SUMMARY:

• 7+ Years of experience in the IT industry with diversified exposure in Software Process Engineering, designing & building a Web Application using Java/J2EE Technology & open source technologies.
• Involved actively in complete software development life cycle of various Client/Server and Web applications in financial and many other domains.
• Proven expertise in Production and Testing Support. Expertise in coordinating with offshore and onsite teams.
• Experience includes application development in Java, JSP, Servlet programming, Enterprise Java Beans, Struts, JSF, JDBC, XML, HTML, SQL, PL/SQL, Spring, Spring Integration, Hibernate.
• Excellent working experience in developing applications using J2EE Design Patterns like creational, structural and behavioral design patterns (MVC Architecture, Singleton, Factory, Facade, Service Locator etc.)
• Experience in requirement analysis & gathering, and in UML - for developing application specific Object model, Use Case diagrams, Class diagrams, Sequence diagrams & State diagrams.
• Expertise in business, presentation and database layers with detailed exposure in MVC Architecture based applications using frameworks on window platform.
• Worked on Java/J2EE technologies for web based multi-tier enterprise applications & Client/Server Applications.
• Experience in all phases of SDLC and Agile Methodology.
• Experience on Core java technology which includes Multithreading, Collections, RMI, network programming.
• Expertise in back-end/server side java technologies such as: Web services, Java persistence API (JPA), Java Messaging Service (JMS), Java Data Base Connectivity (JDBC), Java Naming and Directory Interface (JNDI).
• Having Good experience in developing and migrating existing application into cloud based platforms like Amazon Web Services (AWS) and Pivotal Cloud Foundry
• Having good knowledge of Oracle 8i, 9i, 10g Database and excellent in writing the SQL queries.
• Developed applications with Spring framework using technologies like AOP (Aspect Oriented Programming), IOC (Inversion of Control), DAO (Data Access Object), MVC (Model View Controller) and JDBC.
• Used Spring Core Annotations for Dependency Injection Spring DI and Spring MVC for REST API s and Spring Boot for micro-services.
• Experience in using persistence frameworks like Hibernate for Object Relational Mapping (ORM).
• Expertise in developing GUIs using JSP, HTML and XSL, JavaScript, CSS and JQuery and also familiar with Swing, AWT, Google Web Toolkit(GWT).
• Developed, tested and deployed applications in Windows, UNIX and Linux environments.
• Expertise in using J2EE Application Servers such as IBM WebSphere, WebLogic, JBoss and Web Servers like Tomcat 5.x/6.x
• Experience in working on XML related technologies like XML, XSLT, XPATH, XSL, DTD, DOM and XML Spy tool. Added Security for the service layer methods using spring security. 
• Experience in SOAP, JAX-RPC API, JAXB API, JAXP API, JAX-WS, XML, LDAP and WSDL using IBM-MQ series for developing Web Services.
• Experience Developing application using Groovy, Grails, GSP, GORM and Grails Plugins and Grails Rest Services. 
• Experience in various Agile methodologies like Test Driven Development, SCRUM, and Pair Programming.
• Experience in developing Unit testing & Integration testing with unit testing frameworks like JUnit, Selenium, Easy Mock, Mockito, DbUnit and Power Mocks.
• Worked on Automated Functional Testing using Spock Framework in Groovy. Cobertura plugin for Unit test coverage (JUnit).
• Experience in deploying and consuming services using Pivotal Cloud Foundry (PCF) involving different spaces.
• Experience with major databases such as Oracle, DB2, MongoDB, Cassandra, MY SQL, MS Access and MS SQL Server.
• Extensive use of Open Source Software such as Jenkins Enterprise; Web/Application Servers like Apache Tomcat 6.0 and Apache Struts, LOG4J for logging information and exceptions, Apache ANT, Maven for making build scripts.
• Experienced in handling Version Control Systems like TFS, CVS, VSS and SVN.
• Extensively used IDE for Application development like RAD 6.0, Eclipse3.x, and Net Beans 8.1. Experienced in database GUI/IDE Tools using TOAD, DB Visualizer and MySQL Client 5.7
• Used Swagger for API documentation, SonarQube for improved code quality (at least 99%) and JIRA for bug and issue tracking.
• Solid experience with Amazon Web Services (AWS) 
• HP’s Fortify for secured automated code scans. Artifactory repository manager, dependency manager.
• Experience in Eclipse Debugging and Defect fixing and used Edit Plus and Text Pad.
• Wrote complex Shell, ANT scripts for building the projects. Also used Splunk logfile management toolset.
• Create OpenStack Instance servers. Database password encryption within Chef-Vault using Encrypted Data Bags.
• Jenkins Enterprise open source Continuous Integration software.
• Provide designing to Low Level and High Level multiple modules and design documents.
• Excellent analytical, problem solving, debugging & trouble shooting, communication & interpersonal skills with ability to perform independently and as part of a team.
• Strengths include good team player, excellent communication interpersonal and analytical skills, flexible to work with new technologies and ability to work effectively in a fast-paced, high volume, deadline-driven environment.
• Expertise in Database testing, Front-end, Functional testing, System testing, GUI applications testing, Back End testing, Stand alone and web-based applications in different domains.
• Worked on integration engines too like Ensemble, WBIMB too.
• Extensively worked on Microsoft Word, Excel, Powerpoint, Microsoft Visio etc.

