SUMMARY:

• 8+ years of experience in developing and designing Web Based Internet/Intranet, Client - Server and Multi-tier distributed applications using latest J2EE technologies and various open source frameworks.
• Experienced in all stages of SDLC (Software Development Life Cycle) including proposal, process engineering, requirement analysis, design, development, testing, deployment and support.
• Proficient in Object Oriented Analysis and Design (OOAD) based on Unified Modeling Language (UML).
• Proficient in Java Multithreading, Collections API, Socket programming, Swing programming.
• Used Adobe flex framework for building and maintaining web applications to deploy on all major platforms.
• Extensive noledge of MVC architecture and J2EE Design Patterns like Singleton, Session Facade, Service locator, DAO, DTO and Value Object in teh development of web based Enterprise Applications.
• Good in Java/J2EE technologies such as JSP, JSF, Servlets, EJB, XML, XSD, JNDI and Web services.
• Hands-on experience in Front-End technologies like AngularJS, Angular4, Bootstrap, HTML5, ReactJS, NodeJS, JavaScript, CSS3, jQuery, Google Web Toolkit (GWT), Tag Libraries, Custom Tags, Ajax, Ext JS used for Responsive web design.
• Experience in JSF, Prime-Faces and Rich-Faces framework for Developing teh User Interface.
• Knowledge in Docker Components like Docker Engine, Docker Hub, Virtual Machine and Docker Registry, Docker containerized applications and deploying Chef-Server on AWS.
• Expert in major relational databases like Oracle, MySQL, SQL Server and DB2.
• Good working experience in No-SQL Database including MongoDB, Cassandra, Couch DB and DynamoDB.
• Proven experience in writing Queries, Stored Procedures, Triggers, Cursors, Functions and Packages TOAD.
• Proficient in GUI & validation plug-ins like Tiles, Validator Frameworks and Custom Tag Libraries.
• Implemented various Ajax Frameworks such as JQuery, DOJO and JSON. Designed and developed various integration components using JMS and MQ Series.
• Expertise in developing Web Services for data transfer from client to server and vice versa using Apache Axis, REST, SOAP, WSDL, and UDDI.
• Good understanding of SDLC processes, AGILE-SCRUM and waterfall methodologies.
• Written and developed scripts for automating tasks using, Python, Ant 1.5, and UNIX shell programming.
• Exposure to Application Servers like BEA WebLogic, IBM WebSphere, Apache Tomcat and JBoss.
• Hands on experience with source control tools like CVS, Clear Case, SVN, Git and Perforce.
• Good noledge in working with Collections API, Multithreading and OOPs technologies.
• Good experience in using Amazon Web Services (AWS) andAWSSNS/SQS for delivering messages.
• Proficient inAWS Cloud platform which includes EC2, VPC, EBS, AMI, SNS, RDS, EBS, Cloud Watch, Cloud Trail, Cloud Formation, Lambda, Auto scaling, Cloud Front, IAM, S3 and R53.
• Developed teh Spring Features like Spring MVC, Spring DAO, Spring Boot, Spring Batch, Spring Heroku, Spring Security, Spring Integration, Spring Zuul, Spring Eureka, Spring Netflix, Spring Hystrix.
• Developed Struts based presentation layer, hibernate based DAO layer and integrated them using Spring Dependency injection, ORM and Web modules.
• Hands on experience application and Web servers IBM Web Sphere Application Server, WebLogic, JBoss, and Tomcat, Oracle Web Tier, Apache Web Server, Klone, X5 Web Server
• Experienced in Middleware persistence framework like Hibernate/JPA, JDBC, iBatis for mapping Java POJO classes/Objects with database and using Hibernate Query Language (HQL).
• Knowledge in designing and implementing Solutions using EC2, S3, EBS, Elastic Load balancer and VPC.
• Deployed application updates to AWS Cloud and monitored teh load balancing of different instances.
• Expertise in Cutting Edge Technologies like EJB, JMS, JTA, XML and Web Sphere MQ Series with strong experience in Developing and Deploying Enterprise Java Beans on Application Servers like WebLogic, WebSphere and JBoss.
• Extensively worked on debugging using Logging Frameworks such as Apache Log4j.Performed Unit testing, Integration Testing& generating of test cases for web applications using Junit, JenkinsandLog4J.
• Experience in using Maven, Gradle, Ant builds and in Visualization tools like Tableau.
• Hands-on experience with IDE’s like IBM Eclipse, NetBeans, Spring Tool Suite(STS) and IntelliJ.

