PROFESSIONAL SUMMARY: -

• Over 9 years of experience in delivering enterprise solutions in multiple domains.Expertise in conceptualizing, designing and coding technical solutions using Java/J2EE and UI technology stacks to satisfy complex business problem statements.
• Expert in Various Agile methodologies likeSCRUM, Test Driven Development (TTD), IncrementalandIteration methodology, Pair Programming, Agile Development&Testing using Software Development Life Cycle.
• Experienced inFull stack UI technologiesusingGruntjs, Gulp Server, and Yeoman generator for Angular.
• Experience working on Frameworks like Bootstrap, Foundation, Angular.js, React.js, Node.js and Media Queries.
• Solid experience on JavaScript Frameworks like MVC/MVVM JavaScript frameworks and Exposure to Node.js (Node eclipse &Enide Tool Collections), jQuery UI, Kendo UI.
• Expertise in Core Java concepts such as Generics, Multi-Threading, Collections, Exception Handling, Garbage Collection.
• Areas of expertise includes analysis design and development of software involving technologies likeJava J2EE Servlets JSP JDBC JSTL SPRING 3.0/2.5 JPA Hibernate 3.0 Struts 2.0 Web Services WSDL JMS EJB XML XSLT JNDIHTML JavaScript AJAXandJSF Prime faces.
• Proficient in persistence framework likeHibernate and JPA.
• Expert level skills onJSON, HTML, DHTML, CSS,Drools, Tiles, Tag Librariesand UI frameworks -Twitter Bootstrap, Materialize CSS, jQuery Mobile.
• Experience withjQuery, Ajax, JavaScript, Nodejs, ReactJs, BackboneJs, AngularJs, Angular 2.x/4.xand Client-side validations.
• Experienced in JavaWeb-based, Desktop Based Developmentwith Concepts ofObject Oriented Design(OOD),Object Oriented Analysis(OOA),Object Oriented Programming(OOP) and its implementation.
• Worked extensively onAngular 2/ TypescriptSPA domains.
• Worked on Lambda Expressions, Functional interfaces Stream API's, Time API, and Improvements on Collection, Concurrency, and IO improvements by usingJava 8
• Expertise in the implementation ofCore Javaconcepts of Java,J2EE Technologies:JSP, Servlets, JSF,JSTL,EJBtransaction implementation (CMP, BMP, Message-Driven Beans),Struts, Spring, Swing, Hibernate, iBatis, Java Beans, JDBC, XML, Web Services, JNDI, Multi-Threading, Data structures.
• Experience in Spring ModulesSpring MVC, AOP, IOC, Spring Boot, Spring Microservices, Spring REST, Spring Eureka, Spring Ribbon, Spring Netflix, Spring Hystrix,Spring Dashboard, Spring Zuul, Spring Security.
• Experienced in developing web-applications using various design patterns, includingsession facade, MVC, Data Access Object, Singleton and Factory Pattern.
• Proficient in usingAmazon Web Services (AWS).Extensive experience focusing on services likeEC2, Elastic Beanstalk, CloudWatch, CloudFront, CloudFormation, IAM, S3, RDS, ElastiCache, SNS, SQS, AMI.
• Experience withDockercontainers, leveraging Linux Containers and AMI's to createDocker Images/ containers.
• Experience with messaging systems likeKafka, Kafka event sourcing.
• Worked on (JMS) MQ's likeRabbit MQ,IBM MQandActive MQ.
• Expertise with employment ofSpring KafkaandZookeeperapart fromJMSas messaging service.
• Good Working Experience in Apache Frameworks likeApache CXF, Apache CamelandApache Velocity.
• Fluent in MyBatis, iBatis. Experience on Hibernate/JPA.
• Experience in designingpoint-to-pointandpublish & subscribejava message-oriented middleware models(MOM)usingActive MQ, Rabbit MQ, IBM MQandStrom MQ.
• Experienced in building Web Services usingSOAPandRESTFUL.
• Expertise inXMLtechnologies such asDTD/Schemas, DOM, SAX, XSLT, XPATH, Castor.
• Experience in configuring and deploying the applications onTomcat 5.x/4.x/3/x.,GlassFish, WebSphere 6.x/5.x/7.0,Web Logic 9.x/8.x/7.x/6.x,andJBossServers.
• Experienced in developingUNIX shell scriptsfor batch processing.
• Experience indatabase modeling, designanddevelopmentofPL/SQLstored procedures, packages in relational databases: Oracle 9i / 10g / 11g, SQL Server 2005/2008, DB2, PostgreSQL and MySQL.
• Strong experience withMongoDBdevelopment (reports, schema design, map reduce functions) and migrations fromSQLrelational databases toNoSQLdatabases likeMongoDB,CassandraandCouchDB.
• Good Experience in software configuration management usingCVS, GITandSVN.
• Experienced in performingunit testingusingJUnit, Test NG, Mockito, integration and deployment of applications using tools such asANT,Maven, Gradle, Jenkins& debugging throughlog4jandSplunk.
• UsedSpring Securityto handle user authentication and authorization
• Created Test automation framework usingCucumberandSeleniumweb driver.
• Knowledge of writing rules directly in theDrools Rule Language(DRL), and decision table.
• Expertise on UI testing withKarma, Mocha, JasmineandChai.
• Experience using secure authentication mechanisms likeLDAP, SASLandKerberos v4.
• Good knowledge on dependency management tools such asNPMandBower.
• Developed Interactive graphs usingD3.jswith JSON data.
• Knowledge on tools likeBigF5, Gomez.