TECHNICAL SKILLS:

Programming Languages: Java, SQL, PL/SQL, Python, C, C++

J2EE Technologies: Java EE 5, Servlets, EJB, JMS API, JDBC API, JNDI, JUNIT, AJAX, JSP, Ext JS. JSP, React JS, Servlets, Struts, JSF, Hibernate, Spring, Spring MVC, Spring DAO, Spring Security, Spring WS, JSTL, RMI, JDBC, JMS.

Java Technologies: JDK, Collections, Multithreading, Exception Handling

Web Servers: Apache-Tomcat

Application Servers: Web Logic 10.3, Tomcat, Web sphere, JBoss

Markup & Scripting Lang: JavaScript, HTML

Framework: Spring AOP, Spring MVC, Spring IOC, Apache Wicket, Struts 1.x, JQuery, Hibernate

GUI and Proto type Tools: HTML4/5, HDML, JAXP API, DHTML, JSF, XML, SAX, DOM, XSLT, XPATH, Java Script, CSS2/3, JQuery, DOJO, Struts Tag, Display Tag, Web services (REST, SOAP), JAX-WS API, Angular JS, Bootstrap.

IDE: Eclipse, NetBeans, RAD, RSA, WSAD

Databases and Tools: Mysql, Oracle, SQL Workbench, DB2, Mongo DB

ORM Tool: Hibernate

Web Service Technologies: Web Services, SOAP, Restful, Soap UI

Testing / Bug Fix Tools: JUNIT, Bugzila, Spock Framework (Groovy), Selenium, JIRA

Operating Systems: Windows XP/NT/2000, Linux, UNIX

Design Methodology/Tools: UML, Object Oriented Analysis and Design, J2EE Design Patterns

Deployment & Build Tool: Apache Ant, Apache Maven

Source/Version Control: SVN, VSS, CVS, GHE, GIT

Documentation Tool: Microsoft Word, Microsoft Visio, Open Office, Excel

Miscellaneous: MS office 2003, EditPlus, TextPad, Log4j, WinSCP, Putty

Other skills: Ensemble, Meditech, WBIMB, MQ, Interface Explorer, Beyond Compare

PROFESSIONAL EXPERIENCE:

Confidential, Bellevue, WA

Sr. Java/ J2EE Developer

Responsibilities:

• Involved in Analysis, Design, Development and Testing process of the PayBills application.
• Interacting with the client and designing Technical design document from Business Requirements for the development team.
• Involved in application design like Sequence Diagrams, Class Diagrams using JUDE tool.
• Involved in preparing High level and low level design documents for the web services used in application.
• Used Core Java concepts such as multi-threading, collections, garbage collection and other JEE technologies during development phase and used different design patterns.
• Used Spring Beans to encapsulate business logic and Implemented Application MVC Architecture using Spring MVC framework.
• Involved in writing JSP and JSF components. Used JSTL Tag library (Core, Logic, Nested, Bean and Html tag libs) to create standard dynamic web pages.
• Created Spring Batches for running batch jobs and documented the use of Spring Batch.
• Used Spring transaction management to maintain database transactions, Spring AOP to deal with crosscutting functionality and Spring security for authentication and authorization.
• Designed and developed Presentation Layer using MVC framework, JSP, JESS, HTML, XML, XSLT and JavaScript & CSS.
• Developed XMLs, Java Script and Java classes for dynamic HTML generation to perform the server side processing on the client requests and also used Amazon web services (AWS).
• Developed server side code that computed most of the business logic, which includes the execution of external service calls (to get data from mainframes system using SDFs and call the external system to get the required data)
• Developed Web Services which communicates with different other applications using SOAP.
• Write Python scripts to parse XML documents and load the data in database
• Developed the WSDL and Web Services in Apache Axis2 for different modules.
• Build the application using TDD Test Driven Development approach.
• Build Microservices that connect to Oracle database
• Did performance analysis using various tools like JProfiler, Introscope, Jmeter.
• Improved test coverage using JMock, JUnit.
• Tested Web Services using SOAP UI toolkit locally.
• Used spring JDBC template for persistence with data base.
• Involved in generating JAXB classes from schema files.
• Used AWS IAM to manage the user credentials
• Used AWS Cloud Watch to monitor the application and to store the logging information.
• Good experience using UNIX commands to see the log files on the server
• Created MULE ESB artifact and configured the MULE config files and deployed.
• Responsible for maintaining and expanding our AWS infrastructure using AWS (EC2/EBS).
• Involved in creating http inbound & outbound flows, custom java and XSLT transformers and Security of mule endpoint through WSSR.
• Designed publish and subscription of messages using apache kafka for routing messages to right target systems.
• Used apache kafka to consume and publish messages to kafka topic.
• Used React JS to create controllers to handle events triggered by clients and send request to server
• Involved in the implementation of various automation tools like QTP, Selenium, Test complete and Quality center.
• Created continuous integration builds using Maven and Harvest control.
• Used issue tracking tool JIRA and pivotal tracker for bug fixing and life cycle traceability 
• Prepared Test Cases to perform Unit, Integration & System Testing.
• Involved in unit testing using Mockito.
• Involved unit testing, interface testing, system testing and user acceptance testing of the workflow tool.
• Used log4J for logging and debugging of the application.
• Involved in peer level design & code reviews.
• Supported IST, QA and UAT builds and identified issues in Smoke testing and tracked them efficiently.
• Involved in deploying the application in Unix and to connect to see logs for fixing UAT/Production defects.
• Involved in building the code using Maven & deployed on WebSphere application server

Environment: Java 1.5, J2EE, XML, HTML, XSLT, JSP, JESS, JavaScript, AJAX, Web Services, WSDL, AWS IAM, AWS Cloud Watch, SOAP, SVN, AXIS, SOAP UI, Spring security, Spring-IOC, Spring AOP, Spring transaction management, JTA, JProfiler, Introscope, Jmeter, Angular JS, React JS, kafka, Python, TDD, AWS, JIRA, pivotal tracker, JMock, Junit, JDBC JAXB API, Template, Selenium, Oracle 10g, IBM WebSphere, Mockito, Eclipse, Mule ESB, UNIX, CA Harvest.

Confidential, Elmhurst, NY

Sr. Java/ J2EE Developer

Responsibilities:

• SDLC Requirements gathering, Analysis, Design, Development and Testing of application developed using AGILE methodology.
• Implementing MVC Architecture integrating JSP with Spring frameworks for developing the whole application.
• Used Pivotal Cloud Foundry to deploy Micro Service applications.
• Used Swagger for API documentation.
• Cobertura for Unit test coverage (JUnit).
• SonarQube in IDE for improved code quality (at least 90%).
• HP’s Fortify for secured automated code scans focused on identifying common threats and application security vulnerabilities regarding OWASP TOP10 and SANS TOP25 Programming errors.
• Artifactory repository manager; dependency manager. It blocks unwanted external requests for internal artifacts and controls how and where artifacts are deployed and by whom.
• Used Angular JS for the front end user interface
• Built Spring based Java and Scala microservices to support enterprise web application.
• Involved in development of presentation layer using JSP and Servlets with Development tool Eclipse IDE 4.4.
• Worked on development of Hibernate, including mapping files, configuration file and classes to interact with the database.
• Implemented Object-relation mapping in the persistence layer using hibernate JPA framework in conjunction with Spring functionality.
• Involved in injecting dependencies into code using Spring core module.
• Created custom Java Build packs, configured Auto Scaler in Pivotal Cloud Foundry.
• Developed the Business layer using Spring AOP, Spring IOC, MVC and JTA modules.
• Maintained, structured and surveyed documents within the NOSQL MongoDB database.
• Redesigned and developed JSP based application using RestFul webservices, Bootstrap, AngularJS, HTML5 and CSS3.
• Involved in developing code for obtaining bean references in Spring framework using Dependency Injection (DI) or Inversion of Control (IoC) also Spring Boot.
• Developed web-based customer management software using JSP, Spring and RESTFul web services.
• Experienced first-hand the best/worst practices for integrating micro services into an existing system architecture.
• Involved in WebSphere MQ Series integration with the application.
• Created configuration files for spring, Hibernate and JSP navigation.
• Created Java Servlet and other classes, deployed as EAR file, connecting to DB2 database using Spring.
• Jenkins Enterprise Continuous Integration software for build, test & deploy code.
• Create OpenStack Instance servers that come equipped with several resources such as Instances, Virtual CPUs (VCPUs), RAM, Virtual IPs, Security Groups, Volumes and Volume Storage components. Administer and assign these components to one or multiple instances.
• Database password encryption within Chef-Vault using Encrypted Data Bags.
• Setup Test environment in Chef Server.
• Developed the business logics using Java Beans.
• Developed the user interfaces using JSP embedded with JSTL based on MVC architecture.
• Web-UI developed using JSP, AJAX, XSLT, XPATH, JavaScript, React JS, CSS, Java Swing, AWT and Tag libraries
• Effective use of CSS3 features, such as creating multiple column, borders and background, etc. and used LESS/SASS Preprocessor.
• Used GIT for source code maintenance and Bugzilla for bug tracking and maintenance
• Created Ant, UNIX Shell scripts for build and deployment activities in QA, Staging and Production environments.
• Involved in Client Interaction.
• Providing estimates for the changes based on the business and functional requirements.
• Used JUnit framework for Unit testing of application and Spock Groovy framework for Automated Functional Testing.
• Utilized Log4J for logging application-debugging logs.

Environment: Java1.7, UNIX, J2EE, Servlets 2.0, JSP 2.1, JQuery, JTA, JPA, Spring4.2, HTML5, CSS3, Tiles, Log4J, ANT, Web services(Restful), WebSphere 6.1 Commerce, DB2, IBM WebSphere MQ, Swagger for API Documentation, Java Swing, AWT, Cobertura, Mongo DB, Hadoop, Scala, Sonar, Spock Automated Functional Tests (Groovy), Fortify, AJAX, XSLT, XPATH, Micro services, Pivotal Cloud Foundry, Spring Boot, Junit, LESS, SASS, Artifactory, OpenStack Instance, Data Bags, Chef, JavaScript, React JS, Node JS, GIT, Jenkins Enterprise.

Confidential, Phoenix, AZ

Java/ J2EE Developer

Responsibilities:

• Involved in analysis, design and development of applications based on Java, J2EE design patterns.
• Involved in Requirement gathering phase to gather the requirements from the business users and dealing with UX team to continuously accommodate changing user requirements.
• Expertise in client side designing and validations using HTML5, CSS3, JavaScript, JSP and Spring MVC.
• Consumed RESTful web services using simple client side technologies using JavaScript, AJAX, JSON, HTML5 and CSS3.
• Extensively used Restful Web Services to insert, deleted and updated details and their information will be used by other two applications.
• Enhanced an existing AngularJS application to follow strict MVC patterns for improved source code maintenance which resulted in 40% code reduction, ease of upgrade, scalability, ease of developer spin up and enhanced performance.
• Developed detailed mockups, prototypes and wireframes to illustrate interface and design concepts of the website using Microsoft Visio.
• Write Python scripts to parse XML documents and load the data in database
• Involved in the creation of interface to manage user menu and Bulk update of Attributes using Angular.js and JQuery.
• Worked on the modernization of a legacy and outsourced UI. Technologies used were JQuery.
• Utilized Adobe Fireworks, Adobe Photoshop, Adobe Dreamweaver and Illustrator for the front-end development such as web pages, graphics and multimedia's.
• Integrated the front-end UI to the back end using Spring framework.
• Written stored procedures and inner joins using RDBMS Oracle on Unix and Windows environment
• Created HTML navigation menu that is role based menu items changes dynamically, derived from the database in the form of XML.
• Developed page layouts, Navigations and presented designs and concepts to the clients and the management review.
• Implemented CSS3 and JavaScript based navigation system visually identical to previous table-based system to improve ease of maintenance and organic search engine placement.
• Used the Mozilla Firefox extension, Firebug, to view and debug HTML, DOM and JavaScript.
• Worked with WebSphere application server that handles various requests from Client.
• Deploying fixes and updates using IBM WebSphere application server. Experience converting from Attunity to Power Exchange
• Developed web page layouts using CSS mechanism to include different colors, layout, width, height, font size, images size to the web pages.
• Involved in creating Restful services with the JAXB and JAX-WS Provider and Dispatch APIs. 
• Developed Restful web service using CFX framework implementation provided JAX-RS 1.1 and JAX-RS 1.0 the java API to create the web services.
• Utilized various JQUERY plugins to build Rich Internet Application (RIA) to make it look more intuitive.io
• Developed client-side AJAX application that uses XSLT, XPath, JavaScript OOP, and more Bind objects and retrieve them via JNDI interface and also developed the JTA module.
• Involved in load testing using jmeter on JBOSS server with yourkit java profiler.
• Created reusable jmeter templates for load testing.
• Implemented agent-server messaging dialog using Camel and JMS (Rabbit MQ Implementation)
• Design and develop custom pipes (JMS, Web Services and SQL) for mandates & accounts to flow into various processing systems.
• Involved in migrating the application into Pivotal cloud Foundry.
• Developed Modal pop-ups for responsive web design on mobile devices.
• Implemented reusable JSP templates using JSF Facelets.
• Implemented Hibernate and replaced JDBC code with SQL and MongoDB
• Implemented Cassandra with Hibernate
• Used AJAX framework for asynchronous data transfer between the browser and the server.
• Used JMS (MQ Series) for sending out automated notification emails to respective users of the application.
• Used Rabbit MQ queues for implementation of multi-threaded synchronization processes using JMS queues for consumption requests.
• Used JBoss Application server as the JMS provider to manage the sessions and queues and GIT for source/version control.
• Designed and developed various Screens using JSP, HTML, and CSS.
• Performed automation testing using TestNG and Selenium WebDriver framework.
• In cloud environment helped to migrate existing AWS service activation infrastructure into a Pivotal cloud foundry.
• Created and modified new and existing pages, applied new styles on the pages with the help of JavaScript .
• Provided Maven build script for building and deploying the application.
• Used CVS for version control and used IBMRAD 6.0 as the IDE for implementing the application
• Performed various DDL, DML operations on Oracle database using SQL queries.
• Worked with the team of architects and back-end Developers to gather requirements and enhance the application functionality and add new features.

Environment: Java 1.7, HTML5, CSS3, JDBC, JavaScript, JQuery, AJAX, MongoDB, Hadoop, JSP, Spring MVC, Agile, CVS,, Maven, Python, Bamboo, Adobe Firework, Cassandra, Hibernate, Rabbit MQ, JAX-WS, jmeter, JAXB, Angular js, Node js, Photoshop, Dreamweaver, JAX-RS, JSF Facelets, JAX-RPC, Illustrator, XML, XSLT, Xpath, DOM, JNDI, Pivotal cloud Foundry, JTA, SQL, JBoss, Oracle, Windows, UNIX, JMS, TestNG, Selenium, RESTFUL Webservices, JMS.