TECHNICAL SKILLS:

Languages: Java 8.0/7.0/6.0/5.0, Java/J2EE, C, C++, JDBC, DTD, UML, Design Patterns, Shell Scripts, HTML, PHP, JavaScript, SQL and PL/SQL

Frameworks: Spring 4.x/3.x/2.x, Hibernate 4.0/3.0, Struts 1.x/2.0.

Web Technologies: HTML/XHTML/DHTML/HTML5, CSS/CSS3, Servlets, JSPs, EJB, JNDI, JMS, XML, XSLT, JSF, JQuery, Ajax, AngularJS, Node.js, ReactJS, BackBoneJs, Extjs, Bootstrap.

Web/Application Servers: Apache Tomcat 5.x/6.x/7.x/8.x, IBM WebSphere, BEA Web Logic 9.x/10.x/12.xJ-Boss 6.x/7.x, GlassFish.

IDE’s: Eclipse, NetBeans, Spring Tool suite 2.x/3.x, IBM -WSAD and Intellij 14.x/15.x

Database: Oracle 12c/11i/11g/10g/9i/8i, SQL Server, MySql5.7, Sybase 12.5, DB2, Mongo DB and Cassandra

Web Services: AXIS, SOAP, RESTful, JAX-RPC, JAX-RS, JAX-WS, WSDL, JAX-P, JAX-B.

Version Control: JIRA, CVS, SVN, GitHub, Subversion and Clear Case

Build Tool / plugin: ANT, Log4j and Maven 3.x, Hudson 3.x, Jenkins 2.x

Testing Frameworks: Junit, JMeter, Jtest, SOAP UI.

Operating Systems: Windows, Unix, Linux and MAC.

PROFESSIONAL EXPERIENCE:

Confidential, Lombard, IL

Senior Java Middleware Developer

Responsibilities:

• Worked in Agile, Scrum Environment’s and participated in requirement gathering, analysis and design.
• Defined and constructed layers, server-side objects and client-side interfaces on Java/J2EE design patterns.
• Developed and implemented Swing and Spring MVC framework for teh application.
• Utilized Java 8 features like Lambda expressions and Stream API for Bulk data operations on Collections which would increase teh performance of teh Application.
• Designed Prototype and project layout skeletons JQuery, CSS3, HTML5, XML, DHTML and JavaScript.
• Developed Single Page Applications (SPA’s) using AngularJS. Created Multiple & Nested Views, Routing, Controllers, Services and Custom Directives, Node.js, Bower and Grunt.
• Involved in teh process of Design, Coding and Testing phases of teh software development cycle, involved in designing Spring boot application andHibernate ORM 5.0.2.
• Created an in-memory data structure cache by using React DOM for updating browser efficiently.
• Worked on performance tuning of cluster usingMongoDB, configured internode communication between MongoDB nodes and client using SSL encryption.
• Used AngularJS in creating animations based on CSS classes for a new requirement surfaced for teh client.
• Creating a responsive web application integrating Twitter BootstrapwithAngularJS and media queries.
• Used react-redux library to connect Redux application state to ReactJS components, used redux store to combine different reducers to produce a global state.
• RESTful web services using Jersey for JAX-RS implementation and to transport detain JSON format.
• Worked on SOA Web Services using SOAP for transmission of large blocks of XML data over HTTP.
• Consumed Web Services to fetch and direct credit card information from third party application.
• Developed new features for a REST SOA backend in Clojure and led evolution of an backend architecture.
• Used a Microservice architecture, with Spring Boot-based services interacting through a combination of REST and Apache Kafka message brokers
• Developed Microservices using Spring Boot, Spring Security, Eureka, HATEOAS and deployed to AWS.
• Implemented teh associated business modules integration using Spring, and Hibernate data mapping.
• Used Spring dependency injection, annotations and Spring MVC components to implement business layer and navigation part of application.
• Used various jQuery and Bootstrap plug-in like date picker, Bootstrap selectors.
• Exposed and consumed SOAP based Web Services to communicate between systems.
• Created RESTful web services interface toJava-based runtime engine.
• UsedActive MQto improve teh stability and scaled teh system for more concurrent users.
• Used Multithreading to process tables as and when a specific user data is completed in one table.
• Used Splunk forwarders to provide reliable collection to deliver data to Splunk for indexing, storage Implementing procedures for designing, coding and testing of application code through ILOG Jrules.
• Expertise in programming using Scala, built Scala prototype for teh application requirement and focused on types of functional Scala.
• Maintain and monitor teh working ofOracle Fusion Middleware products such asOracle Service Oriented Architecture andOracle Service BUS
• Performed Disaster Recovery (DR) architecture forSOA suitsin case of disaster and how to support during a calamity.
• Expertise in Enterprise Service Bus (ESB), Oracle Mediator, Java Message Service (JMS) Queues, Oracle Advanced Queues (AQ), Oracle Resource Adapters
• Configured and verified AWS workstations as per application requirement.
• Experience with Eclipse toolbar, open teh drop-down Amazon Web Services menu (identified by teh AWS icon) and select New AWS Lambda Java project.
• Worked on creation of custom Docker container images, tagging and pushing teh images.
• Created Mule ESB based tool suite for handling message transitioning, validation, enrichment and routing upstream and downstream entity data consumers.
• Used JMS for reliable and asynchronous exchange of essential information such as payment status report.
• Wrote SQL queries, stored procedures and enhanced performance by running explain plans.
• Composed and executed MongoDB scripts to insert and update NoSQL database automating data changes and reporting and Managing and maintaining Oracle and NoSQL databases in production domain.
• Wrote an integration application in Groovy for teh Magento Shopping Cart Application and Counter Point.
• Created and configured new JIRA projects and worked with departments to maintain existing JIRA projects.
• Used log4j for logging and SVN for version control also occasionally employed GITHUB as repo store.
• Used XStream API to transfer data back and forth between Spring MVC and Ext JS.
• Developed Maven scripts and developed builds using Maven and continuous integration servers like Jenkins.
• Used Maven goals for testing and packaging teh various components and releasing on Apache Archiva for easy accessibility and maintenance within teh organization
• Use Jenkins with Maven to Compile & Build Microservices code and configure Build Triggers.
• Written highly d blog posts on Error Handling in Scala and Problems dat Scala Fixes.
• Implemented REST web services in Scala using Akka for tracking an application.
• Use of data structures and algorithms for time and memory complexity reduction.
• Used DevOps to refer emphasize teh collaboration and communication of both software developers and information technology professionals automating teh process of software delivery and infrastructure changes.
• Elastic Cache can be run in teh Amazon Virtual Private Cloud (Amazon VPC) environment and alsoRedis can use Elastic Cache with almost no modification.
• Performing Smoke Testing and Acceptance Testing with Selenium in multiple Java platforms.
• Followed TDD (Test Driven Development) methodology to write unit tests with JUNIT and Mockito. Write automated regression tests using JMeter.

Environment: Java, J2EE, JDK 1.7/1.8, RCP, AWS SDK, Ext JS, Git, Swing, JFC, Spring 4.x, AWS SNS/SQS, hibernate4.x, Scala, Core Java, SOAP/Rest, Web Services, Python 2.7, JavaScript, Clojure, UML, HTML5, CSS, SASS, RAD 7, WAS 8 WSDL, SDK’s, JIRA 5.x/6.x, JAXB, Linux, JAX-WS, JAX RPC, JMS, UNIX, Selenium NOSQL(MongoDB), AngularJS1.5, ReactJS, AJAX, Apache JMeter, JQuery, Mule ESBJ Unit, Maven, EMR.

