SUMMARY:

• Strong front - end UI development skills using scripting languages like HTML5, CSS3, JavaScript, jQuery, AJAX, JSON, Ember.JS, ExtJS, AngularJS, Next Js React/Redux, JSP, jQuery, Bootstrap Plug-ins.
• Experience in Software Design, Development and Implementation of Enterprise applications in DevOps, Java, J2EE technologies with strong Object-Oriented Programming skills.
• Highly Skilled in User Experience (UX) design and development, User Interactive (UI) Web Pages and visually appealing User Interfaces using HTML, CSS, Bootstrap, SASS, JavaScript, jQuery, AngularJS and ReactJS.
• Knowledge on Jenkins by installing, configuring and maintaining for continuous integration (CI) and for End to End automation for all build and deployments.
• Well versed in implementing Object-Oriented technologies, Web based client-server architecture, service-oriented architecture, and Object Relational Mappings (ORM).
• Extensive experience inSQL, PL/SQLprogramming, stored procedures, triggers and Query optimization, also written queries for insert, update and modification operations. Performed database normalization and optimization using database tools.
• Proficient in Multi-Tier and Wed Enabling the legacy system with IBM Web sphere MQ series and IBM WebSphere message broker.
• Competent with container-based deployments using Docker, working with Docker images, Docker hub and Docker registries, installation and configuring Kubernetes and clustering them
• Accomplished in integration of Struts, JSF, and Spring Web flow, EJB with Spring Framework and Spring with Hibernate, Spring JDBC,JPAand Spring Boot.
• Extensive experience in developing single page applications using various JavaScript frameworks like ReactJS, AngularJS, Backbone JS.
• Expertise in working with Subversion (SVN), GIT, CVS, Clear Case, Jenkins, Crucible, Maven, Gradle and Jira.
• Experienced in developing RESTFUL web services using Spring Boot, Spring RESTFUL template, JPA, Cloud foundry.
• Hands-on experience in creating AWS Lambda functions to interact with DynamoDB and Redis cache.
• Well-versed in working with cloud services like AWS, Docker, Azure and NoSQL databases like Cassandra, MongoDB.
• Developed an automation framework for testing the RESTful APIs using SOAPUI free version using JAVA, Eclipse, Groovy.

PROFESSIONAL EXPERIENCE

Sr Java Full Stack Developer

Confidential, Baltimore, MD

Responsibilities:

• Developed website using HTML, CSS, AJAX, and JavaScript, Angular 7.0, Bootstrap, Node.js, jQuery, ES6 and RESTful Web Services.
• Coded front-end and back-end code for an administrative web app using, Redux, Groovy, JavaScript, TypeScript, and Java. Responsible for coding and supporting the worker portal of Integrated Eligibility System using Java 8.
• Designed Redux based building block for the application and then configured that building block according to the necessity.
• Performed Server-side rendering using Next Js that allows the server to access all the required data and process the JavaScript to render the page that allow webpages to load in a fraction of time
• Build servers using AWS S3, importing volumes, launching EC2, creating security groups, auto-scaling, load balancers (ELBs) in the defined virtual private connection.
• Used Cloud Front to deliver content from AWS edge locations to users, allowing for further reduction of load on front-end server.
• Worked in DevOps group running Jenkins in a Docker container with EC2 slaves in Amazon AWS cloud configuration. Also gained familiarity with supporting technologies like Kubernetes and Mesos.
• Created UI using JavaScript, Perl and HTML5. Designed and developed data management system using MySQL.
• Used Maven as build automation tool for deploying the project onWebSphereApplication Server and used Jenkins to perform continuous Integration. Used Web services (SOAP and RESTful) for transmission of large blocks of XML/JSON.
• Deployed the applications on AWS Cloud by Provisioning EC2 instances on Elastic Beanstalk, storing the static images & files in S3 and making use of DynamoDB NoSQL database to enable horizontal scaling of the system.
• ptimized performance using Next Js framework for better user experience and to add additional optimization capabilities like server-side rendering and Static site generation
• Developing and maintaining the application using J2EE MVC, Spring dependency injection, Spring AOP,JPA, Servlet, JSP, JavaScript, jQuery, Ajax, Web services, Apache Ant, JBoss/Wild fly, SQL and PLSQL.
• Developed Microservices using Spring MVC, Spring Boot, Spring Cloud and used a Microservices architecture, with Spring Boot-based services interacting through a combination of REST and Spring Boot.
• Development of the Web front end user interfaces with HTML/HTML5, DHTML, CSS/CSS3, SASS, and jasmine, jQuery, JavaScript, Angular 4.0, Node.JS, Express.JS, Backbone.JS, Bootstrap, DOM, XHTML, XML and JSON.
• Developed an automation framework for testing the RESTful APIs using SOAPUI free version using JAVA, Eclipse, Groovy.
• Implemented AJAX to make web pages more interactive, also enabling switching between different independent tabs. Involved in migrating existingWebSpherePortal applications toWebSpherePortal.
• Develop multiple AWS Lambda projects which triggers by DynamoDB Streams, by other lambda functions, Kinesis streams and S3 object created events. Developed Servlets and back-endjavaclasses usingWebSphereApplication server.
• Responsible for designing and developing Restful API and services using best practices to interact within the microservices and with the front end. Using spring MVC and spring rest. Security is provided via tokens (JWT) and Spring Security. Deployed entire code in theWebSphereapplication server while maintaining business standards.
• Triggered the automation jobs using Jenkins to get the cucumber JSON reports Implement application level persistence using DynamoDB and Spring Boot.
• Developed front-end systems with JavaScript, Bootstrap, HTML5, CSS3 and MVC frameworks such as Angular 7.0, Backbone JS, Ember.JS and Node JS.
• Worked on version control system Git to handle project and worked with JIRA ticket handling system and have experience with Rally.
• Worked in DevOps group running Jenkins in a Docker container with EC2 slaves in Amazon AWS cloud configuration. Also gained familiarity with supporting technologies like Kubernetes and Mesos.

