SUMMARY

• Worked with Functional Programming, Object Oriented programming and other paradigms with JavaScript - ES5/ES6/ES7.
• Experience with ReactJS reusable components. Used JSX for templating and worked with props, state, keys, refs, events, props validation and React component life cycle for state management and dom manipulation.
• Working with React Router for developing SPA (Single Page Applications) - Used Browser Router for web and Native Router for mobile.
• Used Fetch API, Axioms for making HTTP calls. Worked with many redux middleware’s and third party react components.
• Experience with ExpressJS to create server-side MRC - Model Router Controller API with Redis for caching.
• Experience with NodeJS, ExpressJS, MongoDB, Grunt, lodash, promises, async, request, body-parser, fs, events, Socket.IO, Zmq, Passport and Mongoose.
• Created Express.jsmodels which use Mongoose models to query, create, update, and delete from MongoDB.
• Experience with Socket.IO for Web Socket engine to make real-time bidirectional event-based communication.
• Experience in developing Mean Stack (MongoDB, Express, AngularJS, NodeJS) using UI-router, Modules, Services, Controllers and custom directives using Angular-UI components (UI-Grid, UI-Bootstrap, UI-Calendar, UI-Date, UI-Layout), services ($resource) and REST API’s.
• Experience with ES5/ES6/ES7 features - closures, hoisting, prototypes, block scoping, rest, spread, restructuring, classes, promises, iterators, generators, async, await, maps and sets.
• Good understanding of design patterns - IIFE, Module, Revealing Module, Prototype, Revealing Prototype patterns.
• Proficient in HTML5 new features like Form Validation, Media (Audio & Video), Canvas, SVG, Web Worker, Local Storage, Session Storage, Web Socket, Application Storage (Offline) and Indexed DB API.
• Experience in UI designing with bootstrap, CSS3, font-awesome icons, SVG Sprites, Google Analytics, Google Performance Metrics, Lazy loading, JavaScript and jQuery scripting technologies.
• Created Responsive web design using Bootstrap 3, Media Queries, Fluid Layout, Responsive Images and Typography.
• Used Bootstrap Grid System to create responsive layouts, navigation, tables, and bootstrap components like Carousel, Modal Popups, Tabs, Tables, Autocomplete.
• Experience with CSS3 preprocessors styling such as SASS (Mixins, functions, variables and Interpolation) to create and reusable style sheets.
• Used Babel, Grunt and Webpack to perform bundling, minification, compilation and ESLint for code cleaning.
• Worked on CI/CD with Jenkins, Gerrit, Git and AWS cloud.
• Experience with Socket.IO for web socket engine to make real-time web application with bi-directional communication.
• Worked with cross browser compatibility issues and did testing on the browsers like IE, Mozilla Firefox and Google Chrome.
• Used CSS Grid System to create responsive layouts, navigation and tables. Used Bootstrap components like Carousel.
• Used SASS pre-processor to create importable and reusable style sheets, processed on server-side.
• Extensive experience with jQuery - CSS3 Selectors, Sizzle API, DOM traversal, manipulation and event handling.
• Used jQuery UI controls as Accordion, Tabs, Dialog and used jQuery mobile data attributes to create mobile friendly pages.
• Experience in JavaScript and node testing library framework such as Mocha, Chai, Jasmine and Jest.

TECHNICAL SKILLS

Web Development: HTML5, SASS, CSS3, JavaScript, Express.js, React.js, Angular.js HTML, CSS, Bootstrap, HTML5 API’s.

Databases: MongoDB

Programming Languages: Java, JavaScript, SQL

Operating System: Windows, Linux, UNIX, Mac OS X

Software Tools: Microsoft Visual Studio, Photoshop, Dreamweaver

IDEs worked on: Notepad++, Visual Studio, Eclipse and Web Storm, Atom

Application Servers: Apache Tomcat, Web Logic, Web Sphere.

