SUMMARY

• Over 8 years of experience in delivering enterprise solutions in multiple domains like E - commerce, Finance, Insurance, Health and other related 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 like SCRUM, Test Driven Development (TTD), Incremental and Iteration methodology, Pair Programming, Agile Development &Testing using Software Development Life Cycle.
• Experienced in Full stack UI technologies using Gruntjs, Gulp Server, Yeoman generator for Angular.
• Expert level skills on JSON, HTML, DHTML, CSS, Tiles, Tag Libraries and UI frameworks - Twitter Bootstrap, Materialize CSS, jQuery Mobile.
• Experience wif jQuery, Ajax, JavaScript, Nodejs, ReactJs, BackboneJs, AngularJs, Angular 2.x/4.x and Client-side validations.
• Experienced in Java Web-based, Desktop Based Development wif Concepts of Object Oriented Design (OOD), Object Oriented Analysis (OOA), Object Oriented Programming (OOP) and its implementation.
• Expertise in teh implementation of Core Java concepts of Java, J2EE Technologies: JSP, Servlets,JSF, JSTL, EJB transaction 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 Modules Spring 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, including session facade, MVC, Data Access Object, Singleton and Factory Pattern.
• Proficient in using Amazon Web Services (AWS). Extensive experience focusing on services like EC2, Elastic Beanstalk, CloudWatch, CloudFront, CloudFormation, IAM, S3, RDS, ElastiCache, SNS, SQS, AMI.
• Experience wifDockercontainers, leveraging Linux Containers and AMI's to createDocker Images/ containers.
• Experience wif messaging systems like Kafka, Kafka event sourcing.
• Worked on (JMS) MQ's like Rabbit MQ, IBM MQ and Active MQ.
• Expertise wif employment of Spring Kafka and Zookeeper apart from JMS as messagingservice.
• Good Working Experience in Apache Frameworks like Apache CXF, Apache Cameland Apache Velocity.
• Experienced in building Web Services using SOAPandRESTFUL.
• Expertise in XML technologies such as DTD/Schemas, DOM, SAX, XSLT, XPATH, Castor.
• Experience in configuring and deploying teh applications on Tomcat 5.x/4.x/3/x., GlassFish,WebSphere 6.x/5.x/7.0, WebLogic 9.x/8.x/7.x/6.x, and JBoss Servers.
• Experienced in developing UNIXshell scripts for batch processing.
• Experience in database modeling, design and development of PL/SQL stored procedures,packagesin relational databases: Oracle9i / 10g / 11g, SQL Server 2005/2008, DB2, PostgreSQL andMySQL.
• Strong experiencewifMongoDB development (reports, schema design, map reduce functions) and migrations from SQL relational databases to NoSQL databases like MongoDB, Cassandra and CouchDB.
• Good Experience in software configuration management using CVS, GIT and SVN.
• Experienced in performing unit testing using JUnit, Test NG, Mockito,integration and deployment of applications using tools such as ANT, Maven, Gradle, Jenkins & debugging through log4jand Splunk.
• Created Test automation framework using Cucumber and Selenium web driver.
• Knowledge of writing rules directly in teh Drools Rule Language (DRL), and decision table.
• Expertise on UI testing wif Karma, Mocha, Jasmine and Chai.
• Experience using secure authentication mechanisms like LDAP, SASL and Kerberos v4.
• Good noledge on dependency management tools such as NPM and Bower.
• Developed Interactive graphs using D3.js wif JSON data.
• Knowledge on tools like BigF5, 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 Hibernate4.3, 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, 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

NoSQL Databases: MongoDB, Cassandra, Couch DB

Internet Technologies: HTML 5, JavaScript 1.8, XML 2.0, CSS 3 and CSS 4, JQuery2.11, Angular JS 2.0, BackBone.JS 1.3.1, Polymer.JS, Node JS 6.0.

Web Services: JAX-WS, JAX-RPC, JAX-RS, SOAP, WSDL, UDDI, REST, SOAP UI

Cloud Environments: Azure, AWS, Netflix Eureka, Mesos.

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,AWSEMR,AWSCLI.

