SUMMARY

• Around 7+ years of experience in teh IT industry working in requirements gathering, Design, Development, Testing and Implementation for Java and J2EE applications.
• Experience working wif different SDLC (Software Development Life Cycle) including Requirement gathering, Analysis, Design, Coding, Testing, and Implementation like AGILE (SCRUM), TDD, and Waterfall Models.
• Worked extensively in Multithreading, File Handling me/O, Generics, Exception Handling and Java 8 new features like Streams, Lambda, Functional Interfaces, CompletableFuture, Date Time API.
• Extensively worked wif MVC architecture likeStruts 2.0, and using Front Controller design pattern using Spring MVC.
• Good hands - on experience working wif Object Relational Mapping (ORM) Frameworks like Spring JPA wif Spring Data, Hibernate, IBatis MyBatis, and Spring JDBC.
• Extensive experience in developing web applications using HTML5, XML, XHTML, DHTML, CSS, CSS3(Sass,Less), Bootstrap, JavaScript, DOM, jQuery, Ajax, JSON, and JSP.
• Strong experience wif EJB, Struts, Spring Boot, Spring framework implementing modules: Spring MVC, Spring Boot, Spring IOC, Spring IO, Spring AOP, Spring Security, and Spring Data.
• Good knowledge in building real-time dashboard applications using Splunk, Elastic Search, and Logstash (ELK) to profile and monitor teh streaming data of teh application.
• Experience in Spring Security Framework for User Access Management, JWT token-based autantication, and involved OAuth 2.0 configuration for autantication and authorization.
• Developed real-time dashboard applications for visualization and analytics on Apache web servers using Kibana, Splunk, Grafana, SumoLogic, and New Relic integrated wif DataDog.
• Extensively used Spring IOC to inject objects based on selecting components like setter injection and Interface injection to manage teh object references.
• Good understanding of Server-side JavaScript structures like NodeJS, Hapi.JS, Express.JS.
• Experienced in server-side view rendering Java content structures like React.JS and rendering pages on teh server-side utilizing Redux and Flux to accomplish unidirectional plan stream.
• Experience in integration tools like Spring Integration, Mule ESB, Apache CXF, and Apache Camel to integrate teh enterprise application technologies wif existing JVM environments.
• A good amount of hands-on experience developing server-side JavaScript frameworks using Node JS (Hapi JS, Express JS) to build event-driven, non-blocking me/o model web applications.
• Strong experience in building applications using teh JavaScript Mean stack: MongoDB, Angular JS, Express.js, and Node.js.
• Strong experience developing Dynamic Single Page Application (SPA) using MEAN (Mongo, Express Angular, and Node) full-stack development tool kit.
• Proven experience wif Application Servers like IBM WebSphere, Oracle/BEA WebLogic, JBoss, and Tomcat.
• Expertise in implementing Core Java SE 8 concepts like Streams API, Lambda functions, Functional programming, and Generics.
• Expertise in developing SOA (Service Oriented Architectures) and Microservice architectures using J2EE web services based on Restful (JAX-RS), SOAP(JAX WS), JAX-RPC, and JAXR (Java API for XML Registries) using frameworks like Apache CXF, Jersey, Apache Axis.
• Working on Test-Driven Development (TDD) approach for unit testing work wif Junit4, Junit5 and for stubbing used Mockito, PowerMock and Easy mock and worked wif Integration Tests using Spring Junit Runner.
• Experience in Message Queue (MQ) services like Apache Kafka, Rabbit MQ, Active MQ, and IBM MQ.