Confidential, Minneapolis, MN

Java/ J2EE Developer

Responsibilities:

• Worked with business teams on requirements gathering and estimating the efforts for development using agile methodology to integrate business line of apps with SOA in a seamless fashion.
• Developed the UML Use Cases, Activity, Sequence and Class diagrams using Rational Rose.
• Extensively worked on business, front end and persistence tier using the JSP, Servlets, Spring MVC, and JSON.
• Developed user interfaces using JSP, JQuery, JavaScript, HTML5, and CSS3.
• Used GWT and Amazon AWS (EC2/S3/EBS) for prototyping and subsequent evaluation. 
• Responsible for maintaining and expanding our AWS infrastructure using AWS (EC2/EBS) 
• Used AJAX to implement some customizations which required dynamic behavior like controls dependent on user value selection on some other controls.
• Implemented Java multi-threading and thread handling issues during application development
• Developed application service components and configured beans using Spring IOC, creation of Hibernate mapping files and generation of database schema.
• Maintained hibernate configuration file and hbm files for object relational mapping.
• Used Hibernate Query Language (HQL) features like Named Queries for querying the database and using the objects in data access layer.
• Develop innovative and quality solutions by making use of latest tools and technologies like Apache CXF, Spring Core, and Spring AOP.
• Created and maintained Docker images
• Managed Database Transactions using Spring’s Transaction Management module and optimized and improved performance of the queries.
• Also participated in development of new features for the core of the application. This included converting the company's current SOAP API to RESTful web services.
• Developed Rest architecture based web services to facilitate communication between client and servers.
• Invoked web services and parsed the XML results.
• Used Jenkins and Docker to run automation tests and deploy the code to Development and QA environments.
• Responsible for performance issues. Optimized ant build scripts for faster building and worked on modifying shell scripts
• Extensively involved in the development of backend Logics or data access logic using Oracle DB and JDBC.
• Developed stored procedures, triggers and functions with PL/SQL for Oracle database
• Use of WebLogic application server to deploy the application and connect through the data source using JNDI.
• Wrote Unit testing and Test suites using JUnit framework for testing the application.
• Developed application code using Eclipse IDE and configured with ANT.
• Used SVN for version control and A NT for application build .
• Participated in weekly status meeting for providing the development updates.
• Production support for the application to resolve the issues experienced by the users.

Environment: Java1.7, J2EE, Spring, Hibernate, JQuery, AJAX, Apache CXF, Tomcat server, JavaScript, Oracle 11g, Cassandra, JDBC, GWT, RESTful web services, SOAP, Eclipse, Docker, WebLogic, Clear Case, JUnit, UML, JSP, JSTL, EJB, AWS, Servlet, ANT, SVN, JNDI, Jenkins.

Confidential

Java Developer

Responsibilities:

• Used Struts framework to implement the MVC architecture for most applications.
• Developed Java Servlets for handling requests and responses from the web page.
• Involved in complete SDLC management using Rational Unified Process - Requirements gathering, Design, Analysis, Development and Testing
• Gathered and analyzed user requirements and translated them into system solutions using Rational Rose (UML).
• Followed the Java coding standards for scalability, reusability and ease of maintenance.
• Developed and consumed JAX-WS based Web Services using SOAP, WSDL and local testing using SoapUI tool.
• Created use case diagrams, object model diagrams, activity diagrams, class diagrams, sequence diagrams, deployment diagrams etc using UML.
• Configured, maintained JBoss Application Server and utilized for deploying the application
• Provided weekly status reports to the manager with the latest information of all ongoing activities.
• Used Struts framework along with JSP, Servlets, HTML, CSS, JQuery and JavaScript to construct dynamic web pages.
• Performed validation for client side as well as server side with the help of Struts Validation Frame Work.
• Created XML Schema, XML template and XSL. Developed Web Services Application using SOAP and WS-Security
• Developed and deployed Entity beans, which communicated with Oracle.
• Involved in the development of HTML, CSS and JSP.
• Written Unit test cases using JUnit and involved in Performance testing using JMeter 
• Rational Clear Case was used as Source and version control for rebasing and delivering the code
• Designing and maintaining of the Oracle Database and various Tables.
• Developed a Technical Specification document.

Environment: Java 1.6, J2EE, JSP, CSS, JQuery, JDBC, HTML, Apache Tomcat, Java Script, Struts, EJB, JAX-WS, WS security, Java Servlets, SOAP, JBoss, Oracle 8i, MS SQL Server, UML, Junit, JMeter, Clear Case, Maven.