SUMMARY

• 8+ years of professional experience in developing, maintaining, and debugging applications and web portalsUsing Core Java, J2EE, SQL, HTML and Mobile Technologies.
• Experience in software development methodologies like Agile and Waterfall model.
• Experience on IBM Rational Rose, Microsoft Visio used to design applications.
• Expertise in design and development of multi - tier web based applications using J2EE technologies like JSP,Servlets, JDBC and frameworks like Struts, Spring IOC and MVC and Hibernate.
• Experienced in server coding in node.js for non-blocking IO and improving throughput and efficiency.
• Experienced in configuring and deploying applications on Jboss and Apache Tomcat.
• Experience in XML, SOA, Web services, SOAP, XSD, WSDLand, JAX-RS technologies.
• Excellent working experience in Databases like My SQL, Oracle and SQL Server.
• Experience in client side Technologies such as WordPress, HTML5, CSS, AJAX, JQuery and JavaScript, TwitterBootstrap.
• Experience in developing mobile applications in Android and JQuery Mobile.
• Experience in automating the tasks using shell and batch scripting.
• Experience in Test Driven Development.
• Worked with JUnit, Maven and Log4j for testing, building and logging information.
• Experience on SVN, Github, CVS and Subclipse for configuration management.
• Knowledge on Apache Hadoop, Map/Reduce and Apache Crunch.
• Strong experience in using Integrated Development Environments - Net Beans, Eclipse, STS.
• Developed and deployed applications in Windows and UNIX (HP-UNIX, AIX, and Ubuntu) environments.
• Experience in customizing and developing tools - HPSA, Olympus, LDAP and NLTK.
• Experience in client interactions for understanding requirements, creating design, reporting status.
• Possess excellent leadership quality and communication skills, having experience as Developer and Team Lead

TECHNICAL SKILLS:

Java/J2EE Technologies: Servlets, JSP, Java Beans, JDBC, EJB.

Frameworks: Apache Struts, Spring IOC and MVC, Hibernate, Log4J, Junit.

Web Services: SOAP WS, SOA, Restful WS, JSON, WSDL

Web Technologies: XML, XSL, XSLT, DOM, Java Script, HTML5, AJAX, JQuery, CSS, Bootstrap

Application Servers: Jboss, Apache Tomcat

Programming/Scripting: Java, C++, SQL, PL/SQL, Python, Shell Scripting

Database: MySQL, Oracle, SQL Server

Configuration Management: Github, SVN, Subclipse, CVS

Operating Systems: Windows, UNIX, Linux, Macintosh

IDE: Eclipse, Netbeans, Spring Tool Suite

Methodologies: Agile, Waterfall

PROFESSIONAL EXPERIENCE

Confidential - Lowell, AR

Senior Java Developer

Responsibilities:

• Involved in Analysis, Design and Development of Production phases of the application.
• Preparing DB liquid base scripts and PL/SQL programming to resolve DB related production issues
• Developed UI part of the application applications using Angular JS, JavaScript, Ajax and CSS, HTML 5, JQuery.
• Developed the Persistence Layer using Hibernate.
• Extensively used Spring IOC, AOP concepts and used Spring MVC framework to develop the application.
• Developed several WebService stubs using AXIS 2.0 engine, SOAP UI, JAX-RPC, WSDL, Document literal.
• Used Singleton, Front Controller, Factory and DAO design patterns
• Used Unix commands to go through the server logs and identify the issues
• Used SVN as version management tool
• Implemented logger for debugging using Log4j
• Wrote CRON Jobs to schedule the daily scripts
• Involved in writing JUnit test cases.
• Served as POC for on call support in the production team on a rotation basis.
• Worked in Agile - Scrum methodologies

Environment: Java 1.6, JSP, HTML, SOAP UI, Junit, Hibernate, Unix, Spring MVC, XML, JDBC, WSDL, Log4jOracle 10g, Eclipse

Confidential, Plano - TX

Sr. Java Developer

Responsibilities:

• Involved in analyzing the user requirements and specifications for deciding the flex component needed to be developed and their interaction.
• Involved in the design by preparing UML diagrams using Microsoft Visio tool.
• Created POJO layer to facilitate the sharing of data between the front end and the J2EE business objects
• Used server side Spring framework and Hibernate for Object Relational Mapping of the database structure created in Oracle,
• Involved in Hibernate configuration properties setup & mapping files using generators, associations & inheritance etc.
• Used Oracle coherence for real-time cache updates, live event processing, in-memory grid computations.
• Developed web services by using Restful API.
• Implemented Message Driven beans to develop the asynchronous mechanism to invoke the provisioning system when a new service request saved in the database used JSM for this.
• Transformed documents using XSL.
• Involved in design and development of JSP, HTML and JavaScript for presentation layer.
• Used GOF Java & J2EE design patterns. Used Business Delegate to maintain decoupling between presentation & business layer.
• Used JPA with Hibernate provider.
• Used JMS to send messages through web sphere queues.
• Involved in configuring web sphere variables, queues, DSs, servers and deploying EAR into Servers.
• Involved in reading customer xml and constructing primary, secondary customer information.
• Developed authentication through LDAP by JNDI
• Developed and debugged the application using Eclipse IDE.
• Involved in Hibernate mappings, configuration properties set up, creating sessions, transactions and second level cache set up.
• Involved in backing up database & in creating dump files. And also creating DB schemas from dump files. Wrote developer test cases & executed. Prepared corresponding scope & traceability matrix.
• Extensively involved in Unit testing and coordinated with the testing team and fixing Bugs at various stages of the application development. Tracked defects using QC.
• Involved in integrating the STAR net and GPS (Global Pricing System). The application uses the existing Stored Procedures and designed the database tables for the integration.
• Handled the Data Cleansing for the new STAR net project for the accurate Dashboards and Scorecards for Compliance.
• Developed and deployed the application on JBoss 5.1.0 SP1 Application Server and Apache Tomcat 6.0.35
• Used CVS repository for version control.
• Involved in fixing IST, QA and production defects & tracked them using QC.

Environment: Java 1.5,J2EE, Servlets, JSP,HTML, JS,CSS, DOJO,Apache-Tomcat, Maven Repository,JMS, DOM/SAX, XML, XSD, XSLT, Oracle 11g, Eclipse, JUnit, CVS, Spring - DI, AOP, MVC, Hibernate, Web Services - WSDL, JAX-WS, AXIS, CXF, JAX-Restful Services,JAXP, JAXB, QC.

Confidential - Holmdel, NJ

Java Developer

Responsibilities:

• Worked on the Global Risk Management application.
• Used Ajax with JavaScript to fetch the requested worklists and report pages.
• Developed various Action classes and Form bean classes using Struts framework in the middle-tier.
• Used tiles framework for the GUI screens.
• Used MDB’s to read the messages from JMS queues for asynchronous communication.
• Developed XSLT files for transforming the XML response from the web service into HTML.
• Developed the Persistence Layer using Hibernate.
• Used session beans to expose the application for the use by the third party users.
• Implemented an automated functionality to generate e-mails using Java Mail API.
• Used DOM Parser to parse the XML response from webservices.
• Implemented logger for debugging using Log4j.
• Used JDBC for connectivity to Sybase for real-time tables.
• Developed stored procedures, triggers and sequences.
• Wrote CRON Jobs to schedule the daily scripts.
• Performance tuning of application and environment for optimized performance during month end load using JProbe.
• Used ANT to build the EAR file, and Fusion Charts for reporting the data

Environment: Java, J2EE, Servlets, JSP, Struts 1.1, JMS, Hibernate 3.0, 1.2.9, ANT, Log4J, JavaScript, Ajax, JUnit, Sybase ASE 12.5, WebLogic 9.1, AutoSys, UNIX CVS .

Confidential, Bedford - MA

Java Developer

Responsibilities:

• Involved in Design, Development and UAT phases of UMS enhancements.
• Designed and developed DS Feed Loader application to load deal and data from a secure FTP server.
• Developed Excel and PDF Generators using Apache POI and FOP with XSLTs to generate reports on Equity, Convert deals and the Deal Calendars.
• Developed Spring Business Services for generating Deal Tickets, IOIs using DI.
• Developed a Data Access Layer using Spring JDBC for Indication of Interests, Deal Tickets and Deal Processing.
• Developed transacted business services for DS Feed Loader using Spring Aspect Oriented Programming.
• Developed a Mail Client using Velocity Engine to send e-mails about Deal Updates, IOI status and allocation details.
• Developed UI for IOIs, Deals tickets, Equity and Convert deals using Spring MVC, JSPs, Spring Tag Library, JSTL, Java script and AJAX GWT.
• Developed ANT scripts for packaging of DS and DS Loader applications.
• Written SQL queries for the data access of IOIs, persisting and searching deals.
• Involved in performance tuning of stored procedures and SQL queries.
• Reverse Engineered PMR Maint. Application to expose the middle office application as Web services.
• Developed DAO persistence layer using Hibernate to persist the PMR Domain objects.
• Assisted in providing on-call support for administration of IMD Linux-J2EE infrastructure.

Environment: J2EE 5, Java 1.5, Spring 1.2.9, JSP, AJAX, Weblogic 9.2, Ecllipse3.0, HTML, XML, XSLT, Xerces, Apache FOP, Apache POI HSSF, JDeveloper, Sybase 12.5, ANT, Log4J 1.4, JavaScript, JUnit, JIRA, CVS.