TECHNICAL SKILLS: -

Languages: Java 1.5/1.6/1.7/1.8, J2EE, UNIX Shell Scripting, Python 3.6.0, Scala 2.12.1, C, C++.

Web Technologies: HTML/HTML5, DHTML, XML, CSS, Bootstrap, JSF, JavaScript, SERVLETS 3.1, JSP 3.0, JavaBeans 3.0, Java Servlets API 3.0, AJAX.

Frameworks: Spring 4.3, Hibernate 4.3, Angular JS 1.0/1.5/2.0, Struts 2.x/1.x, Log4J.

Application/Web servers: Apache Tomcat 8, IBM WebSphere 8.x/9.x, Jetty, Jenkins 2.50, JBoss Drools - Decision Tables, Tomcat 5.0/6.0/7.0, Glassfish, WildFly.

Relational Databases: Oracle 8i/9i/10g/11g, SQL server 2012/2014/2016, MySQL 5.7, DB2 11.1.

Internet Technologies: HTML 5, JavaScript 1.8, XML 2.0, CSS 3 and CSS 4, JQuery 2.11, Angular JS 2.0, BackBone.JS 1.3.1, Vue .js, Polymer.JS, Node JS 6.0.

JAXWS, JAXRPC, JAX: RS, SOAP, WSDL, UDDI, REST, SOAP UI.

AWS Skills: EC2, Simply Storage Service, Cloud Front, Relational Data Base, Virtual Private Cloud, Route 53, Cloud Watch, Cloud Trial, Identity and Access Management, Simple Notification Service, AWS EMR, AWS CLI.

Windows, MS: DOS, UNIX, Mac OS, Linux and Ubuntu.

Testing Tools: J unit 4.12, Win Runner, Jenkins, Selenium WebDriver/Grid, JIRA 7.0., Bugzilla 4.4.12, and Jasper Reports 6.0

Methodologies: Agile, waterfall, TDD (Test-Driven-Development), Scrum, SDLC.

Developer IDE Platforms: Eclipse, Edit plus, Notepad ++, TEXT PAD, JBuilder, Net Beans 8.0.2, Intellij 2017.1, Spring Tool Suite (STS) 3.8.3, GITHUB 2.12.0.

Build Tools: Ant 1.10, Maven 3.3.9, Gradle 3.4.1.

PROFESSIONAL EXPERIENCE: -

Confidential, Dallas, TX

Sr. Java Full Stack Developer

Responsibilities:

• Responsible forReactUI and architecture. Building components library, including Tree, Slide-View, and Table Grid.
• Involved in various phases ofSoftware Development Life Cycle (SDLC)of the application.
• Developed applications usingAngular2,Java8and new features of java (lambda expressions).
• Developed screens usingHTML5, CSS3, SASS, JavaScript, jQueryandAJAX.
• Developed single page applications usingAngular 4/5, Typescript, HTML5, CSS3, andBootstrap4.
• Good knowledge on dependency management tools such asNPMandBower.
• Design and developed the application using frameworkAngular 2withHTML5, CSS3andTypescript.
• Developed reusable UI components using ES6, Handlebars andWebpack.
• Developed UI components usingAngular 2 dependency Injection, Models, data binding and controllers.
• ImplementedAngular 2Router to enable navigation from one view to another.
• UsedProtractorto performEnd to end testingfor single page application developed usingAngular 2.
• Developed Application to assessJSONandXMLfromRestfulweb service from consumer side usingAngular 2.
• Implemented REST API using Node.js, Express.js.
• Used CI/CD toolsJenkins, Git/GitlabsandDockerregistry for configuration and automation using Ansible.
• Developing user-facing applications using Vue.js.
• Building modular and reusable components and libraries.
• Optimizing your application for performance.
• Implementing automated testing integrated into development and maintenance workflows.
• Staying up to date with all recent developments in the JavaScript and Vue.js space.
• Used node.js as a proxy to interact with RESTful services and interacting with PostgreSQL Database.
• DevelopedJUnit, Chai, Mocha and Gulptest cases for unit, integration, and functional tests.
• Utilized Modernizer extensively to buildHTML5/CSS3based page layouts that are cross-browser compatible.
• Creating Docker containers leveraging existing Linux Containers and AMI's in addition to creating Docker containers from scratch and developingDockerimages to support Development, Testing Teams and their pipelines, distributedJenkins,SeleniumandJMeter images, andElasticsearch, KibanaandLog stash.
• Used Java-J2EE patterns likeModel View Controller (MVC), Business Delegate, Data Transfer Objects, Data Access Objects, factory patterns.
• Designed and developed the End Points (Controllers), Business Layer, DAO Layerusing HibernateandSpring IOC (Dependency Injection).

Confidential, Minneapolis, MN

Sr. Java Full Stack Developer

Responsibilities:

• Responsible forReactUI and architecture. Building components library, including Tree, Slide-View, and Table Grid.
• Active in coding some of the Core Java implementations, used Core Java concepts such as collections, generics and multi-threading.
• Responsible for Building applications usingReact.jswhich allowed us to render pages on both the client and server using the same codebase.
• Developed single page applications usingAngular 4/5, Typescript, HTML5, CSS3, andBootstrap4
• CreatedTypescriptreusable components and services to consumeREST API'susing Component-based architecture provided byAngular 4/5.
• Develop theUIcomponent architecture for developer framework usingAngular 4,Typescript, HTML5, CSS3 and Bootstrap.
• Created custom, self-contained, reusable and testableAngular 4 modules, controllers, directives andservicesto implement key functionalities for customer account summary.
• UsedAngular 4 Http servicesfor asynchronous validations for the input fields of the forms with the data existed in the database.
• Took part in setting up the routing configuration usingAngular 4 routerfor various views and sub views.
• UsediBatisframework to automate the mapping between the SQL databases and the Objects in Java.iBatiswas used for querying the DB2 data.
• ImplementedCore Javaconcepts,JDBCandWeb servicesfor the application.
• ImplementedReact.jscode to handle cross browser compatibility issues in Mozella, IE 7, 8, 9, Safari and FF. UsedBabelplug-in tool for conversion ofECMA versionsto support all type of browsers.
• Developed the flux pattern by usingReduxframework as a core dependency.
• IntegratedReduxdata store allowing React components to have access to data resulting in highly maintainable code.
• CreatedDAOclasses to implement CRUD operations by using JDBC transactions.
• Involved in writingJPAentities
• Used “RabbitMQ” queues for reliable and asynchronous messaging exchange.
• UsedReact-Routerto turn application into Single Page Application.
• Used Java-J2EE patterns likeModel View Controller (MVC), Business Delegate, Data Transfer Objects, Data Access Objects, factory patterns.
• Designed and developed the End Points (Controllers), Business Layer, DAO Layerusing HibernateandSpring IOC (Dependency Injection).
• Extensively usedMVC, Factory, DelegateandSingleton design patterns.
• Developedmicro servicesarchitecture using Rest APIs,spring bootandpivotal cloud foundry.
• DevelopedREST Web Servicesclients to consume those Web Services as well other enterprise wide Web Services.
• Implemented the application using Spring IOC, Spring MVC Framework, Spring AOP, Spring Boot, Spring Batch, and handled the security using Spring Security.
• Spring securityis used for authentication and authorization and to provide protection against attacks likesession fixation,clickjackingandcross site request forgery.
• Spring batchprogramming is executed by using quartz scheduler.
• Developed and consumedREST APIfor the Microservices module and token-based authentication for REST services usingSpring Securityto verify users.
• Developed and implemented application usingDrools BRMSand integrated withMagetoe-commerce API
• Implementing security layer usingSpring Securitycustom authentication technique.
• Enhanced legacy application by building new components inAngular 2andtypescript.
• Developed single page applications usingAngular 2,Typescript,web packandgrunt.
• Involved in writingpersistent.xml,UsedJPAfor persistence.
• Experienced with event-driven and scheduledAWSLambdafunctions to trigger variousAWSresources.
• Implemented REST API using Node.js, Express.js.
• Used node.js as a proxy to interact with RESTful services and interacting with PostgreSQL Database.
• ImplementedRabbit MQServices for reliable and asynchronous exchange of information.
• UsedHibernateframework for back end development andSpring DIfor middle layer development.
• UsedSpring MVC Transaction Management and Hibernate cacheconcepts.
• Modified theSpring Controllers and Servicesclasses to support the introduction of spring framework.
• Creating Docker containers leveraging existing Linux Containers and AMI's in addition to creating Docker containers from scratch and developingDockerimages to support Development, Testing Teams and their pipelines, distributedJenkins,SeleniumandJMeter images, andElasticsearch, KibanaandLog stash.
• UsedJPAandHibernatewith entity beans for interacting persistence layer forCRUDoperations.
• Deployed Docker contained Spring boot micro services in to AWS EC2 container service using AWS admin console and used AWS Lambda to run applications in AWS console.
• InstalledPivotal Cloud Foundry (PCF)on EC2 to manage the containers created byPCF.
• UsedDockerto provide virtualize deployment containers and push the code toEC2cloud usingPCF.
• Experience in working with big data platform with a combination ofHive MQ, CassandraandSpark.
• Worked with high volume and complexPL/SQL stored proceduresandpackagesusingTOAD.
• Experience in data structure design, Data Modeling inCassandra.
• DevelopedJUnit, Chai, Mocha and Gulptest cases for unit, integration, and functional tests.
• Ran Log aggregations, website Activity tracking and commit log for distributed system usingApache Kafka.
• Involved a full complement of Express.js, Angular 2, Node.js and MongoDB to store and present assessments.
• Involved in making of efficient and fast application running using Node.js Non-blocking I/O.
• Developed Rules usingRule Engines-JBoss Drools,Work flows, human tasksto implement Business rules validations and providedDrools Dashboardfor Business users.
• UsedLog4jto print logging, debugging, warning and info on server console. Debugged theMAVENscripts for building entire web application.
• ImplementedCucumberfor behavioral testing of application.
• Developed reusable UI components using ES6, Handlebars andWebpack.

Environment:React.js, Node.js, Babel, Redux, Bootstrap, Docker, Jenkins, Pivotal Cloud Foundry (PCF), Docker, Cassandra, JUnit, Drools,Chai, Mocha, DB2, Gulp, Spring Boot, Spring Security, Spring MVC, Hibernate, Apache Kafka, Rabbit MQ, Log4j, MAVEN, Cucumber, Webpack, Babel.

Confidential, Mounds view, MN

Sr. Java Full Stack Developer

Responsibilities:

• Involved in various phases ofSoftware Development Life Cycle (SDLC)of the application.
• Developed applications usingAngular2,Java8and new features of java (lambda expressions).
• Developed screens usingHTML5, CSS3, SASS, JavaScript, jQueryandAJAX.
• Design and developed the application using frameworkAngular 2withHTML5, CSS3andTypescript.
• Developed UI components usingAngular 2 dependency Injection, Models, data binding and controllers.
• ImplementedAngular 2Router to enable navigation from one view to another.
• UsedProtractorto performEnd to end testingfor single page application developed usingAngular 2.
• Developed Application to assesJSONandXMLfromRestfulweb service from consumer side usingAngular 2.
• Experience in developing Web and Enterprise applications using technologiesJDBC,Servlets,Web Sockets,JSP,EJB, Java Server Faces (JSF),Java Persistence API(JPA), JNDIandJMS.
• Experience with Responsive Web Design,BootstrapandPlygridframework.
• Developed various genericJavaScript, Angular functionsto implement client-side validations.
• Involved in developingThreadSafe blocks formultithreadaccess and distributed transaction management.
• Developed a Filter View and back-end components with the Spring MVC, iBatis, JSTL, Dojo, JQuery, JSTL. Worked on framework APIs like Struts, Spring, iBatis and Hibernate.
• Used Core Java5 (Multithreading, JVM, Garbage Collection, Collections, Generics.), Java EE 5 (Servlets, JSP, JDBC, JNDI, EJB).
• Created and injectedspringservices, controllers and DAOs to achievedependency injection.
• Heavily usedSpring Inheritance, Auto-wiring, Core Container, Security, AOP, Spring Quartzfor scheduling tasks to generate reports and emails to clients.
• Developed Persistence layer usingSpring Datato interact with the Database.
• Developed SpringRestful/Microservicesand implementedSpring Restful/Micro Services and implemented Spring Eureka, Netflix, Ribbonas part ofServices Discoveryusing Apache Axis.
• ImplementedSpring MVCflow to interact with different modules and extensively usedSpring AOPandDependency injectionduring various modules of project.
• DevelopedwithSpring Eurekato retrieve API routes for the entire cluster. Using this strategy eachspring servicein a cluster can be load balanced and exposed through one API gateway.
• UsedMicro servicearchitecture withSpring Bootbased services interacting through a combination ofRESTandApache Kafkamessage brokers.
• ImplementedSpring Circuit breakerpattern, integratedHystrix dashboardto monitorSpring micro services.
• Implemented Authentication & Authorization with Site Minder andSpring security.
• ImplementedRESTbased web services usingJAX-RSannotations,Jersey providerand consumed usingHTTPservices fromangular 2modules.
• Used Amazon Web Services (AWS) likeEC2, S3,cloud watchandElastic Bean Stalkfor code deployment.
• Writing Entities inJava, Play Frameworkalong with named queries to interact with database.
• Experience in Updating, Modifying queries inOracle 11g.
• Composed and executedMongoDBscripts to insert and updateNoSQLdatabase and reporting.
• UsedGWTandAmazon AWS (EC2/S3/EBS)for prototyping and subsequent evaluation.
• Developed quality code adhering toScalacoding standards and best practices.
• Worked withKafka ClusterusingZooKeeper. Developed Applications usingRule Engines-Jboss Drools4.x,Work flows, Human tasksto implement Business rules validations.
• Developed data transformer for converting legacy data from Source tables to avro format and fed intoKafkausingCamel.
• Worked on creation of customDockercontainer images, tagging, pushing images, integration ofSpring boot.
• Created theDockercontainers andDockerconsoles for managing the application life cycle.
• Worked with theNode package manageralong withKarma, Jasmine,GruntandBowerfor test and build.
• Smoke Test and Acceptance Testing is performed withSeleniumin multiple Java platforms.
• Worked with the automation team to understand theSeleniumscripts and review the code, run the tests and review the results and provide inputs to the team.
• UsedMavenandJenkinsto automate the build and deploy process andGitwere used for project management and version management.

Environment:Java 8, Spring MVC, Spring Boot, Angular 2, HTML5, CSS3, JSON, JavaScript, Node.js, Spring Data, Protractor, Mongo DB, Oracle 11g, DB2, IntelliJ IDEA, Junit 4.4, Mockito, Git, Selenium, Scala, Spark, Drools, AWS, Docker, Spring Cloud, RESTful web services, Apache Tomcat, Apache Kafka, Camel, Maven, Jenkins, Karma, Jasmine.