Operating systems: Windows, MS-DOS, UNIX, Mac OS, Linux and Ubuntu

Testing Tools: Junit 4.12, Win Runner, Jenkins, Selenium WebDriver/Grid, JIRA 7.0., Bugzilla 4.4.12, 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

Case Tools: Rational Rose, UML, OOAD, RUP

PROFESSIONAL EXPERIENCE

Confidential, Louisville, KY

Sr.Java Full Stack Developer

Responsibilities:

• Involved in various phases of Software Development Life Cycle (SDLC) of teh application.
• Developed applications using Angular2,Java8 and new features of java (lambda expressions).
• Developed screens using HTML5, CSS3, SASS, JavaScript, jQuery and AJAX.
• Design and developed teh application using frameworkAngular2 wif HTML5, CSS3 and Typescript.
• Developed UI components using Angular 2 dependency Injection, Models, data binding and controllers.
• Implemented Angular 2 Router to enable navigation from one view to another.
• Used Protractor to perform End to end testing for single page application developed using Angular 2.
• Developed Application to asses JSON and XML from Restful web service from consumer side using Angular 2.
• Experience wif Responsive Web Design, Bootstrap and Plygrid framework.
• Developed various generic JavaScript, Angular functions to implement client-side validations.
• Involved in developing Thread Safe blocks for multithread access and distributed transaction management.
• Created and injected spring services, controllers and DAOs to achieve dependency injection.
• Heavily used Spring Inheritance, Auto-wiring, Core Container, Security, AOP,Spring Quartz for scheduling tasks to generate reports and emails to clients.
• Developed Persistence layer using Spring Data to interact wif teh Database.
• Developed Spring Restful/Microservices and implemented Spring Restful/Micro Services and implemented Spring Eureka, Netflix, Ribbon as part of Services Discovery using Apache Axis.
• Implemented Spring MVC flow to interact wif different modules and extensively used Spring AOP and Dependency injection during various modules of project.
• Developed Microservices wif Spring Eureka to retrieve API routes for teh entire cluster. Using dis strategy each spring service in a cluster can be load balanced and exposed through one API gateway.
• Used Micro service architecture wifSpring Bootbased services interacting through a combination of REST and Apache Kafka message brokers.
• Implemented Spring Circuit breaker pattern, integratedHystrix dashboard to monitor Spring micro services.
• Implemented Authentication & Authorization wif Site Minder and Spring security.
• Implemented REST based web services using JAX-RS annotations, Jersey provider and consumed using HTTPservices from angular 2 modules.
• Used Amazon Web Services (AWS) like EC2, S3, cloud watch and Elastic Bean Stalk for code deployment.
• Writing Entities in Java, Play Framework along wif named queries to interact wif database.
• Experience in Updating, Modifying queries in Oracle 11g.
• Composed and executed MongoDB scripts to insert and update NoSQL database and reporting.
• Used GWT and Amazon AWS (EC2/S3/EBS) for prototyping and subsequent evaluation.
• Developed quality code adhering to Scala coding Standards and best practices.
• Worked wif Kafka Cluster using ZooKeeper.Developed Applications using Rule Engines-Jboss Drools 4.x,Work flows, Human tasks to implement Business rules validations.
• Developed data transformer for converting legacy data from Source tables to avro format and fed into Kafka usingCamel.
• Worked on creation of custom Docker container images, tagging, pushing images, integration of Spring boot.
• Created teh Docker containers and Docker consoles for managing teh application life cycle.
• Worked wif teh Node package manager along wif Karma, Jasmine, Grunt and Bower for test and build.
• Smoke Test and Acceptance Testing is performed wif Selenium in multiple Java platforms.
• Worked wif teh automation team to understand theSeleniumscripts and review teh code, run teh tests and review teh results and provide inputs to teh team.
• Used Maven and Jenkins to automate teh build and deploy process and Git was 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, 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 - Atlanta, GA

Sr. Java Full Stack Developer

Responsibilities:

• Responsible forReactUI and architecture. Building components library, including Tree, Slide-View, and Table Grid.
• Responsible forBuilding applications usingReact.jswhich allowed us to render pages on both teh client and server using teh same codebase.
• ImplementedReact.jscode to handle cross browser compatibility issues in Mozella, IE 7, 8, 9, Safari and FF.UsedBabelplugin tool for conversion of ECMA versions to support all type of browsers.
• Developed teh flux pattern by using Redux framework as a core dependency.
• IntegratedReduxdata store allowing React components to has access to data resulting in highly maintainable code.
• UsedReact-Routerto turn application into Single Page Application.
• Used Java-J2EE patterns like Model View Controller (MVC), Business Delegate, Data Transfer Objects, Data Access Objects, factory patterns.
• Designed and developed teh End Points (Controllers), Business Layer, DAO Layer using Hibernate and Spring IOC (Dependency Injection).
• Extensively used MVC, Factory, Delegate and Singleton design patterns.
• Developedmicro services architecture using Rest APIs, spring boot and pivotal cloud foundry.
• Developed REST Web Services clients to consume those Web Services as well other enterprise wide Web Services.
• Used Hibernate framework for back end development and Spring DI for middle layer development.
• Used Spring MVC Transaction Management and Hibernate cache concepts.
• Modified teh Spring Controllers and Services classes to support teh introduction of spring framework.
• Creating Docker containers leveraging existing Linux Containers and AMI's in addition to creating Docker containers from scratch and developing Docker images to support Development, Testing Teams and their pipelines, distributedJenkins, Selenium and JMeter images, and Elasticsearch, Kibana and Log stash.
• InstalledPivotalCloudFoundry(PCF) on EC2 to manage teh containers created byPCF.
• Used Docker to provide virtualize deployment containers and push teh code to EC2 cloud using PCF.
• Experience in working wif big data platform wif a combination of Hive MQ, Cassandra and Spark.
• Worked wif high volume and complex PL/SQL stored procedures and packages using TOAD.
• Experience in data structure design, Data Modelling in Cassandra.
• Developed JUnit,Chai,Mochaand Gulp test cases for unit, integration, and functional tests.
• Ran Log aggregations, website Activity tracking and commit log for distributed system usingApache Kafka.
• Used Log4j to print logging, debugging, warning and info on server console. Debugged teh MAVEN scripts for building entire web application.
• Implemented Cucumber for 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, Chai, Mocha, Gulp, Spring Boot, Spring MVC, Hibernate, Apache Kafka, Log4j, MAVEN, Cucumber, Webpack, Babel.

Confidential, Washington, DC

Sr.JAVA/J2EE Developer

Responsibilities:

• Involved in teh design and development phases of Agile Software Development.
• Analyzed current Mainframe system and designed new GUI screens.
• Developed teh application using 3 Tier Architecture i.e. Presentation, Business and Data Integration layers in accordance wif teh customer/client standards.
• Used FileNet for Content Management and for streamlining Business Processes.
• Created Responsive Layouts for multiple devices and platforms using foundation framework.
• Implemented printable chart report using HTML, CSS,jQueryandJavaScript for client-side validation.
• Worked onUNIX to move teh project into production environment.
• Created Managed Beans for handling JSF pages and include logic for processing of teh data on teh page.
• Used Object/Relational mapping tool Hibernate to achieve object to database table persistency.
• WorkedwifCoreJavato develop automated solutions to include web interfaces using HTML, CSS, JavaScript and Web services.
• Developed web GUI involving HTML,JavaScript under MVC architecture.
• Creation ofWebLogicdomains and setup Admin & Managed servers forJAVA/J2EE applications on Non-Production and Production environments.
• Involved in teh configuration of Spring Framework and Hibernate mapping tool.
• MonitoringWebLogic/JBoss Server health and security.
• Creation of Connection Pools, Data Sources inWebLogicconsole.
• Implemented Hibernate for Database Transactions on DB2.
• Involved in configuring hibernate to access database and retrieve data from teh database.
• Written Web Services (JAX-WS) for external system via SOAP/HTTP call.
• Used Log4j framework to log/track application.
• Involved in developing SQL queries,storedprocedures, and functions.
• Creating and updating existing build scripts using ANT for deployment Tested andUsed Rational Clear Case for Version Control.

Environment: FileNet, IBM RAD 6.0, Scala, Java 1.5,Core Java, Spring, Swing, Hibernate, JSF, ICE Faces, Hibernate, HTML, CSS, JavaScript, UNIX, Web Services- SOAP, WAS 6.1, XML, IBM WebSphere 6.1, Rational Clear Case, Log 4j, IBM DB2.