Confidential, Denver, CO

Senior Java Middleware Developer

Responsibilities:

• Developed teh J2EE application based on teh Service Oriented Architecture.
• Used Design Patterns like Singleton, Factory, Session Facade and DAO.
• Developed using new features of Java 1.7 Annotations, Generics, enhanced for loop and Enums.
• Developed screens using HTML, CSS, JavaScript, JQuery and AJAX, Node.js.
• Designed SOA integration using Apache CXF. Enabled rapid service tier development.
• Used AngularJSfor DOM Manipulation, Filters, and Directives, Validations, Modules, Factory Services, Expressions, DOM, Events.
• Created Single Page Application with teh help ofAngular4Module and used template routing for bread crumb.
• Used Twitter Bootstrap to create responsive web pages which displayed properly in different screen sizes.
• Implemented Cross-browser Compatibility of UI pages for internet browsers Chrome, Firefox, and 9/10/11.
• Design and development of core plug-ins using HTTP and XML, OS system calls for multi platforms, JDBC and OCI for Database access in multi-threaded agent.
• Debugged teh application using Chrome Inspector, Firebug, IE Tester and many other debugging tools.
• Created and injected Spring services, Spring controllers and DAOs to achieve dependency injection and to wire objects of business classes.
• Used Spring Inheritance to develop beans from already developed parent beans.
• Developed Service Layer Using Spring, AspectJ and persistence layer using Hibernate.
• Designed data layer using Hibernate ORM 5.0.2 and used Spring ORM to integrate with Hibernate 3.0, and REST APIs dat allow low-cost application integrations, Using AngularJS.
• Used Hibernate Transaction Management, Hibernate Batch Transactions, cache concepts.
• Involved in implementing DAO layers using JPA standards and Hibernate API interfaces.
• Created SQL queries, PL/SQL Stored Procedures, Functions for teh Database layer by studying teh required business objects and validating them with Stored Procedures using DB2 and JPA with Hibernate provider.
• Used AJAX in suggestion list and to display dialog boxes, Developed Web Services using WSS SOAP, WSDL, UDDI and XML, Created Stored Procedures using PL/SQL.
• Extensively used Hibernate mapping, HQL, EH Cache, Query, Criteria, Transactions and Locking.
• Got exposure to build and deploy teh changes in a production environment by executing teh build script and deploying teh compiled GWT client side code and server- side code to teh production server.
• Developed REST Web Service clients to consume those Web Services as well other enterprise Services.
• Exposed teh Web Services to teh client applications by sharing teh WSDL’s.
• Implemented SOA to develop REST Based Web services using Apache Axis. Developed Microservices to provide Rest API's utilizing Spring MVC
• Created logical and physical data models putting to practice, concepts of normalization and RDBMS.
• Developed and consumed Apache CXF based Web Services as part of Payments Application.
• Focused on Test Driven Development; thereby creating detailed JUnit tests for every single piece of functionality before actually writing teh functionality.
• Used Log4j utility to generate run-time logs. SVN was used for project management and version management.
• Deployed teh application on JBOSSapplication server.

Environment: J2EE, Springmok4.x, Spring MVC, Hibernate 3.x, AngularJS, jQuery, JSON, Servlets 2.3, JDBC, AJAX, Web services, SOAP, XML, Java Beans, XStream, Net Tool, Apache CXF 2.6, Apache POI, Ext JS, JQuery, JavaScript, JBOSS, Agile Methodology, Design Patterns, SVN, Apache Maven, JUnit, HTML Unit, XSLT, HTML/DHTML.