Sr. Java Developer

Confidential, CT

Responsibilities:

• Responsible for developing custom Angular 4 Services to consume REST API Web Services. Used JSON for storing and exchanging information between browsers and REST API.
• CreatedTypescriptreusable components and services to consume REST API's using Component-based architecture provided by Angular 4. Integrated the different pages to be a single page application using Angular 4 andTypescript.
• Enhanced Legacy Applications by building new components in Angular 4 and TypeScript with REST wrapper around the existing BackendJavaservicesand developed custom directives, factories andservicesin Angular 4. Created and maintained mapping files and transaction control inHibernate.
• Involved in developing APIs and REST API proxy usingAPIGEEedge and for sending mobile notifications.
• Used JavaScript, CSS3,HTML5to create front end screens of the module.
• Created Camel process with routes for consuming Kafka on real time, consuming RESTful web service and mapping JSON data into POJO classes for transformation.
• Responsible for front-end web development with Angular4 and back end API endpoints with SQL andNodeJS. Worked on MySQL as the backend database.
• Worked in setting upLinuxEnvironment on AWS cloud infrastructure, migrated corporateLinux servers from physical servers to AWS virtual servers.
• Developed, Configured and Deployed a variety of Portals and UI Applications includingHTML5, CSS3 and JavaScript. Integrated with backend by making RESTful web service calls in Angular 4.
• Designed and developed the Presentation layer using Angular 4 and written logics usingTypescript
• Implementing Rest ApI using spring boot, and ApacheCassandradata stax (Spring dataCassandra). Participated in a Scrum team and Agile Practices like Test-Driven Development (TDD). Used CI/CD tools Jenkins, Git/Gitlabs andDockerregistry for configuration and automation.
• Used the functionalities to write code inHTML5/HTML, CSS3/CSS, Angular 4, JavaScript, JQUERY, Ajax, JSON, and Bootstrap. Built UI for customized reports using Angular 4,HTML5, CSS3.
• Created and Implemented highly scalable and reliable highly scalable and reliable distributed data design using NoSQL/Cassandratechnology. UsedGITto maintain the version of the source code of the project.
• Developed an application using Amazon Web Services' Simple Storage Service (S3), Simple Queue Service (SQS), and Elastic Cloud Compute (EC2).
• Developing user interface using Angular 4, JSP, HTML5,JavaScript, and CSS, Ajax and JSON.
• Creation of micro services using AWS lambda functions with Node js and exposes those services through AWS Gateway API. Design and implemented the backend layer usingHibernate.
• On server side, created & used Restful Web API endpoints for database operations for this Angular 4 project. Created theDockercontainers andDockerconsoles for managing the application life cycle.
• Developed Application to access JSON from Rest API web service from consumer side using JavaScript and Angular 4. Designed and developedMicroservicesbusiness components using Spring Boot.
• Used Apache Kafka for holding large number of messages and using RESTful service pushing messages to Couch base. Deployed and monitored scalable infrastructure with AWS configuration management
• UsedJava8 features in developing code likeLambdaexpressions, Functional interfaces and Streams.
• Involved in Coding and testing of Java features using Spring MVC, Hibernate, JSP, and web services.
• The front-end use HTML5, CSS3,Angular, jQuery and Bootstrap to build a single page web app that communicate with back-end via RESTful API.
• Designed and deployed AWS solutions using EC2, S3, RDS, EBS, Elastic Load Balancer and Auto scaling groups. Developed SOAP/REST web service providers using Spring withSpringBoot.
• Built REST API's in Java and NodeJS using Spring boot and Express.JS respectively.
• Implemented exception handling in JavaSpringbootfor REST API, by making use of Exception Handler and Controller Advice annotations.Created Automation test framework using Selenium, and JIRA for tracking bugs.
• Responsible for system analysis, design and development which is built on top of JavaJ2EE architecture and Spring 3.0 MVC. Used JUNIT for Unit testing, Log4J for logging anddebuggingpurposes.
• Developed applications on Spring Boot Framework using Micro services (SOA) Architecture and Synchronous protocols such as Java /REST.
• Designed and developed a web site application using HTML5, CSS3, Angular 4, Bootstrap, JQuery,BackboneJS, XML, Servlets, JSP. Developed Maven build scripts for generating the deployment files for continuous integration.
• Created REST clients to consume data from other partner applications and involved in creating POC's usingMEANstackand enhancing existing REST API's developed using Node JS, Express-JS and Mongo-db.
• Used Express JS routing to route the incoming requests to the REST API end points.
• Developed Web services to communicate to other modules using XML based SOAP and WSDL protocols.

