based templates
• Designed and developed Java classes, JSP pages, Action Beans, and Action Classes
• Coded the property files and ini support file for user access privileges
• Wrote complex SQL Queries, stored procedures to interact with DB Tier Oracle 10g using DAO object patterns.
• Configured transaction and connection pooling, and deployed the enterprise application on the WebSphere server
• Configured Hibernate for backend processing.
• Optimized the database SQL queries with the profiler and optimizer
• Developed and tested the application on WebSphere server
• All code was written using the IBM Rad IDE
• Involved in testing of application on various levels like Unit, Integration and System
• Implemented best practices for performance, code coverage and source versioning.
• Developed Secure Web services for External interfaces.

Environment: Java 5,Struts 1.3,Tiles,Web services, JAXB, JAX-WS, JAX-RS, XML, XPATH, IBM RAD, Web Sphere, Hibernate, Oracle 10g, Toad, Clear Case, Display Tags, Ireports.

Confidential

Sr. Java Developer

Responsibilities:

• Designed the application by implementing JSF Framework based on MVC Architecture
• with EJB, simple Java Beans as a Model, JSP and JSF UI Components as View and
• FacesServlet as a Controller.
• Developed the User Interface Screens for presentation using My Faces Tomahawk,
• JSP and HTML
• Involved in Configuring web.xml and faces-config.xml according to the JSF
• FrameWork.
• Tiles have been used to design the Layout of the Page.
• Managed beans in JSF were developed to handle the presentation logic.
• Developed Java classes and EJB Components using RAD7 as IDE.
• Developed DTOs interfaces for IBatis to interact with the database
• Designed and developed Value Objects to carry the data between the different layers of the application.
• Interacting with business for getting the request, writing business logic components to call middleware services components and present the data in front-end.
• Used design patterns like Service Locator, Command pattern.
• Used AccuRev as a Version control.
• Done unit testing using JUnit.
• Used Spring for IOC and OR mapping support.
• Used Log4j for logging Errors.
• Created Connection Pools in WebSphere and configured as needed.
• Coordination with client about requirements
• Actively involved in code reviews and also in bug fixing

Confidential

Responsibilities:

• Analysis of existing JAD sessions and preparing design documents.
• Installing and configuring RAD 6.1 with accurev plug-in for repository setup.
• Responsible for installing Web Sphere server and configuring the Data source, connection pooling and name space binding.
• Responsible for designing the Data table schemas for appropriate features.
• Design and development of User interfaces using JSF Framework.
• Responsible for coding View Beans, Model Beans and Business Objects.
• Responsible for creating proto type for user interface using spring application context.
• Created Service Proxy and Service implementation at the service layer.
• Created Data transfer objects and integrated to the service layer.
• Generated Sqlmap and SqlConfig files using abator ibatis.
• Responsible for working end end and understanding the workflow of the architecture.

Environment: Java 5.0, JSF My Faces and Tomahawk libraries , Spring, EJB, iBatis, IBM RAD 6.1, Struts, Web Sphere, Oracle, Toad, AccRev, Win CVS.

Confidential

Sr. Java Developer

Responsibilities:

• Coding with Java Technologies for component like Translator, Audit, Validation, Splitter etc.
• Involved in developing framework for External Interfaces following SOA and Web Services.
• BPEL design for integration.
• Involved in designing, SOA services identification and Web Service WSDL, XSD design
• Written common translator code using JXPath library.
• Created EJB module for Translator, Audit, Validation and Splitter.
• Written JBI component for database communication.

Environment: Java5.0, Java EE 5, Open ESB, EJB, Web-Services, JAXB 2.0, Glassfish App Server, Net Beans 6.0, JMS Queue, MySql

Confidential

Sr. Java Developer

Responsibilities:

• Responsible for Gathering the system requirements and feasibility study, prototyping, and suggesting the best solutions to the Client, and System Architect.
• Used Jdom to parse and transform XML documents using Jdom API.
• Responsible for writing detailed functional and technical design documentation for the requirements owning and controlling the documents.
• Responsible for creating UML diagrams using Rational XDE.
• Managing the offshore development team, Analysis, design, development, and User Acceptance Testing of the application.
• Implemented STRUTS MVC web frameworks for the web applications.
• Developed JSP/Servlet to display the retrieved data to the user.
• SQL Server is used in the back end to store the data. SQL Navigator is used as the interface to the database.
• Ensuring the Quality process is followed and implemented in each SDLC stages.
• Created Release Notes to mention the Deployment details and instructions for deploying the deployables.
• Responsible for converting business test cases into technical use cases.
• Involved in Application Support during the initial deployment of the application in production environment.
• Solving the issues or tickets and updating the status using Mantis.
• Used Ant scripts for code compilation and Log4j for logging purposes.
• Writing the test cases using Junit and testing different scenarios.

Environment: Windows XP, Windows 2000, UML, J2EE 1.3 Servlets, JSPs , Struts, JSTL,

Swing, JDom, IBM WebSphere, IBM WSAD, Ant, Sql Server, Hibernate, JMS, Web Services and Crystal Reports.

Confidential

Java/Database Developer

Responsibilities:

• Analyzing the Functional Specifications and Design Documents.
• Involved in Development by applying expertise in J2EE, JSP, HTML, JDBC.
• Developed Java script Functions for client side validations.
• Involved in the presentation layer using JSP, HTML and Java script technologies
• Developed Controllers using Servlet to interact with Session Beans.
• Developed Helper Classes and Value Objects java beans which interacts with Database Oracle 9i .
• Responsible to maintain to the quality standards.
• Developed stored procedures and triggers in Oracle.
• Wrote PL/SQL Queries for backend database interaction.
• Fixed the bugs detected during JUnit Testing, Integration testing.

Environment: AIX, Windows XP, Java, J2EE, EJB, JSP, Servlets, Oracle9i, PL/SQL, SQL, Erwin, SQL Navigator, HTML, XML.