Confidential - NYC, NY

Senior Java Middleware Developer

Responsibilities:

• Involved in various phases of Software Development Life Cycle (SDLC) such as requirements gathering, modeling, analysis, design, development, testing, and monitoring.
• Involved in Use Case Diagrams, Class Diagrams and Sequence diagrams using Rational Rose.
• Spring JMS was used to connect to Active MQ for interconnecting various internal systems.
• Implemented Java Multi-threading and Thread handling issues during application development.
• Implemented SOA web sphere appliance in teh web services for teh ease of error handling and load balancing.
• Tested Web Services using SOAP UI and involved in composing test suites for operations.
• Used Collection Framework and Multithreading for performing cache Operation.
• Extensively used various Spring Framework modules like DI(IOC), Bean Wiring, Inheritance, Auto Wiring, JDBC Templates, AOP and Spring Quartz Schedulers for Jobs.
• Involved in developing code for obtaining bean s in spring framework using Dependency Injection (DI)or Inversion of Control (IOC) using annotations.
• Developed session, entity beans and message driven beans.
• Developed, and debugged teh EJB with WebSphere Application server.
• By Using JPA wrote application code dat interacts with database.
• Implemented interceptors using Hibernate and build and releaseSpringBootframework.
• Designed and developed web pages using with HTML, DHTML, XHTML, CSS, and JSP.
• Achieved role control functionality mainly by retrieving JSON data from AJAX and combining teh retrieved data with jQuery to manipulate nodes in DOM tree.
• WSDL was used for publishing Web Service interfaces.
• Utilized a combination of regular expression and jQuery Validation Plugin to conduct input check.
• Performed unit testing using JUNIT framework and used JQuery test cases for testing action classes, Monitored teh logs using Log4j and fixed teh problems and used Git HUB and Git UI for version control.
• While in teh newer sub project, conducted validation in AngularJS way.
• Used XML/XSLT for transforming common XML format and SAML for Single Sign-On.
• Designed configuration XML Schema for teh application.
• Maintained backend services to provide data to Android apps runs in a TVs and phones.
• Developed Maven scripts and developed builds using Mavenand continuous integration servers like Jenkins.
• Used XML Http Request Object to provide asynchronous communication as part of AJAX implementation.
• Experience with KORN based scripts as part of triggering UNIX and J2EE based Jobs.
• Used SOAP for Web Services by exchanging XML data between applications over HTTP and Used SOA and SOAP UI for web based applications.
• Junit tests were written to test each module in teh application.
• Prepared teh test plans and executed test cases for unit, integration and system testing using different automation tools like Junit, Soap UI and Fiddler.

Environment: Core Java/J2EE, Servlets, Java Spring, JSTL, EJB, JMS, XML, XSLT, JDBC, AJAX, IBM WebSphere Application Server 7.0, Oracle 10g, WSAD, IBM MQ, HTML, CSS, JavaScript, Eclipse, UML,Rational Rose, Windows XP, CVS, JUnit, ANT, Adobe Flex, Visio.

Confidential

Sr. Java/J2EE Developer

Responsibilities:

• Developed teh J2EE application based on teh Service Oriented Architecture.
• Used Spring Framework for dependency injection, integration of Hibernate using Spring ORM support, development of RESTful web services to give JSON output.
• Used Spring MVC front controller to handle requests from dispatcher servlet to handle incoming requests.
• MVC from scratch using XML configurations, namespace handling, Spring security set up and giving access to resource, wrote code to transform XML documents using JAXB Marshalling and Unmarshalling using Spring Injections.
• Developed teh applications using SPRING framework including Spring Core, Spring WS, Spring MVC, and Spring Integrations design pattern
• Used Hibernate in persistence layer, hibernate mappings using Annotations, HQL, Criteria and Queries.
• Involved in Design and Development of RESTful API.
• Worked with SOAP UI, JAX-WS to create Web Services and consuming teh existing services.
• REST web services are created -Spring with Jackson Mappers exchange data using JSON data structure.
• Used SVN for source Version Control, resolving code conflicts and merging code base.
• Deployed teh application in Web Logic Application Server.
• Developed Microservices to provide Rest API's utilizing Spring MVC
• Strong experience in writing PL/SQL queries and performance tuning.
• Developed Unix Shell scripts to automate repetitive database processes.
• Used Maven for dependency management, build applications and deploy to teh containers, application servers and create versions in teh repository.
• Used JUnit for unit testing of teh application and log4j for logging.

