SUMMARY

• Over 8+ years of hands on experience in IT industry relating to Analysis, Design, Development, Implementation and Testing in JAVA and J2EE technologies.
• Top quality architecture and development skills using latest technologies including Java, C++, C and in - depth knowledge of J2EE.
• Experience in Object oriented analysis, design/development methodologies, UML Use Cases, Sequence, Page Flow and Class Diagrams.
• Experience in Design Patterns like MVC, Singleton, Factory, Abstract Factory, DAO, Command and Business Delegate.
• Good experience in developing application using Java and J2EE technologies with Servlets, JSP’s, SOAP and REST Web services, Spring libraries, Struts, JDK, Java Beans, Applets, JDBC, XML, Java Scripting, MYSQL, RDBMS, Apache-Tomcat, Oracle Web Logic Server, Web sphere.
• Proficient in web development using J2EE technologies including JSP, Servlets, JDBC, XML Parsers (DOM/SAX), Java Beans, Web Services.
• Extensive knowledge and implementation skills in Struts, Spring and Hibernate ORM frameworks.
• Experience in implementing Spring Core, JDBC, MVC and ORM modules.
• Strong experience and knowledge of Web Services, SOAP and RESTFUL Services
• Experience in developing web pages using JSP, HTML, CSS,CSS3,JSON,Backbone js, Mustache, XML, Java Script, AJAX jQuery, Node js, Angular js, underscore js.
• Proficiency in core Java concepts like OOPS, Exception, Exception handling, Multi-Threading, Generics, Collections etc.
• Design and documentation of REST APIs for collection and retrieval of high volume data.
• Developed J2EE web applications using IDE such as Eclipse, RAD, and IntelliJ Experienced in installing and configuring JBOSS6.0/7.0, WebLogic … WebSphere 8.5/7.x and Tomcat server’s 6.x/7.x, Neo 4j.
• Responsibilities include designing and developing new back-end services, maintaining and expanding our AWS infrastructure, and providing mentorship to others on my team.
• Experience in Integration of Amazon Web Services AWS with other applications infrastructure.
• Extensive working experience on databases such as NoSQL, Oracle … DB2 9.5 and SQL Server 2008, Cassandra, Graph DB, Mongo DB.
• Worked on REST API as a third party application for Integration.
• Experience in passing SQL queries, Triggers and Packages using PL/SQL in Oracle 12c, 10g, 9i.
• Involved in developing Test plans, Test Cases (Manual/Automated), Test Procedures and white-box and black-box testing, ADD, BDD, ATDD, QTP, and Selenium WebDriver.
• Experience in using Log4J, Version Control using SVN, GIT and CVS, Log Stash, Elastic Search.
• Experience in converting sample rules from iLog to BRMS Rules engine.
• Experience in working CICD tools like Jenkins, Hudson.
• Experience in MOM like IBM MQ, ActiveMQ, RabbitMQ and message broker like Kafka.
• Worked with deployments on Ant, Maven.
• Worked on different OS UNIX, Linux, Windows 7 and Windows XP.
• Capable of delivering well documented applications, adhering to quality standards and delivery dates.
• Good experience in working with a team together to deliver best outputs in given time frames.
• Excellent technical skills, consistently outperformed schedules and acquired interpersonal and communication skills.

TECHNICAL SKILLS

Languages: Java, C, HTML,Javascript, SQL, XML1.0.,Node js, Unix, Pearl, Angular js, Python, Handlebar js, JSON, QTP, Selenium WebDriver

Java & J2EE Technologies: JDBC, JSP2.0/1.2, JSTL, Web Services (SOAP and REST), JMS1.1, HTML,JavaScript1.x, Servlets2.x, JavaBeans, JDBC, RMI, EJB3.0, Struts, RMI, EJB3.0/2.1, Hibernate, Spring, DOM, AJAX, JAX, CSS.

Web/Application Servers: Apache Tomcat 7.x/6.x, JBoss6.0/7.0, Web Sphere 8.x/7.x, Apache Avro.

Java API/Frameworks: Struts 1.x/ 2.0, Spring 3.2/2.0, Axis, Jersey, JUNIT4.x, Log4j, JAXP1.x, and JAXB2.1.

Operating Systems: Linux, Unix, MAC, Windows, MAC-OS.

IDE/ Tools: Eclipse3.2/3.0, RAD, Net Beans6.x, Rational Rose, SOAP UI, TOAD, Rally, Putty, Secure CRT, Http Watch, Log Stash, Elastic search, Jenkins, Hudson, BRMS, Drools, ilog, Google Guava, IBM MQ, ActiveMQ, RabitMQ.