PROFESSIONAL EXPERIENCE

Confidential, Albany NY

Front end / UI Developer

Responsibilities:

• Leading 5-member development team and ensuring timely delivery of platform components.
• Development of UI components for data visualization.
• Following best practices for optimal scaling of the application.
• Unit testing of components and automation of deployment, testing and build processes.
• Leveraging the environment of React and Node for several aspects like
• Design and development of various front end reusable components using ReactJS with Redux as state management library
• Designed Pdf, Excel and Print previews for all the reports in the application
• Involved in writing application level code to interact with APIs, Web Services using redux-thunk
• Responsible for making responsive web pages using twitter bootstrap and media queries.
• Developed application pages using HTML, CSS, JavaScript and jQuery.
• Involved in writing application level code to interact with APIs, Web Services using AJAX and Angular resources.
• Using Semantic-UI as the CSS framework for ease of styling
• Leveraging Redux for state management using Actions, Dispatchers, Providers, Store
• Implemented Grails Services and controllers to perform actions. Developed the server side for REST API’s using NodeJS with Express framework
• Implementation of generic services by layering the code using callback mechanism of JavaScript
• Using Mongo queries for optimizing the data fetching from MongoDB
• Using GitHub to maintain the repository.
• Involvement in Agile methodology of project management as Scrum Master
• Managed projects with GRUNT task runner.

Environment: HTML5, CSS3, React.js, AJAX, Node.js, MongoDB, JSON, Atom, Photoshop, JavaScript, SASS, Agile methodology, GIT and Windows.

Confidential

Full Stack Java Developer

Responsibilities:

• Used Agile methodology and actively participated in Scrum meetings to produce quality deliverables within time.
• Actively involved in requirements gathering, analysis, conceptual design while upgrading the project on spring framework.
• Used Angular JS as the development framework to build a single-page application.
• Involved in integrating AngularJS MVC with Spring MVC.
• Created set of classes using DAO pattern to decouple the business logic and data.
• Implemented asynchronous messaging service though JMSTemplate.
• Written message driven POJO’s simple java objects that reacts to messages arriving on a queue or a topic.
• Configured spring bean with message-broker specific implementation with ActiveMQ message broker.
• Utilized Spring Security for authentication and authorization
• Using Spring JMS, Implemented Topic publish method in the JMS Connection Pool.
• Utilized Java Messaging Service (JMS) API for listening to messages from MQ queues and conversion of string messages to message entities.
• Implemented Message Driven Beans(MDB) asynchronously receiving message from the Queue.
• Implemented agent-server messaging dialog using Camel and JMS (Active MQ implementation).
• Used Spring-JPA API for the persistence layer implementation.
• Used Spring JPA templates, JDBC templates for the DAO classes.
• Used JPQL to persist, retrieve data objects to be used by presentation layer JSTL, JSP pages.
• Created Triggers, Views, Stored procedures, functions and packages in JPQL.
• Used Service Oriented Architecture(SOA) for implementing Restful Web services.
• Involved in developing the Restful Web Services using Spring MVC to extract data from the databases.
• Consumed Web Service for transferring data between applications using Restful API’s along with Jersey API and JAX-RS.
• Implemented REST web service using JAX-RS API annotations.
• Developed Restful Web services to allow communication between applications over HTTP.
• Worked on JSON for representing data records over HTTP protocol using GET, PUT, POST, DELETE methods.
• Implemented various complex PL/SQL queries.
• Wrote PL/SQL stored procedures and did performance tuning of complex queries using SQL Navigator.
• Used various Core Java concepts such as Multi-Threading, Exception Handling, Serialization, Collection APIs to implement various features and enhancements.
• Implemented concurrency control mechanism in multi-threading through Monitors.
• Used Concurrency concepts, Garbage collection, Exceptional Handling, Memory management, and OOPS concepts.
• Used concurrency utilities like blocking queues, executor service, and thread pool executor.
• Developed the Maven scripts for preparing WAR files used to deploy J2EE components.
• Used WebSphere Application server to deliver a new class of enterprise applications that enhance business interactions and transactions between a company and its key constituencies.
• Used SVN as source control management tool
• Interacted with the users and documented the System.
• Generated JRXMLS and integrated into my project.

Environment: Java1.7, JSP, HTML, CSS, Angular JS, JavaScript, XML, XSD, JSP, Servlets, WebSphere Application server, SOAP, JPA, Spring Framework, SVN, Oracle 11g, PL/SQL, Agile, MAVEN, Eclipse, Linux, JNDI, Active MQ, PL/SQL.