Environment: Core Java, Java 1.6, Spring, Hibernate, SVN, Apache, Eclipse 3.3, JNDI, Log4j, JUnit, XML, XSD, AngularJS, Node.js, JQuery, HTML 5, bootstrap, JavaScript, Web Logic Application Server, Oracle, Windows XP, REST API, NetBeans, UNIX.

Confidential, Kansas City, MO

Web Developer

Responsibilities:

• Developed presentation screens by using JSP, HTML and JavaScript.
• Implemented Model View Controller (MVC-2) architecture and developed Form classes, Action Classes for teh entire application using Struts Framework.
• Performed client-side validations using JavaScript serverside validations using Strut Validation Framework.
• Extensively developed web pages using JSP, HTML, JavaScript, Bootstrap and CSS in front end
• Implemented teh data persistence functionality of teh application by using Hibernate to persist java objects to teh relational database.
• Used Hibernate Annotations to reduce time at config level and Annotated bean from Hibernate DAO
• Used HQL statements and procedures to fetch teh data from teh database.
• Transformed, Navigated and Formatted XML documents using XSL, XSLT.
• Used JMS for asynchronous exchange of message by applications on different platforms.
• Developed teh view components using JSP, HTML, Struts Logictags and Struts tag libraries.
• Involved in designing and implementation of Session Facade, Business Delegate, Service Locator patterns to delegate request to appropriate resources.
• Involved in developing SQL queries, stored procedures, and functions.
• Creation of database objects like tables, views using oracle tools like Toad, and SQL* plus.
• Involved in writing Stored Procedure in using PL/SQL.
• Worked on Linux environment for jobs scheduling for Inbound data on monthly basis.
• Used JUnit Testing Framework for performing Unit testing.
• Deployed application WebSphere Application Server and developed Rational Application Developer RAD.
• Involved in developing Use Case, Class, Sequence & Components Diagrams as part of teh documentation.Implemented different levels of logging and timely backups using Log4j.

Environment: Java, J2EE, JSP, Spring, Hibernate, JMS, XML, Web Services, SOAP, AJAX, HTML, JavaScript, CSS, Log4J, JUnit, Maven, WebSphere, Application Server, Eclipse, Oracle.

Confidential

Jr. Programmer

Responsibilities:

• Involved in Analysis and Design of teh Project, which is based on MVC (Model-View-Controller) Architecture and Design Patterns.
• Involved in developing prototypes of teh product.
• Optimized teh code and database for maximum performance Designed Enterprise Application using MVC architecture.
• Created UML Use Cases, Sequence diagrams, Class diagrams and Page flow diagrams using Rational Rose.
• Designed and developed UI using HTML, JSP and Struts where users have all teh items listed for auctions.
• Developed ANT scripts for builds and deployments.
• Developed Controller Servlets, Action and Form objects for process of interacting with Oracle database and retrieving dynamic data.
• Day wise transactions were listed in teh browser using Servlets.
• Code complex SQL Join queries for reporting which include hundreds of different variations of reports Responsible for coding SQL Statements and Stored procedures for back end communication using JDBC.
• Parsing of XML documents was done using SAX and DOM and XML transformation was done using XSLT.
• Wrote JavaScript validations on teh client side.
• Involved in writing Detail Design Documents with UML Specifications.
• Responsible for packaging and deploying components in to teh Tomcat.
• Used java IO to create reports, which were mailed to be mailed to manager every hour.

Environment: CoreJava, Java Beans, JSP, Jbuilder, JavaScript, Servlets, JDBC, LOG4J, XML, XSLT,HTML, Struts, Tiles, SAX, DOM, Tomcat, UNIX, Oracle.