Chandan R. Email and Phone Number

• Designed dynamic client-side Javascript codes to build forms and simulate process for web application, page navigation and form validation using Angular 4.• Created Typescript reusable components and services to consume REST api’s using component-based architecture by Angular 4.• Created Angular 4 components, services, directives and forms to collect different user data and implemented editable tables and form validations using Angular.• Worked with Java 8 Streams, functional interfaces, Lambda Expressions and Time package.• Used spring security on both client side and server side throughout the app to provide restricted functionality access for different roles.• Developed REST web services using Spring Boot and consumed REST services using Spring REST Template.• Developed custom validators and created REST exception handling advices to handle server-side errors.• Implemented MyBatis and Spring'sDAO layer together offer a high performance, productive approach to persist Plain Old Java Objects (POJOs). • Performed JUNIT testing (both unit testing and Integration testing) extensively so that the code coverage would be more than 80%.• Deployed the application to cloud foundry as part of the firm wide cloud migration and used lot of services offered by the cloud environment.

• Developed templates for multiple screens by using AngularJS markup and expressions.• Created AngularJS Controllers, Model, View, Services which isolate scopes to perform operations in UI.• Used the basic principles of MVC to incorporate the AngularJS to build client-side application and Spring for building server-side API's. • Used Angular-JS to design and develop the user interfaces and followed Agile Methodology for application development.• Defined new validations through AngularJS for the form field validation implemented through HTML5 by using ng-messages, ng-required,ng-if.• Using Spring XML configurations, annotations, wrote controllers to handle incoming requests and send output to the UI.• Worked to secure our RESTful web services with Spring security to authenticate any third-party requests coming in. • Worked on Spring application framework features IOC container and AOP and integrated Spring with Hibernate using the Hibernate Template. • Extensively used Java Collections APIs &Multi-Threading in handling batch service requests• Developed Spring DAO’s to connect to MongoDB using Spring Mongo Template and created document and collection mappings.• Involved in configuring builds using Jenkins with Git, configured and used Jenkins to deploy the applications onto Dev, QA, UAT environments.• Developed, Tested and Deployed application in IBMWebSphere application server.• Worked with Oracle database system to write simple and complex SQL and PL/SQL statements for implementing database operations.

• Designed and developed the application using Agile methodology, Wrote Technical design documents, Implementation plans and testing documents for the requirements.• Developed UI components for email and link sharing of documents and files for a Content Management System using BackboneJS and jQuery.• Created RESTful services using the web API2.0 and consumed other subsystems RESTful WebServices in SOA architecture.• Experience on HTTP specifications and REST standards and expertise in integration of RESTful Services with UI applications.• Developed RESTful Web Services on HTTP Handlers with POST, GET Methods for XML and JSON requests and developed SOAP WebServices and REST Web services (JAXB, JSON, JAX-RS, JAX-WS). • Implemented various design patterns - Singleton, Business Delegate, Value Object and SpringDAO.• Built ASynchronized Notification REST web service to send mess email with Spring, Hibernate, Tomcat.• Involved in writing Maven scripts for automated deployment of the application and managed GitHub Projects and migrated from SVN to GitHub with merge and version.

• Used OOAD for building applications. Involved in gathering business requirements, analyzing the project and creating use Cases and Class Diagrams.• Created sequence diagrams, collaboration diagrams, class diagrams, UseCases and activity diagrams using Rational Rose for the Configuration, Cache & logging Services.• Implemented Struts framework in the presentation tier for all the essential control flow, business level validations and for communicating with the business layer.• Worked on SpringWeb Flow on Spring MVC to build an application from scratch using Spring XML configurations, annotations. Wrote controllers to handle incoming requests and send output to the UI Configured.• Worked Gradle build scripts to compile Java classes and create jar, performed unit testing and package them into ear files and SVN as version control.

• Using RUP and Rational Rose, developed Use Cases, created Class, Sequence and UML diagrams.• Participated in all the phases of the development namely Web Component Creation, Enterprise Bean Creation, Application Assembly and Application Deployment.• Developed pages using JSF features like converters, validators, action Listeners, custom components, etc. and created conditional logics in pages using JSF tags and JSTL.• Worked on the UI Customization, modifying the HTML as well as JSP Pages and Applied patches to Plateau LMS, and written consolidated shell scripts to apply all the DB patches.• Used Spring Dependency Injection along with the Spring Web Flow for the Presentation Layer of the HR Modules.