Confidential, Plano, TX

UI Developer

Responsibilities:

• Creating a Single Page Application with reusable components using AngularJS for visualizing the data consumed by the stakeholders at various levels
• Following best practices for optimal scaling of the application and responsive design across various resolutions
• Leveraging the framework to develop an optimized and scalable application in several aspects like
• Used Mobile-first responsive grid layout using Bootstrap 3. Extensively used Media Queries to support components for various resolutions
• UI-Router module, which is state based for multiple view and encapsulated each with a controller for reusability throughout the application.
• DOM manipulation using two-way-data binding.
• $watch (), $digest () and $apply ()
• Creation of MVC like architecture using factories and services for model layer, AngularJS controllers (including dependency injection) for the controller layer and HTML templates for the View layer
• Creating custom directives for the DOM manipulations and Filters for formatting decimal places and pagination.
• Using CSS sprites to decrease the number of HTTP requests and load time of web pages to improve page performance.
• Implemented CSS3 features like CSS3 Media Queries, Pseudo Classes, multi-column layout, gradients and web fonts.
• Unit testing of components using jasmine and karma
• Automation of deployment using CI tool Jenkins, testing and build processes (minification) using Grunt

Confidential, Northbrook, IL

UI Developer

Responsibilities:

• Involved in gathering the Requirements, Analysis, Design & Development of the project.
• Design and development of various components of user interface using web technologies like HTML5/CSS3, Angular JS and bootstrap.
• Using AngularJS as framework to create a Single Page Application (SPA) which can bind data to specific views and synchronize data with server.
• Enhancing the existing web application to follow strict MVC patterns using AngularJS for improved source code maintenance which resulted in
• 40% code reduction
• By creating reusable components using templates in AngularJS
• Making directives (like changing the date formats, error checking, tables) for commonly used code
• Ease of upgrade
• By externalization of environment variables and configuration properties
• By externalizing the data for i18
• Scalability
• Leveraging the asynchronous behavior patterns in JavaScript which helped in handling higher number of user requests
• Using Node Package Manage (NPM) as package manager for JavaScript, GULP for task runner, which handles template cache and code minification and Bower for installing frontend dependencies.
• Performing Verification and validation process for the code written by making use of Jasmine and Karma JavaScript testing framework by testing across various scenarios of the Angular JS applications.
• Involving in Agile based approach to UI development Managed and implemented all codes changes via SVN. Deploying builds across development, Staging and production instances and maintained code integrity.
• Working in client environment

Environment: HTML5, CSS3, JavaScript, JQuery2, JSON, DOM, NodeJS v4.0, AngularJS 1.5x, Bootstrap3, Drupal, GULP, Subversion (SVN), Apache Tomcat8.0, AJAX, Agile, XML, JAVA, Eclipse.

Confidential

Java Developer

Responsibilities:

• Extensively involved in requirements gathering and analyzing them, checking the dependencies and design of the project.
• Implemented server-side tasks using Servlets and XML.
• Designed and developed User Interface using JSP, CSS, HTML and JavaScript. Used JavaScript DOM manipulation and JavaScript event to generate the data result in UI.
• Designed and Developed Java Script frame work for UI Configuration widgets.
• Used OO Java Script, JSP, jQuery, HTML and CSS to develop the application.
• Involved in redesigning the entire site with CSS styles for consistent look and feel across all browsers and all pages.
• Responsible for transforming design mock-ups to W3C standards compliant HTML pages using HTML, XHTML, CSS.
• Wrote code to fetch data from Web services using JQUERY AJAX via JSON response and updating the HTML pages.
• Wrote script for AJAX implementations in the website.
• Performed XML Transformations from value objects to XML and from XML to HTML data.
• Designed and developed views, controller and model components implementing Struts Framework.
• Implemented Design patterns for recurring problems.
• Responsible for the process of UI design for Internet sites and applications.
• Used Cascading Style Sheet (CSS) in web pages to separate presentation from structure.

Environment: Java, J2EE 6, Windows NT 4.0, UNIX, My Eclipse IDE, JSP 2.1, Servlets 2.5, Apache Tomcat 6.0, Web logic, JDBC, XML, HTML4, Oracle8.