Databases: MS-SQL Server, DB2 9.1/8.1, Cassandra, Splunk/Elk MySQL5.1/4.1,Mongodb,Neo 4J, Graph DB.

Design ModelingTesting Tools: OOA/OOD, UML, MVC, Front Controller, Session Façade, Singleton, JUnit 4.x, Load runner, Quick Test Pro and Kafka.

Build Tools: Ant 1.7, Maven 2.x, Jenkins 1.2

Methodologies: Agile and Waterfall Model.

PROFESSIONAL EXPERIENCE

JAVA/J2EE Developer

Confidential - Dallas, TX

Responsibilities:

• Used Design patterns during the analysis and requirement phase of SDLC.
• Involved in various phases of Software Development Life Cycle (SDLC) of the application like Requirement gathering, Design, Analysis and Code development.
• Involved in initial meetings to get the requirements from the Business Users and convert these requirements into Functional Requirements.
• Developed UI webpages for Return Summary using JQuery, Bootstrap, and IIDX in the Application with Spring MVC framework combined with Java script framework.
• Developed the Excel spreadsheet implementation using Apache POI framework for Uploading and Downloading the Spreadsheets.
• Implemented the Dynamic JQGrid for displaying the Records in millions in number.
• Developed the Status-Bar screen functionality in the Application.
• Created the web Service using Rest (Representational State Transfer) API.
• Participated in the implementation of client side and server side programming using Servlets, JSP, HTML, JavaScript and CSS.
• Implemented the Basic AJAX implementation.
• Involved in deployment of this application on JBOSS Application Server for various environments like Development, UAT, and Production.
• Used Apache Log4J for Logger mechanism.
• Used Version Control system using SVN, Tortoise SVN client.
• Used Maven Script for building the application.
• Good experience in developing complex stored procedures and integrated with web based application.
• Written complex Queries, Joins on multiple tables.
• Handled the JSON response parsing JSON Object and Display the results in UI webpages.
• Executed the Test scripts for the whole Application.
• Performed the Developer Testing, Unit Testing, System Integration Testing, Regression Testing.

Environment: Java1.7, Spring MVC, JQuery, Spring 3.2, Maven 4.0, Apache DB Utils, Eclipse 4.4 IDE, React JS, JQuery 1.10. Bootstrap, IIDX, CSS, JavaScript, SQL, PL/SQL, JBOSS, SVN, Log 4J, Testing.

Java/J2EE Developer

Confidential - Cleveland, OH

Responsibilities:

• Involved in various phases of Software Development Life Cycle (SDLC) of the application like Requirement gathering, Design, Analysis and Code development.
• Developed a prototype of the application and demonstrated to business users to verify the application.
• Modeled Restful web services and Scala using Apache CFX
• Used Lambda expression to develop the application.
• Developed UI for various modules with Spring MVC combined with Java script framework, JQuery.
• Implemented the required functionalities into the existing legacy application with eye towards Service Oriented Architecture (SOA).
• Involved in designing and implementation of end to end application flow (UI, Service and persistence layers) for multiple modules.
• Developed UI for various Modules using JSF, JSP, and Java script, HTML, NodeJS and CSS.
• Used JavaScript JQuery, Dojo for client side validations.
• Developed JSP custom tag libraries, and associated support in the Action Servlet, that assists in creating interactive form-based applications, which is the one of the primary area of functionality using Springs.
• Designed and documented Proof of Concepts (POC) for various scenarios and trained team members.
• Used spring components and concepts like Aspect oriented Programming (AOP), Dependency Injection (DI), MVC, DAO, and Transaction Management etc.
• Used Hibernate as ORM tool in persistence layer and develop POJO's, Data Access Object (DAO) to handle all database operations.
• Deep hands-on experience on building scalable web service architectures with various relational (MySQL, SQL Server, Red Shift), and distributed database systems ( Graph DB, Mongo DB, Elastic Search).
• Designing, Deploying, Administering, and Monitoring, Optimizing large Distributed data Clusters using MongoDB, Elastic Search.
• Backend processes were built in Python, utilized RabbitMQ as the Messaging middleware.
• Implemented Web Service client using CXF and spring.
• Implemented EJBs Session beans for business logic.
• Configured the adapter for Event processing that can be synchronous or asynchronous, and listeners within the adapter to provide support for SOAP over HTTP, HTTPS, and JMS transports.
• Involved in writing ANT scripts for various deployment scenarios.
• Involved in writing Test Suites and Test Cases for unit testing and implemented unit testing using Junit.
• Involved in test automation like QTP and Selenium WebDriver.
• Worked with IBM WebSphere Application Server (WAS) and used various IDE's RAD Maintained the Production and the Test systems.
• Worked on bug fixing and enhancements on change request.
• Involved in documentation, review, analysis and fixed post production issues.