• Good Knowledge in Amazon Web Services (Amazon EC2, Amazon S3, Amazon SimpleDB, Amazon Elastic Load Balancing, Amazon SQS, Amazon EBS, and Amazon CloudFront).
• Extensive AWS Experience including AWS Services such as EC2, VPC (NAT, VPC Peering and VPN), IAM (Identity and Access Management), Elastic Beanstalk, Lambda, S3, CloudFront, Glacier, SQS, SNS, RDS, DynamoDB, Route53, CloudWatch, CloudTrail, CloudFormation, Security Groups, etc.
• Handled operations and maintenance support for AWS cloud resources, including launching, maintaining and troubleshooting EC2 instances, S3 buckets, Auto Scaling, DynamoDB, AWS IAM, and Elastic Load Balancers (ELB) and Relational Database Services (RDS). Also created snapshots for data to store in AWS S3.
• Experience writing SQL queries in PL/SQL, Triggers, and Stored Procedures in Relational Database management systems like Oracle, MS SQL, MySQL, and DB2.
• Designed and developed highly scalable, available, fault-tolerant, highly secured, distributed infrastructure (IAAS) using2EC2 instances, S3, EBS, API Gateway, Elastic Beanstalk, ECS. Experience in configuration management tools like Puppet, Chef, Docker and used AWS SDK for connection to Amazon S3 buckets as it is used as teh object storage service to store and retrieve teh media files related to teh application.
• Used Kubernetes Linux container for deploying and scaling containerized applications.
• Good knowledge of Drools Rule Engines, which corresponds to validating BRMS (Business Rule Management System).
• Expertise in using NPM and BOWER package and Dependency management.
• Experience in database design and development of PL/SQL stored procedures and packages in relational databases like Oracle 9i / 10g / 11g, SQL Server 2005/2008, DB2, MySQL, and good hands-on experience in implementing, designing, and developing NoSQL Databases like MongoDB.
• Expertise in using JavaScript build tools and task runners like Webpack for React and Angular 8.0, Grunt, Gulp for Angular, Browserify for packaging NodeJS modules for browsers.
• Hands-on experience wif building Java projects using build tools like ANT, Maven, Gradle, and integrating teh project Bamboo, CD/CI, Jenkins, Aws Code.
• Experience developing applications using MVC and MVVM client-side JavaScript frameworks such as Angular 8.0, AngularJS to create dynamic web applications, Backbone.Js, Ember.JS, Handlebar.JS.
• Sound learning on teh consistent mix and persistent deployment tools like Jenkins, Hudson, Travis, Puppet, and Bamboo. Substantial involvement in UNIX and Shell scripting to automate teh build scripts.
• Experience in integration testing tools like Selenium Web Driver, Cucumber (Behaviour Driven Development testing).
• Experience in testing wif JUnit Framework using Mockito and EasyMock, Spring Junit Runner, JMeter. Worked on testing JavaScript structures utilizing Mocha and Chai, Jasmine, and Karma.
• Expert in Various Agile methodologies like SCRUM, Test Driven Development (TTD), Incremental and Iterative methodology, Pair Programming, Agile Development & Testing using Software Development Life Cycle.
• Experience designing and developing various Angular 8.0 Components (ngModules), Services(observable/promises), Directive, and Pipes.
• Solid experience developing teh rendering view React JS components, forms, events, routers, and Redux asynchronous functions and implemented React - Flux pattern for core dependency.
• Developed various Typescripts (ES6) objects, including Components, ngModules, Providers, Services, and classes using arrow functions and optional types.
• Experienced in utilizing source code variant administration apparatuses like SVN, Git, Bit

