SUMMARY

• Over 8 years of software development experience using JAVA/J2EE technologies.
• Hands on experience in the implementation of Core JavaSE 8 concepts like Streams API, Lambda functions, Generics, Time API, Functional Interfaces Multithreading, Transaction Management, Exception Handling and Collection API.
• Experience working in SDLC methodologies like Agile Scrum, RUP and Waterfall Model
• Experience in building UI technologies like HTML5, CSS3, Bootstrap4 and scripting languages like JavaScript, JQuery, AJAX, DOM, AngularJS, Angular2 and ReactJS.
• Implemented Microservices architecture using Spring Boot for making application smaller and independent.
• Hands On experience on SPARK, Spark Streaming, Spark MiLB, SCALA.
• Taken care of complete Java multi - threading part in back end components.
• Experience in developing Spring JDBC Templates and Spring Rest Templates.
• Experience in using Drools rules engine for defining business rules and Validations.
• Experience in Database Modeling, design and development of PL/SQL, Stored Procedures and packages in relational databases Oracle 10g/11g, MySQL, SQL Server 2000.
• Experience in managing and maintaining Oracle and NoSQL databases in production domain.
• Experience in developing and deploying the microservices applications in Pivotal Cloud Foundry (Paas).
• Experience in Amazon Web Services knowledge of AWS services like EC2, S3, Elastic Beanstalk, RDS, VPC, Direct Connect, Cloud Watch, Cloud Formation, IAM and SNS.
• Experience in using Amazon Web Services and AWS SNS/SQS for delivering messages.
• Experience with build tools like Maven, CICD-ANT and logging tools like Log4J
• Used Maven to build application and deploy on the server.
• Experience in Service Oriented Architecture and Web Services using SOAP and REST.
• Expertise in XML technologies like DTD/Schemas, DOM, SAX and XSLT.
• Experience using SOA which include Universal Description and Discovery Integration (UDDI) and Web Services Description Language (WSDL) using SOAP protocol.
• Good experience in integration tools and frameworks like Spring Integration, Apache CXF, Apache Kafka and Apache Camel to integrate and standardize the enterprise application technologies
• Experience in unit testing using Karma, Jasmine, Junit and integration testing using Selenium, Continuum, Hudson, Jenkins and Apache Camel.
• Experience in deploying application on Tomcat, Web Sphere, Web Logic and JBoss servers.

TECHNICAL SKILLS

Methodologies: Agile, Waterfall, TDD (Test Driven Development)

Web Technologies: HTML5, CSS3, Bootstrap, JavaScript, jQuery, AJAX, Angular

Java/J2EE Technologies: Servlets, JSP’s, Struts, JSF, Multi-threading

Frameworks: Spring Dependency Injection, Spring MVC, Restful Services, Spring Boot, Spring Eureka, Spring Netflix, Spring Boot

Protocols: TCP/IP, HTTP, FTP.

Programming Languages: SQL Queries, PL/SQL, Stored Procedures

App Server: Apache Tomcat 5.x/6.x/7.x/8.x, IBM WebSphere, Web Logic 9.x/10.x/12.x, J-Boss 6.x/7. x.

XML Technologies: XML, XSL, XSLT

Database Technologies: Oracle11i/11g/10g/9i/8i, MySQL, DB2, MongoDB, Cassandra

Web Services: SOAP, REST

Build tools: ANT, Log4j and Maven 3.x, Hudson 3.x, Jenkins 2.x

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

Testing: Junit, Jasmine, Karma, Selenium, Protractor, SOAP UI.

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

PROFESSIONAL EXPERIENCE

Confidential, Boca Raton, FL

Sr. Java FullStack Developer

Responsibilities:

• Involved in various phases of Software Development Life Cycle (SDLC) such as requirements gathering, modeling, analysis, design, development, and testing.
• Involved in Various Stages of deliverables of the project using the AGILE Software development methodology.
• The modules of the application are based on Spring MVC architecture and J2EE technologies.
• Designed and developed of web-based application using Java 1.8, Spring, SQL.
• Responsible for developing the application using Angular 7/8, Node JS, Typescript, JSP, CSS3, HTML 5, jQuery, Bootstrap, Struts and JavaScript.
• Development of front-end application using JavaScript and React.
• Developed Apache Camel endpoints and used producer template to route messages to JMS queues.
• Developed adapters to retrieve data from cloud application usingWeb Services, SOAP & Rest and security protocolsWS Security, OAuth 2.0.
• Setting up AWS Oracle RDBMS databases for new project, use data pump to migrate data to Relational Database Services (RDS).
• Migrate Oracle 11g database to SQL database using ESF Database migration toolkit.
• Integrated Spring Dependency Injection (IOC) among different layers of an application.
• Designing and developing a data migration strategy and source to target mapping to migrate the data out of the legacy systems into the Cassandra customer DB.
• Using Angular 7 we created custom directives for re-usable components.
• Used Amazon Cloud Watch to monitorAWSservices and Amazon Cloud Watch logs to monitor application.
• Developed various helper classes needed following Core Java multi-threaded programming and Collection classes.
• Assisted in development and maintenance of new APIs for integration with Restful web services.
• Used object storage container to store the secured files and retrieved from API by using Amazon web services (AWS)
• Support business service leads, architects, and designers in their delivery of SOA components.
• Secured the API's by implementing Oauth2 token-based authentication using spring security
• Designed and processed JSON requests according to different types of modules, actions & request data, and responses accordingly to send it back to front end after the logic processing.
• Deployed Spring boot based Micro Services, Docker container using Amazon EC2 container services and AWS admin console.
• ConfiguredSparkstreaming to receive real time data from theKafkaand store the stream data toHDFSusingScala ConfiguredKafkato read and write messages from external programs.
• ConfiguredKafkato handle real time data.
• Used Angular 7 framework where data from backend is stored in model and populated it to UI.
• Worked withGITversion controlling system for continuous developments usingagile methodologies.
• Developing Docker file for different end points and validate them through the Docker-central to run the Jenkins job with given parameter and deploy job to the Kubernetes.
• Expertise in designingtest casesfor unit testing applications usingJunit5and Cucumber.

Environment: Java, J2EE, Servlets, EJB, JSP, JDBC, JNDI, XML, HTML/DHTML, CSS, AngularJS, Restful, Typescript, Webservices, AWS, JMS, AJAX, SOA, Microservices, WebSphere, WildFly, JBOSS, JUnit, JQuery, Angular7.0, Windows, UNIX, SQL and Oracle, Spring, Hibernate Frameworks.

Confidential, Cincinnati, OH

Sr. Java Developer

Responsibilities:

• Implemented Routing and HTTP modules for navigation between the components and invoking the Rest Services using GET, POST, PUT, and DELETE methods.
• Analysis, design and development of Application based on J2EE using Spring and Hibernate.
• Used Spring framework for Model View Controller (MVC)and integrated with Hibernate.
• Used spring inheritance, Auto-wiring, Core Containers, ORM modules for migration from EJB to spring, Spring Quartz for scheduling tasks to generating reports and emails to clients.
• Implementing or exposing the Microservices to base on RESTful API utilizing, implementing the Microservices to base on RESTful API utilizing Spring Boot. Worked on SOA Web Services using SOAP with JAX-WS for large blocks of XML data over HTTP.
• Used RestAPI with JAX-RS for consuming Restful web services.
• Used concepts of Directives, Databinding and Dependency Injection in Angular JS.
• Deployed Spring Boot based Microservices Docker and Amazon EC2 container using AWS admin console.Developed API using AWS Lambda to manage the code and run the code in AWS.
• Expertise in Core Javaconcepts, such as Object-Oriented Design (OOD)/Object-Oriented Programming (OOP) skills, Multi-Threading, Generics, Exception Handling, Collections, Java Reflection, Annotation and some new features in Java8.
• Good experience with Spring AOP, Spring Transactions, Spring Security, Spring Quartz batch jobs. Used Executor Framework to deal with Java Threads.
• Deployed Spring Boot based Microservices into Docker container using Amazon EC2 services.
• Used AWS cloud watch in maintaining and monitoring of production and corporate storages.
• Experience with building Docker images and running them on Docker container.
• Worked on Proof of Concept for developing application using Mongo DB.
• Unstructured data was handled using MongoDB and used Mongoose connector to connect to database.
• Worked on packages to run using dynamic SQL and developedUNIXShellscripts.
• Configured and used Maven scripts to deploy application in server.
• Integrated Spring DAO for data access with Hibernate to implemented CRUD operations
• Implemented React JS Controllers to maintain each view data where the client implemented the UI using ReactJS.
• Designed, developed and test HTML, CSS, ES6, jQuery and React JS, Redux that meets accessibility of web browser.
• Implemented Second level of caching using Hibernate configuration files, EHCache provider.
• Implemented Hibernate join strategies, to select elements from different tables in efficient way.
• Used SQL, HQL and Hibernate Criteria queries, depending on the complexity of the Object.
• Configured and administered Jenkins for CI/CD into JBoss Application Server
• Involved in preparing the test cases using Junit and Easy mock test case and in the testing phase.
• Deployed on JBoss 7.1.0 enterprise server with JBoss Native and Metro stack using document style web services.
• Implemented transactions using, Web Services, Microservices, JNDI and Multithreading Executor Services.
• Designing and developedMicroservicesusing (MEAN Stack) Node.js, Mongo DB, Neo4J, Elastic search on Cisco Private Cloud OpenStack Platform using Express.js.
• Working on Microservices tomanage termination and methods that can produce aFuture for tracking progress of one or more asynchronous tasks. Experience in Building Web Service Contracts in SOA Service Manager.
• Implemented a metrics collection for the server by utilizing Apache Kafka to stream server-side events.
• Designed and developed the REST based Microservices using the Spring Boot.
• Have knowledge of managing and administering NoSQL database systems using Azure table.