Environment: Java 8.0, Spring MVC, Scala, JQuery, JMS, XSLT, Linux, RAD7, WAS 6 and 7, Spring, CXF, SoapUI, GIT, JUnit, Ant, IDE, HTTP, SOAP, ORM, DOJO, Hibernate, Unix, Angular js, Node js, Jenkins, Restful, Python, BMRS, Drools, Handlebar Js, Marionette Js, CSS, MQ, Pub, Apache Avro, React, Ember, Neo 4j, API Migration, Pl/Sql, Backbone js, MongoDB, Cassandra, Graph DB, IBM MQ, ActiveMQ, RabbitMQ, Selenium WebDriver, SQL Integration Services.

Java/J2EE Developer

Confidential - San Francisco, CA

Responsibilities:

• Played a very vital role starting from Requirements analysis, designing the Presentation templates and CTDs based on the business expectations.
• Participated in the discussions with business experts to understand Business requirements and translate them into technical requirements towards development.
• Designed concepts for frameworks using Spring and Hibernate and assisted with development environment configuration.
• Prepared the proof of concept by configuring the Spring MVC and Hibernate for various modules.
• Designed and developed functionality with excellent understanding of design patterns like singleton, List Iterator, Command, Factory etc.
• Used HTTP Request and SOAP based Web services to post XML data to the End client.
• Exposed web services to the client applications by sharing the WSDL.
• Used Spring Framework to develop beans from already developed parent bean.
• Used Dependency Injection feature of spring framework and O/R mapping tool Hibernate for rapid development and ease of maintenance.
• Involved in designing, developing and deploying reports in MS SQL Server environment using SSRS-2008 and SSIS in Business Intelligence Development Studio (BIDS).
• Used ETL (SSIS) to develop jobs for extracting, cleaning, transforming and loading data into data warehouse.
• Developed database objects in SQL Server 2005 and used SQL to interact with the database during to troubleshoot the issues.
• Updated and saved the required data in the DB2 database using JDBC, corresponding to actions performed in the struts class.
• Mapped tables in database using Hibernate and Scala
• Involved in bug fixing and resolving issues with the QA.
• Developed SQL scripts to store data validation rules in Oracle database.
• Configured Log4j for logging activity at various levels and written test cases using JUnit.
• Involved in developing Ant build scripts for automating deployment on WebSphere test environment.
• Addressing high severity production issues on regular basis by researching and proposing quick fix or design change as required Developed interfaces and their implementation classes to communicate with the mid-tier (services) using JMS.

Environment: JAVA1.6, J2EE1.6, Servlets, JDBC, Spring, Hibernate3.0, JSTL, JSP2, JMS, Oracle10g, Web Services, SOAP, Restful, Scala Maven, Apache AXIS, SOAP UI, XML1.0, JAXB2.1, JAXP, HTML, JavaScript, CSS3, AJAX, JUnit, Eclipse, WebLogic10.3, SVN, Shell Script.

Java/J2EE developer

Confidential 

Responsibilities:

• Involved in designing the user interfaces using JSPs and in developing the presentation layer using HTML, XSL, CSS, JavaScript, AJAX and developed Custom tags and JSTL to support customer user interface.
• Developed the application using Struts Framework that leverages Model View Layer (MVC) architecture.
• Implemented the application using the concrete principles laid down by different design patterns such as MVC, Business Delegate, Data Access Object, Singleton and Factor.
• Used SPRING IOC to support Hibernate tool and Struts.
• Used XML Web Services using SOAP to transfer the data to application that is remote and global.
• Java Messaging Services (JMS) for reliable and asynchronous exchange of important information.
• Developed middleware components using EJB (Session Beans).
• Implemented persistence layer using Hibernate that use the POJOs to represent the persistence database tables. These POJOs are serialized Java Classes that would not have the business processes.
• Developed database objects in SQL Server 2005 and used SQL to interact with the database during to troubleshoot the issues.
• Used Log4J to capture the log that includes runtime exceptions.
• Developed JUnit test cases for all the developed modules.
• Deployed the applications on IBM Web Sphere Application Server 6.0
• Developed Maven scripts to assist in the Continuous Integration Responsible for creating, sending and receiving messages by using SOAP protocols.

Environment: Java1.3, J2EE 1.4, JSP 2.0, Struts 2.0, Springs, EJB 2.0, JMS, HTML, XML, WSAD 5.1.2 (Web Sphere Studio ApplicationDeveloper), UNIX, IBM Web Sphere Application Server 6.0, Hibernate 2.0, Maven, SOAP, JUnit, LOG4J, SQL Server 2008, Windows.