TECHNICAL SKILLS

Programming Languages: C, Java, JavaScript, PHP, PL/SQL, UNIX Shell Script.

Java/J2EE Technologies: Servlets, Spring, JPA, JTA, JDBC, JSP, JSTL, RMI, Applets.

Frameworks: Struts 2.5, Hibernate 5.x, Spring 5.0, Spring Batch, Spring Security, Spring AOP, Spring Core, Spring IOC, JSF.

Web Technologies: HTML, HTML5, CSS/CSS3, AJAX, JQuery, Bootstrap, XML, Grunt, Gulp, JSON.

Database: SQL Server, MySQL, Oracle, MongoDB, DB2

JavaScript Frameworks: AngularJS, Angular 8, JQuery, React.js, Node.js, Backbone.js, Hapi.js, Handlebars.js.

Web Services: XSD, WSDL, Apache Axis, SOAP, Restful, GraphQL, JAX RS, JAX WS

Messaging: JMS (Java Message Service), IBM MQ, Apache Active MQ, Apache Kafka.

Web Application Servers: Oracle WebLogic 10.x/9.x, IBM WebSphere 8.x/6.x, Apache Tomcat 8.0/7.x/6.x.

Methodologies: Agile, Waterfall, OOAD, SCRUM.

Testing Tools: JUnit, Mockito, Jasmine, Karma, Mocha, Chai, Selenium.

Version Control: SVN, CVS, GIT, and Clear Case

Build Tools: Maven, Gradle, ANT

IDEs: Eclipse IDE, RAD 6.0/7.0, Intellij IDEA, Spring Tool Suite (STS).

Operating Systems: Windows, Linux, and UNIX

Software: Visual Studio, Rational Rose, and Microsoft Office

PROFESSIONAL EXPERIENCE

Confidential, Richmond, VA

Sr Java Full Stack Developer

Responsibilities:

• Designed and developed efficient user Interaction screens using HTML5, CSS3-SASS, and Twitter Bootstrap CSS framework and media queries to create responsive web pages.
• Created dynamic schema design through NoSQL MongoDB by writing rich queries and achieved data in a collection to be distributed across multiple systems for horizontal scalability as data volumes increase through Sharding.
• Implemented Java11 features like Lambda expressions, Streams, filters, pipelines, Optional Interfaces, etc.
• Hands-on experience using ODM frameworks to connect asynchronous environments wif Mongoose Connector and Cassandra Node Driver.
• Worked wif KAFKA Zookeeper for managing teh cluster wif broker/cluster technology.
• Configured JBOSS Application server and used Oracle database wif Hibernate ORM framework and used teh functionalities of Hibernate's second-level EHCache.
• Implemented Microservices architecture wif Netflix, Spring Eureka, Spring Ribbon using Spring Boot to provide client-side load balancing in calls to other Microservices, making applications into smaller chunks and teh Spring Hystrix circuit breaker and for teh fail-safe.
• Wrote Drool rules in both rule flow and drooled fusion for fetching teh facts from teh database.
• Kubernetes is configured in teh application for automating deployment, scaling, and management of containerized applications.
• Hands-on experience on Dump Analysis and thread Dump common problem patterns (Thread race, deadlock, hanging IO calls, garbage collection / OutOfMemoryError problems, infinite looping, etc.).
• Developed teh single-page application following Agile Scrum, participated in daily standups, sprint reviews, Kickoffs, and used Jira for project management.
• Involved in Software Development Life Cycle for gathering requirements, Analyzing, Designing, Developing, and Testing applications using Agile methodology.
• Teh application is built in Micro Service Oriented Architecture using MEAN 4+ (Mongo, Express Angular 8.0 and Node) stack and developed Single Page Applications (SPA).
• Developed multiple Angular 8.0 components dat are compatible wif teh latest versions of typescript, angular CLI.
• Implemented Spring Netflix Zuul API gateway and Eureka service registry for reverse proxy and Dynamic service discovery of APIs.
• Configured and managed various AWS Services, including EC2, RDS, VPC, S3, Glacier, CloudWatch, CloudFront, Route53, SQS, SNS, etc.
• Implemented a 'server less' architecture using API Gateway, Lambda, and DynamoDB and deployed AWS Lambda code from Amazon S3 buckets. Created a Lambda Deployment function and configured it to receive events from you're S3 bucket.
• Worked wif Jenkins to configure Continuous Integration and Continuous Deployment (CI/CD).
• Implemented Spring Circuit breaker pattern, integratedHystrix dashboard to monitor Spring microservices.
• Participated in code review and mentoring sessions and used GIT as version control and GITBash for GIT interactions.
• Experience in building isomorphic applications using React.js and Redux wif GraphQL on teh server-side.
• Experience in working wif GraphQL queries and using teh Apollo GraphQL library.
• Experience working wif (consuming) REST or GraphQL APIs via client-side JavaScript or server-side via NodeJS.
• Programmed J2EE application to manage transaction reports for Oracle Financials Application Processes.
• Performed manual and regression testing using JIRA X-RAY tests, writing teh scenarios.
• Responsible for migrating existing modules in IBM MQ to Apache Kafka and creating Kafka adaptors for decoupling teh application dependency.
• Experience in java11 features like Parallel Streams, Lambdas, functional interfaces, and filters.
• Used Cassandra for storing internal statements and reports and worked extensively in Development which includes updating and retrieving data internally from teh back-end Cassandra.
• Implemented AWS solutions using E2C, S3, RDS, EBS, Elastic Load Balancer, Auto scaling groups, Optimized volumes, and EC2 instances and created monitors, alarms, and notifications for EC2 hosts using Cloud Watch.
• Autanticating Users to provide security to RestFul web services using OAUTH 2.0.
• Worked on UI testing wif Karma, Jasmine, Protractor for Angular, Mocha, and Chai for React JS and Backbone JS.