Environment: Java 8, J2EE, Spring MVC, Hibernate, Rest web services, Angular4, Spring 4.x, Spring Boot, Spring cloud, JSON, Maven, Junit, Hibernate, MongoDB, JBoss, Docker, ECMA6, AWS lambda, Executor services, Microservices architecture, Netflix ZUUL, Swagger.

Confidential, Kalamazoo, MI

Java Developer

Responsibilities:

• To analyze the root cause for a problem raised and provide quick solution as soon as possible.
• Used Agile Scrum to manage the full life cycle development of the project.
• Developed application using Spring MVC, Hibernate and Rest web services on presentation layer, business layer is built using spring and the persistent layer.
• Used Spring configuration files, application context object for creating various factory objects.
• Created Spring MVC components like Dispatch servlets, configure Request mapping annotation
• Used Hibernate with JPA annotation and created several persistent classes.
• Implemented Spring MVC controllers with annotations, validations and using model attributes to pass request from the presentation layer to helper classes in java.
• Developed REST API's using Spring MVC and Spring boot, hosted all micro services on PCF.
• Developed and ensured service design Reference Architecture for in SOA Environment.
• Developed DAO classes with JUnit using Spring DAO package for data access manipulation.
• Developed JMS components to send messages from one application to other applications.
• Built EJBwith Point-to-Point messaging functionality and MQ Series as JMS provider.
• Integrated Spring with Hibernate using configurations and implemented DAO layer.
• System analysis and deliver integration specification which includes interfaces exposed, technology and protocols used based on Oracle SOA suite of products mainly BPEL, Service Bus and WebLogic application server includingJMSresources.
• Used config-server options of PCF for maintaining application properties pertaining to each environment
• Experience in installation, configuration, Deployment and management of web and enterprise applications onBEA WebLogic Server.
• Configured Jenkins and manifest file for RESTful services and deployed them to PCF cloud using Jenkins.
• Experience in using React JS components, Forms, Events, Keys, Router, plus Redux, Animations and Flux concept.
• Worked on ReactJS Virtual Dom and Reactviews, rendering using components which contains additional components called custom HTML tags.
• Expertise in creating Custom Reusable ReactComponents Library.
• Used ReactJS for templating for faster compilation and developing reusable components.
• Configured and created application log files using Log4j to trace application and GIT for version controlling.

Environment: Java 8, Spring Dependency Injection, Spring MVC, Hibernate, Rest web services, Angular, Junit, Spring IOC, Spring security, Spring Batch, JQuery, Backbone JS, Handlebar JS, IBM WebSphere, Oracle, Apache-Maven, Junit, Hibernate, JMS, WebLogic, WSDL-2, HTML, XML, XST, XSLT.

Confidential, Boston, MA

Java/J2EE Developer

Responsibilities:

• Responsible for design and development of Web Application using Struts Framework and written Action Classes, Form Bean Classes and configure the Application using Struts Configuration file.
• Designed and developed the HTML front end screens and validated forms using JavaScript.
• Made use of almost all Object-Oriented concepts like Inheritance, polymorphism and Abstraction.
• Application and user level configurations have been maintained by using XML Files.
• Implemented MVC using Struts Framework.
• Hands on experience in Node JS backend, using express to build the high concurrency, async web server.
• Developed services using Angular2 http module to communicate with backend nodeservices.
• Used Node- NPM for managing application dependencies and took part in setting up the package json file.
• Built RESTful NodeJS and Express API to communicate with AngularJS front-end for faster data transfer.
• Utilized Servlets to handle various requests from the client browser and send responses.
• Worked with Spring Restful Web Services to interact with the JPA Objects created using ORM.
• Implemented IBM WebSphere Application Server to deploy the application
• Worked on Web Technologies using HTML, CSS, JavaScript, and AJAX.
• Developed/Customized Java Server Pages (JSP) for CustomerUserInterface (UI).
• Developed and implemented the MVC Architectural pattern using STRUTS framework including JSP, Servlets, and EJB and created Stored Procedure, Trigger for database access and events.
• Developed the business logic code in Core Java/J2EE, Struts and JDBC.
• Worked with Structs Framework in the application, which is based on MVC design pattern.
• Designing and documenting of the stored procedures.
• Coding Test Classes using Junit for unit testing, Performed functional integration system and validation testing.
• Implemented design patterns MVC, Session Facade for developing the application.