Java Developer

Confidential

Responsibilities:

• Designed the front-end screens using Angular 2.0, HTML5, CSS3, JavaScript, jQuery, Bootstrap and Spring Boot. Developed responsive web pages and Angular JS templates using HTML5 and CSS3.
• Develop builds using CI/CD tools like Jenkins, Ansible, and worked with different DevOps tools such as SonarQube, Sonatype Nexus, GitLab etc. on Linux and PostgreSQL platform.
• Developed Enterprise RESTFUL Web services for generation and consumption of service using Jersey and Axis Frameworks usingEclipse/NetBeans.
• Developed front-end systems with JavaScript, Bootstrap, HTML5, CSS3 and MVC frameworks such as Angular JS, Backbone JS, React JS and Node JS.
• Focused on containerization and immutable infrastructure. Docker has been coring to this experience, along with Kubernetes.
• Implemented AWS (EC2, RDS, SNS, SQS, S3 and lambda) to move customer care application in to Cloud environment.
• Developed RESTFUL web services using Spring Boot, Spring RESTFUL template, JPA, Cloud foundry. Used a microservice architecture, with Spring Boot-based services interacting through a combination of REST and Apache Kafka message broker. Deployed and managed services by Marathon.
• Modularized Front-End CSS and NodeJS code with sass. Built a real-time mouse/click user analytics web services with NodeJS and Implement modules into NodeJS to integrate with the design and requirements.
• Development of infrastructure automation in AWS (EC2, DynamoDB, Lambda, EBS, RDS, Dynamo, ELB, EIP etc.) with AWS CloudFormation.
• Involved in developing components on Reporting Dashboard with Spring MVC, Spring Framework and Hibernate and created Mic2ro services using Spring Boot.
• Used JavaScript libraries: jQuery, Backbone.js, Ember.js Require.js, Node.js to develop Web pages.
• Designed and implemented a scalable, RESTful, and microservices-based, mobile back-end.
• Employed various Core and J2EE design patterns including Factory, DAO, Command, Business Delegate, MVC, Service Locator, extracted data from RDBMS into a Cassandra cluster using Sqoop.
• Analyzed logs for the Web application using Elasticsearch with Docker. Wrote SQL queries to generate reports for business owners and end-users.