Environment: Java, Angular 8.0, J2EE, Git, Spring Boot, Hibernate, Core Java, Rest, Web Services, CSS, Eclipse RCP SASS, WSDL, JIRA, JMS, PostgreSQL, AWS, Spring Cloud, Spring batch, PCF, Apache JMeter, jQuery, JUnit, Docker, Maven, Jenkins.

Confidential, Basking Ridge, NJ

Full Stack Java Developer

Responsibilities:

• Good knowledge of Lambda expressions, Time APIs, and Java 8 core features
• Optimized cleaning up of session-level Data Structure's shared across different open tabs when data is flushed/committed from one of teh tabs.
• Implemented Struts encouraging application architectures based on teh Model View Controller (MVC) design pattern and Struts 2 framework for front-end development and presentation logic.
• Developed JavaScript for all client-side validations and developed GUI using CSS, JSTL, and XSL.
• Apply focused development changesacross oracle databases and see teh changes applied through teh life cycle of environments and testing into production via internal deployment tool.
• Define requirements and specifications for Development using Oracle R12, Oracle Forms, Oracle Reports and SQL.
• Web pack module bundler and Babel JavaScript compiler are used accompanying React JS.
• Implemented Spring Boot to create a CRUD back-end for our React-frontend application.
• Worked wif Jenkins Continuous Integration and Continuous Deployment (CI/CD).
• Experience in Docker Engine and Docker Machine environment, to deploy teh micro services-oriented environments for scalable applications.
• JUnit is implemented along wif Mokito to perform unit testing on our RESTful web application.
• DevOps role converting existing AWS infrastructure to Server-less architecture (AWS Lambda, Kinesis) deployed via CloudFormation.
• Made use of React JS to build Bootstrap components for responsive UI objects and linked wif API data to view and render teh virtual DOM dynamically.
• Responsible for teh overall layout design and prototype using React JS wif Redux library, jQuery UI, and CSS/Less and HTML5.
• Implemented Node JS as a server-side proxy for an event-driven, non-blocking me/O model to make teh application lightweight and efficient.
• Extensively worked in writing minimal code in building re-usable forms wif their validations using REACT wif Redux Architecture.
• Dockerized Spring Boot application to Pivotal Cloud Foundry PAAS (Platform as a service).
• Worked wif container-based application deployments using Docker wif Kubernetes.
• Experience integrating teh internal security model into new projects wif Spring Batch, Spring Microservices and Spring Boot, Pivotal Cloud Foundry, and Netflix Eureka.
• Performed Unit testing on ReactJSapplications using Karma and Jasmine tools and worked wif teh Gulp tool to build automation.
• Performed Unit testing on applications using tools Mocha to test Reactjs and Chai for Node.js.
• Experience in integration testing tools like Selenium Web Driver, Cucumber (Behaviour Driven Development testing).