Confidential, Waltham, MA

Java/J2EE Developer

Responsibilities:

• Designed, coded, implemented, optimization and tested new features and modules for the derivatives system as part of anAgileteam and improved automation test suites.
• Utilized Modernizer extensively to buildHTML5/CSS3based page layouts that are cross-browser compatible.
• Implemented client-side Interface usingReact JS. Worked on responsive design and developed a singleISOMORPHICresponsive website that could be served to desktop, Tablets and mobile users usingReact JS.
• Implemented application testability and diagnostics and fixing bugs with the help ofREDUX (Reducers)architecture.
• Utilized create-react-app to launch product to stay update with currentWebpackandBabelbuild configurations.
• HandledHttpRequestsusingAxioswhich supports Promise API functionality native to JSES6.
• Gained Knowledge on Electrode Platform NodeJS/Web platform built on top of the ReactJS and HapiJS frameworks.
• Developed Web API usingNode JSand hosted on multiple load balanced API instances.
• DevelopedSpring Bootto fasten the application for removing boiler plate configurations.
• Used loosely coupled architectureSpring Boot. DevelopedMicro Servicesin the application by usingSpring Boot.
• DevelopedMicro Servicesfor service-oriented architecture to build flexible and independently deployable software.
• DevelopedRESTWeb Services clientsto consume those Web Services as well otherEnterprise-Wide Web Services.
• Worked withSpring AOPmodule to perform logging operations.
• Developed independentMicroservicesusingSpring BootRest Controller model and are deployed on UNIX boxes.
• EmployedSpring Bootfor initialize and bootstrapping the build configuration for the boot-based web applications.
• Development of cloud hosted web applications andREST APIs usingSpring Bootwith embeddedTomcat.
• Extensively Used Jenkins as Continuous Integration tools to deploy theSpring BootMicroservices toPivotal Cloud Foundry (PCF)using build pack. Used Pivotal Cloud Foundry to quickly build, deploy and update the applications.
• UtilizedHibernateforObject Relational Mapping(ORM) purposes for persistence on to the database.
• Developed different join strategies withHibernateto improve performance while retrieving collection items.
• UsedSpring MVC, AOP, IOCandHibernateto establish the Connection with Database for Stored Procedures.
• Involved in implementing Queries to the backendMongoDBdatabase using Http service to fetchJSONcontract.
• Unstructured data was handled usingMongo DBand used Mongoose Connector for connecting to database.
• Composed and executedMongoDBscripts and queries to fetch and test data fromNoSQLdatabases.
• Responsible for installation & configuration ofJenkinsto support various Java builds and Jenkins’s plugins to automate continuous builds and publishingDockerimages to theNexusrepository.
• Used CI/CD toolsJenkins, Git/GitlabsandDockerregistry for configuration and automation using Ansible.
• Used Drools as rule engine to categorize salient level rule to every business rules base on the business needs.
• Experienced in working withBabelandWebpackin application build and deployment processes.
• Created plugins to extract data from multiple sources likeApache Kafka, Database and Messaging Queues.
• Ran Log aggregations, website Activity tracking and commit log for distributed system usingApache Kafka.
• Deployed and monitored scalable infrastructure on Amazon web services specifically on AWS EC2.
• Performed UI and front-end testing usingSelenium. Developed test case and performed unit testing withMocha.

Environment:HTML5, CSS3, React JS, Babel, Spring Boot, Spring AOP, Spring IOC, Hibernate, Redux, Axios, Node JS, Hapi JS, DB2, Webpack, JSON, Ansible, Pivotal Cloud Foundry, Jenkins, GIT, Docker, Drools, Nexus, Mongoose, MongoDB, Chai, Webpack, Mocha, Selenium, Apache kafka, EC2, AWS.

Confidential

Jr. Java Developer

Responsibilities:

• Involved in various phases ofSoftware Development Life Cycle(SDLC).
• Identified business requirements of the project.
• Used CSS, HTML, Java Script, JQuery, and AJAXfor creating interactive web Application.
• Involved in developing theCSSsheets for theUIComponents.
• UsedJavaScriptfor the web page validation.
• ImplementedModelViewControllermodules and design patterns.
• Developed and debugged the servlets andEJBwithWebSphereApplicationserver.
• Developed view components usingJSPpages used in combination with servlets that handles business logic.
• UsedSOAPforWebServicesby exchangingXMLdatabetween applications overHTTP.
• Created and modified Stored Procedures, complexSQLCommands for the application usingPL/SQL.
• UsedApacheLog4jLogging framework for logging of a trace and Auditing errors in application.
• Involved introubleshootingbugs anddebuggingapplication to enhance performance of the application.

Environment:Java 5, J2EE, JSP, HTML, CSS, JavaScript, XSLT, Servlets, EJB, JDBC, WebSphere 7.0, Oracle 10g, PL/SQL.