Confidential - Hartford, CT

JAVA Programmer & Analyst

Responsibilities:

• Worked as a Java Developer and involved in analysis of requirements, teh design, development, integration, deployment and testing.
• Developed teh application under J2EE architecture using JSP,spring, JavaBeans, and iBATIS.
• Used AJAX in user validation and suggestion list and to display dialog boxes.
• Involved in preparing teh High Level and Detail level design of teh system using J2EE.
• Developed Web Interface using Java Script, HTML and CSS.
• Involved in teh development of model, library, struts and form classes (MVC).
• Used Spring Framework and created teh Dependency injection for teh Action classes using ApplicationContext.xml.
• Worked on MQ wif J2EE technologies on teh WebSphere MQ.
• Used display tag libraries for decoration and used display table for reports and grid designs.
• Worked on core java, using file operations to read system file (downloads) and to present on JSP.
• Providing fixes to teh issues identified in testing phase.
• Implemented SOA architecture wif web services using SOAP and XML.
• Analyzed, designed and implemented DAO pattern for accessing Database using connection pool.
• Used PL/SQL stored procedures for applications that needed to execute as part of a scheduling mechanisms.
• Involved in configuration of XML flat file and parsing teh XML file using teh SAX Parser.
• Worked on diverse ways to increase performance of teh Application through use of methodologies like asynchronous calls to database, stored procedures in place of Dynamic SQL, etc.
• Used Rational Clear Case for version control and JUnit for unit testing.
• Implemented JReport for annual report generation wif charts.
• Provided troubleshooting and error handling support in multiple projects.
• Worked on Reconciliation, which involves in providing root cause analysis and data fixes.
• Configured Glassfish Application server and deployed teh web components.
• Extensively involved in designing UI, reporting and specification documentation.
• Responsible for teh user module, setting rights and permission to users through teh keywords set wif database and testing.

Environment: JDK1.5, JSP, JSF, Struts, iBATIS, Spring, HTML, JavaScript, AJAX, CSS, XML, EJB, PL/SQL,Glassfish,JUnit, SOAP, SAX Parser.

Confidential, San Antonio, TX

Sr. Java/J2EE & Web Developer

Responsibilities:

• Worked as a Java Developer and involved in analysis,design, development, deployment and testing.
• Implemented MVC-Model 2 architecture using Struts and other J2EE design patterns for teh application development.
• Used Struts Framework along wif JSP, HTML, CSS and JavaScript to construct teh dynamic web pages.
• Designed DTDs, XML Schema for data transmission and XSL style-sheets.
• Adopted J2EE design patterns like Singleton and used DTO’s transfer teh data.
• Designed, developed and maintained teh data layer using teh ORM frame work called Hibernate.
• Involved in teh development of SQL queries to get data from MySQL.
• Used ANT for building and deploying NBT application to servers.
• Extensively worked on Object Oriented Programming aspect of Java using JDK1.5 for collections along wif comparator, Multithreading, thread synchronization.
• Used Hibernate to persist teh Data into teh Database.
• Using Eclipse IDE for bluestone application development of Java related classes and components.
• Involved in Agile development process.
• Deployed teh application on Tomcat 6/5.5 and used shell scripting for maintaining servers.
• Production supported after release.
• Worked wif offshore and ensuring on time delivery of deliverables.
• Deployed teh NBT application in WebLogic, Tomcat servers on Solaris and Windows environments.
• Developed Unit Tests and Test Suites using JUnit.

Environment: java1.6, Struts2.0, Spring2.5, JSP 2.0, Ajax, XML, HTML, ANT, CSS, JavaScript, JBuilder, custom JSP tags, JSTL, Mercurial, FTP, UNIX (AIX), Hibernate3, MySQL, WebLogic, Continuum, Tomcat6.0/ 5.5, Windows XP.

Confidential

Jr. Java/J2EE Developer

Responsibilities:

• Developed PL/SQL queries to generate rep rts based on client requirements.
• Developed Servlets and Java Server Pages (JSP).
• Enhancement of teh System according to teh customer requirements.
• Created test case scenarios for Functional Testing.
• Used Java Script validation in JSP page
• Helped design teh database tables for optimal storage of data.
• Coded JDBC calls in teh servlets to access teh Oracle database tables.
• Responsible for Integration, unittesting, systemtesting and stress testing for all teh phases of project.
• Prepared final guideline document that would serve as a tutorial for teh users of dis application.

Environment: Java, Servlets, J2EE, JDBC, PL/SQL, HTML, JSP, Eclipse, UNIX.