PROFESSIONAL SUMMARY:

• Over 9+ years of extensive experience in IT industry as developing Web based applications and Client - Server technologies using HTML, CSS, XHTML/DHTML & XML, DOM, JavaScript,Ecma Script, jQuery, Ajax, Selenium, AngularJS, and JSON.
• Experience in Design, Development, Integration and Testing (SDLC) of Software Solutions based on J2EE Technologies.
• Expertise in Web UI designing using HTML, XHTML, CSS, and XML,Javascript,AngularJs.
• Experience in implementation of frameworks like Hibernate, Spring and Struts.
• Worked extensively in Core Java and J2EE technologies like Java Server Pages (JSP), JSTL, Servlets, JDBC,JMS, EJB,JSF.
• Worked extensively on SOA Architecture for implementing the web services like Soap, WSDL .
• Experience in Backend programming with DB2 , SQL, and Oracle Databases.
• Experience in implementing the Log4j.
• In Depth Knowledge of Cassandra Read/Write paths and internal Architecture including knowledge on SSTables, Mem Tables, Commit logs in Cassandra.
• Designed and developed various internet, intranet and B2B solutions by implementing UML, J2EE, EJB, JSP, JSF, Micro service, JDBC and XML Specifications.
• Experience in Data Modeling and working with Cassandra Query Language (CQL).
• Good knowledge on Cassandra internals like Gossip communication, Peer-Peer architecture, Incremental Repairs, Replication & Compaction strategies.
• Experience in data backup, recovery and scheduling repair service in Cassandra clusters.
• Use Cassandra-stress to load tests, base lining and capacity planning clusters for new application/projects
• Experience in developing web application using aws and cloud foundry.
• Exposure to Application Servers like IBM Web sphere, BEA Web Logic,, Apache Tomcat
• Worked on the ticketing tracking Systems TFS, JIRA and Clear Quest
• Worked on the UML Designing Tools like Rational rose
• Possess strong working knowledge of Database Programming using SQL, PL/SQL, Triggers and Stored Procedures.
• Implemented YUI3 Framework, Dojo and Angular js 1.2 for developing different widgets
• Expertise on the Web Frameworks Ajax, JSON, Jquery.
• Expertise on the PDF file generating Framework ITEXT.
• Worked on the Apache FTP client framework for transferring the files
• Worked on the Selenium Web Testing, Hp Load Runner for web UI and performance testing
• Worked on the EH Cache, JVisual,Vm tool for caching and Performance Tuning

TECHNICAL SKILLS:

Languages: Core Java(Multithreading, Collections), Python,UML, XML, SQL, JavaScript, HTML.,XHTML,PL/SQL, Ajax, Css, Json, Wria,Jquery,GWT

Web Centric Tech.: Servlets 3.0, JSP, JSTL,JDBC,EJB,JMS

Frame woks: Spring MVC, Hibernate, Struts MVC, Struts 2, Junit, Spring Junit, Mokito, Easy Mock, Selenium Testing Framework

App Servers/Web Servers: Web logic 8.1/11g, IBM Web Sphere 6.1, Jboss, Apache, Tomcat 4.1/5.5/5.6/7.0, Jboss Eap 6.2

Databases: IBM DB2, Oracle 9i/10g/11g, My Sql 5.1, SQL Server 9.0,, Microsoft Access

Operating Systems: Unix Windows 2000, Windows NT.

IDEs: Eclipse 3.1, My Eclipse

Tools: ANT, TOAD, Axis, SQL Plus, MICROSOFT VISIO, Rational Rose,, ANT, Log4J,eclipse subversion, Tortoise SVN, CVS, Jira, Clear Quest, Cassandra, Microsoft Visio, Jenkins, EhCache, JvisualVm tool

PROFESSIONAL EXPERIENCE:

Confidential, Phoenix, AZ

Java /J2EE Developer

Responsibilities:

• Used the J2EE components like JSP’s, servlets and implemented Spring 3.2 framework for MVC architecture.
• Developed GUI using Front end technologies like Angular.js, AJAX, HTML, CSS and Client-Side validations were done using JavaScript.
• Developed Test Frameworks in Selenium for UI Regression Test Automation and when necessary, and potentially execute Unit Test Automation (Java /TestNG).
• Configured Selenium WebDriver, TestNG, Ant tool and created Selenium automation scripts in java using Junit prior to agile release.
• Configure backup, alerts, repairs and monitoring of Cassandra clusters with Opscenter and custom scripts.
• Used jQuery, Ajax for service calls on pages to interact with the server for information.
• I have written factories for the HTTP calls and added it as a dependency for the controllers and directives where ever it is used.
• Track record of Building long-lived, Scalable,high-volume, RESTful, SOA and Micro service based Cloud Servicesusing Private Cloud and AWS.
• Used Spring Web MVC framework for the applying MVC Implementation to the web application.
• Used the Tiles Framework in the presentation layer to simplify the complexities of the application.
• Developed business logic using Spring Frame work and Involved in design of UML class and sequence diagrams using Rational Rose.
• Used Apache CXF for consuming Web Services.
• Monitored the error logs using Log4J and fixing the problems.
• Used Redis for Cache Management when migrating the application to ePaaS Environment.
• Used AJAX to get the dynamic behavior of the screens.
• Used XML with SAX parser to transfer data between applications.
• Used Soap based web service for an user to redirect to PaLogin Application.
• Used Rest web services to verify the information when activating the profile.
• Developed State full and Stateless Entity beans to Provide the back end Business Logic and Deployed in the Jboss Application Server.
• Used Netflix oss and spring cloud when building micro services in cloud environment .
• Used Eureka to track the instances.
• Good Experience in using sqoop to load data to and from Cassandra cluster.
• Experience in fetching and loading data to and from Cassandra cluster using Spark - Cassandra connector
• Involved in upgrading Cassandra cluster and doing patches.
• Developed business layer using spring, Hibernate and DAO s .
• Experience in applying patches and plug-ins for JBoss Application server.
• Integrated Automation scripts (Selenium WebDriver API) in Continuous Integration tools (Jenkins) for nightly batch run of the Script.
• Involved in the Database design, creation, Querying.
• Conducted user acceptance testing to ensure that developed systems satisfied the needs of business clients as specified in the functional requirements.
• Ensure code coverage by writing Unit test cases using Mockito and Power mock framework
• Involved in Creating infrastructure for GREG project for all levels of environment including production Environment.
• Captured and tested all modifications to proposed functional requirements.
• Involved in implementing Ci/Cd pipeline for the whole application.
• Involved incode migration form IAAS to PAAS Environment, resolved configuration issues while migrating legacy applications.
• Setting environment for ePaas, XL Release and Splunk
• Used Git for source repository.

Environment: Java 1.7, J2EE, JSP, Spring 3.2.4, HTML, JavaScript, AngularJS, Hibernate, Tiles, XML, XSD, Jboss Eap 6.1.2, Eclipse, Maven 3.1.1, Soap Services, Rest services, ePass, Junit, Design, Oracle 11g, Data Power, Junit,Mockito,Powermock,HTML4,SeleniumWebDriver,CSS3/2,JavaScript,EcmaScript,JQuery,J2EE.

Confidential, New Orleans, LA

Java/ J2EE Developer

Responsibilities:

• Analysis of Business and Requirement Specifications. Designing Test Lab and formulation of Test Strategy, Test Plans Performed functional testing to identify various critical points in the application and automated it by using Selenium WebDriver.
• Involved in daily scrum meetings in order to report ongoing work progress.
• Wrote a utility service by which live data can be replicated from one environment to another.
• Used cloud foundry to deploy our applications.
• Used Predix as Platform as a Service.
• Used YML files to configure the Environment.
• Used Rest Template for consuming Restful Web Services.
• Interacted with backend database using Cassandra.
• Used Oauth as an authentication for the application and prepared utility class which can be used for other applications.
• Analysis of Business and Requirement Specifications. Designing Test Lab and formulation of Test Strategy, Test Plans Performed functional testing to identify various critical points in the application and automated it by using Selenium WebDriver.
• Implemented the DTO factory pattern and Developed the Domain Classes that can be used in the DTO Factory which can be reused across the Layers of the Application
• Used Polymer.Js for developing components in front end applications.
• Used Rabbit MQ for message Queuing.
• Worked on Spring profiling to stream the data from one environment to another environment .
• Developed the application using Spring boot and wrote application in MVC Design Pattern.
• Implemented Jira Ticketing System to raise the Problem Tickets .
• Worked on Solving the Critical Production Issues while Maintaining the Application
• Involved in implementation of Test Automation Framework build using Selenium WebDriver, Protractor to handle Angular JS applications.
• Involved in Automation of the test cases using Selenium WebDriver, Junit and Ant.
• Developed Java based library to read test data from XML & Properties files using Junit and Selenium.
• Tested compatibility of application for dynamic and static content under various cross browsers using HTML ids and XPATH in Selenium.

Environment: Java, Spring Boot, Predix Time series, Hibernate, PostGreSql,Cassandra, RedisAsset Series,Oauth,CloudFoundry,Selenium,HTML5,ExtJS,CSS3,J2EE,JSP,Protractor,AngularJS,ReactJS,Bootstrap, jQuery,Ecma Script, JavaScript, Web Services, SQL, Agile Methodology, Usability Testing.

Confidential, Iowa

Sr J2EE Developer

Responsibilities:

• Involved in Designing front end development using JavaScript Framework Angular JS.
• Worked on configuring Spring MVC with Angular JS using Request Mapping.
• Developed the Web Interface using Angular-Js, Dojo, Java Script, HTML, CSS, and XMI.
• Used the Spring Rest Services to interact with Business Objects.
• Used JDBC and Hibernate to connect to the database using Oracle.
• Configured DAOs through Dependency Injection using the Sping framework.
• Consumed web services using spring ws.
• Involved in developing database specific data access objects (DAO) for Oracle.
• Written test plans and test cases, setup test configurations and executed the tests for different modules and TestNG used for unit testing.
• Used Eclipse as IDE for development.
• Used Webstrom to develop Angular JS Pages and integration with the server.
• Involved in code reviews and performed integration testing of the module.
• Involved in Application Production Support

Environment: Java, J2EE, JDK1.6,Angular-Js, XMI, Axis Webservices,, JDBC, EJB 3.0, Hibernate/JPA, MAVEN3, Oracle 10g, Web services, XML1.1, JMS, JBOSS 7/7.1.1, Eclipse, TestNG

Confidential, MN

Sr J2EE Developer

Responsibilities:

• Involved in Developing and Migrating several Steps in the Knex Work Flow
• Implemented Spring 3.0 and Hibernate to build the Service and the DAO’s
• Used Hibernate framework to map the Data objects to the Oracle Data base in the persistent layer
• Involved in parsing the XML Documents using SAX parser
• Worked on Different testing Frameworks like Spring Junit, Mokito, Easy Mock for Unit and Integration testing
• Implemented EHCache third party library for the secondary Level Cache in the Hibernate
• Implemented Message Listeners using the Spring JMS template to get the responses from the Message Queue
• Involved in consuming the RestFull web services using Spring RestTemplate
• Implemented Spring MVC in the Presentation layer to wirte the controllers that generate XML Documents
• Worked on the Spring Transaction management, Spring DAO to work with the Data base Transactions
• Used Apache Ftp Client Framework to transfer the Files to the Mainframe Server

Environment: Spring 3.0, Hibernate, Apache Ftp Client, Visual Vm, Spring Junit, Mokito, Easy Mock, EHCache, Jenkins, RestFull, Spring MVC, Open Symphony, Spring Transaction management,Tomcat

Confidential, Freeport, NY

Sr. J2EE Developer

Responsibilities:

• Extensively used Eclipse IDE for Development.
• Developed / updated Cascading Style Sheets (CSS).
• Developed hibernate classes for data store and retrieval from Database.
• Developed the front-end web presentation layer using HTML, Javascript,Css,JSP,Jquery on SPRING MVC framework.
• Used Design Patterns like DAO, Singleton.
• Used JMS and MQ Series for sending updates to various other applications.
• Handled the transaction and session management with a custom framework using Hibernate 3.0..
• Involved in developing and deploying EJB’s - Session and Entity Beans and writing several persistence classes, java beans, and several other utility classes
• Used AJAX calls for getting data without the server interaction
• Worked on JSTL (java standard tag libraries )in JSP for the front end of the application
• Designed and coded application components in an Agile with Scrum environment.
• Involved in writing Unix Shell Script for performing automated tasks.
• Involved in Installation and configuration of Web Logic Server.
• Involved unit testing By using the JUnit Test cases in the Development Environment
• Implemented Jira Ticketing System to raise the Problem Tickets .Provided the Production Support for the Application Interacting with the end users .
• Worked on Solving the Critical Production Issues while Maintaining the Application

Environment: J2EE,JDK1.6,Spring(MVC),JSF,JSTL,AJAX,JSON,Hibernate,Jboss,MySql,JavaScript,JqueryJira,Junit,Ejb, JMS, CSS,DB2

Confidential, Illinois, Chicago

Sr. J2EE Developer

Responsibilities:

• Involved in Analysis, design and coding of business modules and functionalities.
• Analyzed project requirements and provided required technical assistance to team members.
• Worked on creation of session beans, Message Driven Beans.
• Worked on creation of various modules using Spring Framework, JSP .
• Worked on EDI 850 (Purchase Order) and EDI 855 (Purchase Order Acknowledgement).
• Implemented load balancing and clustering functionalities.
• Worked on enhancements of existing modules.
• Developed the presentation layer using JSP, JSF, Tag libraries, HTML, CSS and client validations using JavaScript.
• Used SOAP and WSDl Web Services for accessing and providing the Services to the other Applications
• Worked On JMS for the messaging services
• Developer Statefull and Stateless Entity beans to Provide the back end Business Logic and Deployed in the Web logic Application Server
• Worked on normalization of requirements for the reports. Developed reports using Crystal Reports.
• Wrote Complex queries, stored procedures and worked on performance tuning of SQL queries.
• Developed functionalities to create Data Transfer Objects (DTO), and Data Access Objects (DAO).
• Configured and Deployed application on Web Logic application server.
• Assisted other team members to resolve complex problems.
• Wrote SQL queries for efficiently retrieving data from the database.
• Component driven UI design model JSP for designing UI screens Documented detailed design and code at various stages of development.
• Actively involved in the integration of various modules and code reviews. Worked with project architect and lead designer to provide various solutions in developing functionalities.
• Wrote test cases and procedures for Unit Testing using Junit.
• Used Hibernate mapping for connecting to the database.
• Mapped required java classes to database using Hibernate.
• Used Svn for source code versioning. Developed business logic using Spring Frame work and Involved in design of UML class and sequence diagrams using Rational Rose. Deployed the project under UNIX environment Update Process related Documents to record various activities in the project.

Environment: JSP, Spring, SOAP,WSDL web services, JMS, EJB,JSTL, JavaScript, CSS, AJAX, XML, HTML, Web-Logic, DB2 , Eclipse, Log4J, AXIS, ANT, Rational Rose.

Confidential

Java Developer

Responsibilities:

• Implemented the basic Core java concepts in the project .
• Used the Java MULTI THREADING concept for the project
• Used Java Collection Framework for implementing the collections
• Used Java AWT and Java SWINGS .
• Used PL/SQL for queries and stored procedures in ORACLE as the backend RDBMS.
• Involved in configuring JDBC connection pooling to access the database server
• Worked with Junit for unit testing and for regression tests

Environment: Core Java, Multi-threading, JDBC, ORACLE Database, Java Swings, Junit, Pl/SQL