Environment: J2EE, JSF, XHTML, Bootstrap, JSON, JavaScript, Oracle, Spring framework, Spring IOC, java multithreading, Prime faces, Spring Batch, JAX WS, soap services, stored procedures in SQL server, Drools, Spring AOP, IBATIS, Hibernate, MySQL, PL/SQL, XML, WSDL, SOAP, SOAP UI, IBM Web Sphere JUnit, Web sphere Application Server, Tomcat.

Confidential, Fairfax, VA

Java Developer

Responsibilities:

• Designed and development applications using Rational Unified Process (RUP), UML and OOAD.
• Created Use cases, Class Diagrams, Sequence Diagrams using Rational Rose.
• Developed CSS styles to maintain the uniformity of all the screens throughout the application and positioning of screen objects.
• Involved in writing JSF Backing Beans for controlling the UI and writing custom components and validations.
• Developed UI for Customer Service Modules and Reports using JSF, Prime Faces, Apache My Faces Components, Ajax4JSF framework (Ajax).
• Implemented various J2EE Design patterns like Singleton, Service Locator, Business Delegate and Transfer Object.
• Create fully mobile-responsive web applications with vanilla JS and CSS Grid. Use vanilla JS event delegation for easier DOM manipulation.
• Used Java, JDBC, Servlets, JSP, JSTL while enhancing the functionality and responsible for creating database tables on Oracle DB.
• Developed Messaging frame work for Asynchronous service using JMS.
• Developed the ANT deployment scripts for deploying application on to Apache Tomcat server and SVN as version/source control.
• Eclipse is used for development as IDE and involved in Quality Control Activities such as defect tracking, fixing using JIRA.
• Provided technical guidance to business analysts, gather the requirements & convert them into technical specifications/artifacts.

Environment: Java 1.5, JSF, Hibernate, JDBC, Eclipse, JSP, XML, MVC, POJO, log4j, Soap, JIRA, JMS, ANT, SVN, Apache Tomcat, Oracle SQL.

Confidential

Java/J2EE Developer

Responsibilities:

• Involved in design, develop and implementation of the application using Spring, Struts 2.0 and J2ee framework.
• ImplementedJSP, JSTL and Custom Tag Libraries
• Created build and deployment scripts using Ant.
• Utilize fielded data to find potential fraud with rules.
• Provide work assignment, task list creation and tracking capability.
• Created the Application Context files forSpringcore modules.
• UsedREST WebServicesandSOAPto extract and consume client related data from databases.
• Involved in pre-analysis work on customers history data to identify the potential fraud scenarios and include them in project rule engine to validate.
• UsedMVC, Singleton, Service LocatorandData Access Objectdesign patterns.
• Analysis of business & system requirements including impact analysis on existing systems.
• Involved in developing database transactions UsingJDBC.
• Involved in usingSpring Framework IOCfor bean conceptual application andSpring ORM frameworkfor mapping database usingHibernate.
• Written hibernate-cfg.xml file inHibernatefor mapping objects to the relational database.
• Developed messaging system usingJMS, and written message listeners.
• DevelopedDAO (Data Access Object)classes in order to access data from database.
• Used SVN as Version Control Software.
• Tested the critical application’s functionalities before moving those into production by using various testing methodologies.
• Developed stored procedures (developed inPL/SQL) on the back end.
• Production supportedthe enhancement until the release and deployment of code to Dev/ QA / Prod environments.

Environment: Java 1.5, J2EE, JSTL, Servlets, JSP, JSF, HTML, CSS, JavaScript, Oracle, Spring, Struts 2.0, Hibernate 2.5, SQL, PL/SQL, XML, REST Web Services, UML, IBM WebSphere Application server, Tomcat, MVC design pattern, JUnit, Subversion.