Environment: HTML5, CSS3, Redis, Express JS, jQuery, JavaScript, Node JS, Bootstrap, REST API, Load Balancer, Mongoose Connector, MongoDB, REST administrations, Docker, Mocha, Jasmine, Karma, Gulp, SSO Autantication, WebPack, Kubernetes, Selenium, Maven and Jenkins. GIT, Jenkins, AWS Services, Elastic Cloud Compute (EC2).Project.

Confidential, OverlandPark, KS

Sr Java Developer

Responsibilities:

• Wrote SQL Queries, PL/SQL stored procedures, triggers, packages on Oracle database.
• Configured Hibernate's second-level cache using EH cacheto reduce teh number of hits to teh configuration table data.
• Implemented security functionality for various projects using Site minder (SSO).
• HibernateORM framework is used to interact wif databases through Hibernate query language (HQL). And also worked wif teh Hibernate EH Cache technique for teh critical objects in teh application.
• Used Backbone JS to utilize its rendering functions and create controllers to handle events triggered by clients and send requests to teh server.
• Developed an automated application using JMS for messaging and JNDI to interact wif teh server.
• Used HTML5, CSS, jQuery, Ajax and performed client-side validations using JavaScript.
• TEMPEffectively used Angular Directives, filters, declarative templates, service providers, and context-aware communication.
• Developed application on Spring framework by utilizing its features like Spring Dependency injection, Spring Beans, Spring Security, Spring JPA, Spring Web flow using MVC
• Worked onSpringFramework handling major concepts like Dependency Injections,SpringIoC Containers, Transaction Management Declaratives (annotations based).
• Deployed teh drools rules as a service in teh J2EE stack environment.
• Configured and managed public/private cloud infrastructure utilizing Amazon Web Services like Amazon Ec2, Amazon S3.
• Configured Jenkins to handle application deployment in teh Pivotal Cloud Foundry (PCF) server and integrate wif GitHub version control.
• Implemented ODBC, which is used for connecting to teh Oracle database.
• Used Maven build tool to deploy teh application on web servers, me.e., JBoss.
• Unit, functional, end-to-end testing is achieved using teh TestNg framework.
• Integration testing methods and Behavioral driven testing in teh application are implemented using Selenium and Cucumber, respectively.

Environment: Angular JS, HTML5, CSS3, AJAX, Bootstrap, JSON, XML, Active MQ, JMS, Hibernate, DB2, SOAP-AXIS2, Restful services, JAX-RS SOA, Eclipse Java EE IDE Neon, Jenkins, Git, Log4j, DB2, Grunt, Jasmine, JBoss, Jenkins, OpenShift, Drools, Maven, TestNg, Protractor, Grunt, Selenium, Cucumber, WADL.

Confidential

Java Developer

Responsibilities:

• Configured Struts-config.xml, Tiles-def.xml, and various properties files provided by Struts Framework for teh implementation module.
• Extensively used teh Struts tag libraries (Bean Tags, Logic Tags, HTML Tags, etc.) and Custom tag libraries.
• Developed web applications using Struts, Spring, and iBatis framework.
• Experience in installing, configuring, and deploying applications on Web Logic Server.
• Developed a DAO pattern to retrieve teh data from teh database.
• We kept up teh bean life cycle by utilizing Spring IOC, which keeps session information about beans.
• Implemented responsive web-basedapplications using HTML5, CSS3, Javascript, Jquery.
• Developed SCM by using teh JSP/HTML for each user interface. Servlets standard validations are used as teh controllers for business logic and using JDBC, XML parsing techniques using MVC.
• Designed a mailing application to send notifications to teh Oracle users for intimating to start teh following workflow.
• Used Multithreading concept to post data from files to tables involving teh transformation of files from one format to another.
• Worked wif Log4J to capture teh log dat includes runtime exceptions
• Implemented IBM WebSphere Application Server to deploy teh application
• Deployed application on teh Client Linux server.
• Used ANT build tool for compiling and generating war files.

Environment: Core Java, J2EE, JSP, HTML, MVC, Servlets, Struts, JMS, MDB, EJB3.1, JUnit, PL/SQL, DAO, Web Logic Server, Ant, SOAP, JAX-WS, WSDL, Junit, SQL.