SUMMARY:

• 7+yearsof extensive experience as a Front - End UI Developer with solid understanding of database designing, development and installation of different modules.
• Expert knowledge of CSS preprocessors (SASS and LESS)
• Strong conceptual and technical knowledge of interaction design for web and mobile applications.
• Professional understanding of System development life cycle SDLC as well as various phases such as Analysis Design, Development and Testing.
• Expert in developing User Interface UI applications and professional web applications usingJavaScript, XUL, HTML5 DHTML, DOM, XHTML, jQuery, CSS3, Ajax and JSON.
• Extensive experience in programming, deploying, configuring, fine-tuning and administering middle-tier popular J2EE Application Servers like JBoss, Websphere, WebLogic 12c, Apache Tomcat.
• Expertise in building strong websites confirming Web 2.0 standards using, jQuery, HTML5, XHTML, DHTML CSS3to develop valid code and table-free sties.
• Experienced in developing both front end and back end applications using Java, HTML, HTML5, CSS, CSS3, JavaScript, Angular.js 1.0x, Angular.js 2.0, React JS, Spring MVC, Spring, Hibernate, Cloud Applications, Node JS, SAAS, RWD, DOM, Gulp, Python, jQuery, and Ajax.
• Extensive experience in variousUI widgetsusingJavaScript libraries like Angular.js, backbone.js, Require.js, and Node.jsand developing Rich Internet ApplicationsRIA.
• Professional in creatingTemplates, mockupsandPrototypes, Web Interfaces, LayoutsandFlow of Future Pages.
• Expert inHTML5/CSS3development and have experience inBackbone.js, Require.js, node.js, Angular5, Responsive design.
• Extensive experience on implementing theAJAXfeatures usingJavaScript and jQuery.
• Experience in creating alarms and notifications for EC2 instances using Cloud Watch.
• Expertise in AWS Resources like EC2, S3, EBS, VPC, ELB, AMI, SNS, RDS, IAM, Route 53, Auto scaling, Cloud Formation, Cloud Watch, Security Groups.
• Experienced in using Front End editors likeDreamweaver, Sublime Text2, and Microsoft Expression Web.
• Experience in creating functional specifications withvisual design mockupsin Adobe Photoshop, Adobe Illustrator and Adobe Flash.
• Experience of working on CSS Preprocessors likeLESS and SASS
• Excellent experience in Restful Web services and Web service development and consumption. JAX-RS and JAX-WS
• Experience with Performance tuning tools like IE8 JS Profiler, Fiddler and Debugging tools like ULS viewer.
• Experience in database design and writingcomplex queries, usingOracle 8i/9i/10g/11g, SQL Server and MySQL.
• Knowledge inHTML5/CSS3, SASS/SCSS, LESS, YAML.
• Excellent interpersonal abilities, communication skills,time managementandTeam skillswith an intention towork hard to attain project deadlinesunder stressful environments.
• Experience in managing live-site dev, staging, and prod Azure environments. Performed DNS configuration, deployments, and other operations.
• Framework Experience includes Bootstrap 3, jQuery, Foundation and MVC
• Strong Knowledge in scripting technologies like Python, Scala, Shell, Groovy on Grails and Perl.
• Experienced in monitoring theProduction Environments under 24/7under on-call rotation to meet the Service Level Agreements set by the management.
• Excellent working knowledge and thorough exposure on compatibility issues with different versions of browsers like Internet Explorer, Mozilla Firefox, Safari and Google Chrome.
• Excellent hands-on experience with modular and component based Angular 4 applications.
• Elevated experience with NoSQL persistence technologies such as MongoDB.
• Experience with DevOps, including Continuous Integration with Jenkins and Continuous Deployment with CloudFormation.
• Exposed to the implementation of various Design Patterns Singleton, Facade, Data Access Objects (DAO), Factory, Front Controller, and Data Transfer Object (DTO).
• Having work experience on Cloud Computing Service Amazon Web Services (AWS).

TECHNICAL SKILLS:

Languages: Java (8), Groovy, C, C#

J2EE/JAVA Technologies: RESTful/SOAP

Web Services: Jersey, Apache CXF, Apache Axis2

Web Technologies: Angular 5/AngularJS 1.6, jQuery, Node.js, backbone.js, React.js, JSON, HTML5, CSS, CSS3, Sass, AJAX, JavaScript

Frameworks: Spring Boot, Spring MVCGrails, HibernateGoogle Web Toolkit(GWT)

Build/Deploy Tools: Maven, Jenkins, Grunt, Bower

Source/Version Control: Git, Subversion

Command - line Build Systems: Grunt, Gulp

Workflow & Delivery: Responsive Web Design

Mobile Development: Single page web app Google Analytics

IDE Tools: Eclipse, IntelliJ, NetBeans, WebStorm

Sublime: Text, Photoshop, Dreamweaver

Application/Web Servers: Oracle WebLogicIBM WebSphere, Apache Tomcat, JBoss

Databases: Oracle 11g, DB2, MS SQL Server, MySQL

Testing Tools: SOAPUI, Junit, EasyMock, Mockito, Ruby, Cucumber, LoadRunner, Quality Center

PROFESSIONAL EXPERIENCE:

Confidential, New York City, New York

Sr. Java/J2EE Front End UI Developer

Responsibilities:

• Worked closely with internal clients to define business objectives, project scope, solution space and design/development approach for various knowledge research applications.
• Setting up AngularJS framework for UI development. Developed html views with HTML 5, CSS 3, JQuery 1.1.0, JSON, and Java Script.
• Development of DAO layer using Hibernate Template and JDBC Template Operations.
• Used groovy and spring boot to collecting the data from users and packaged the data as JSON distributed to applications.
• Used Hibernate Template and Core Hibernate 3.0 in data access layer to access and update information in the database.
• Implementation of Ehcache as a second level cache in the DAO layer for Hibernate.
• Worked with AWS for Storage & content delivery and Application deployment services.
• Designing user interfaces for a multitude of innovative SaaS and AI learning tools Spectrum develops
• Used JQuery to make the HTML, DHTML and CSS code interact with the JavaScript functions to add dynamism to the web pages at the client side.
• Created various Parser programs to extract data from Autosys, Tibco Business Objects, XML, Informatica, Java, and database views using Scala.
• Developed and configured the AWS Simple Notification Service (SNS) and Secure Email Service (SES) architecture of the solution and working with a client.
• Using Google analytics reports, optimized the page load time for the pages that had heavy traffic and improvised those pages using CSS.
• Writing front-end code like HTML, CSS, JQuery for assigned User requirements using Backbone JS,AngularJS/2/4/5, React.Js, Require JS and various other JavaScript frameworks.
• Code enhancement and bug fixes.
• Collaborated with the team of cloud engineers to understand the functionality and enhance the application functionality.
• Involved in developing and maintaining services-based architecture utilizing open source technologies like Hibernate ORM and Spring MVC Framework
• Created wireframes, storyboards, user flows, and documentation and site maps to effectively communicate design ideas. Uses multiple UI UX tools and software to complete tasks
• Consumed REST based Microservices with Rest template based on RESTful APIs.
• Experience with Restful Web services (REST, SOAP) for client server communication.Developing custom HTML elements using angular js directives.
• Setting up AWS Oracle RDS databases for new project, use data pump to migrate data to Relational Database Services (RDS). Ran docker compatibility testing on various Linux distros, Amazon(AWS).
• Developed controllers, view/partials and directives for application.
• Used JQuery, and JavaScript for DOM manipulations.
• Increased efficiency of environment setup to become 80% faster by using Spring Boot & Maven to simplify configuration, development, and deployment.
• Used Jenkins and AWS Code Deploy plug-in to deploy the application into AWS cloud.
• Developed Angular factories, and used angular promise API for making async calls.
• Developed various REST controllers for different HTTP methods to serve the data in JSON for the UI and created Exception handlers to send Http codes with various Failure responses with Spring REST.
• Created Restfulwebservicesusing Jersey API (JAX-RS) while data exchange was carried out between application andservicesusing JSON.
• Responsible for writing the unit test cases, system cases and functional test cases of the system. Wrote complex SQL statements to retrieve data from the DB2 database. Worked on development of Java Web Services.
• Using Eclipse Juno, Adobe Bracket, SVN, debugger and ng-inspector tools.

Environment: Java/J2EE, Angular JS, CSS/CSS3, Spring, Hibernate, JQuery, AJAX,, JavaScript, Oracle, PL/SQL JDBC, Apache CXF, REST, Eclipse, WebSphere, JUnit, Agile UML, JSPs, JSTL, Servlets, Maven.

Confidential, Goodlettsville, Tennessee

Sr. Java/J2EE Lead Developer / Front End UI Developer

Responsibilities:

• Designed and implemented the User Interface using JavaScript, HTML5, XHTML, XML, CSS3, JSP, AJAX and MySQL.
• Wrote DAO classes using Spring and Hibernate to interact with database for persistence.
• Added Data Synchronization to sync data between Azure cloud and local-storage.
• Configured an AWS Virtual Private Cloud (VPC) and Database Subnet Group for isolation of resources withinthe Amazon RDS Aurora DB cluster.
• Successfully integrated the flagship product into AWS and Azure and automated the conversion process for it.
• Built Jenkins jobs to create AWS infrastructure from GitHub repos containing terraform code.
• Expert knowledge of Java Script. Aware of but not reliant on Object Oriented Java Script frameworks Prototype Dojo, jQuery etc.
• Creating end to end Spark-Solr applications using Scala to perform various data cleansing, validation, transformation and summarization activities according to the requirement
• Developed big data analytics web application using Angular JS, JavaScript, HTML/CSS, Bootstrap to analyse Terabytes of data stored in aws cloud in real-time.
• Used AWS SDK to connect with Amazon SQS for bulk email processing.
• Used AWS deployment services to quickly set up a dynamic website and configured virtual servers using AWS EC2 and responsible for maintaining and expanding our AWS infrastructure using AWS EC2/EBS.
• Experience with unit testing frameworks e.g. Jasmine Protractor Proficient in OOD and Implementation Design Patterns Proficient in Bootstrap or Foundation works.
• Designed Frontend with in object orientedJavaScript FrameworklikeAngular.jsandExt.js.
• Enhanced user experience by designing new web features usingMVC FrameworklikeBackbone.js, Require.js, React.js and Node.js.
• Worked one-on-one with client to develop layout, color scheme for his website and implemented it into a final interface design with theHTML5/CSS3JavaScriptusingDreamweaver.
• Used advanced level ofHTML5, JavaScript,CSS3and pureCSSlayouts table less layout
• Produced content pages withCSS3 layoutandstyle markup presentationsand also usedJavaScriptmethods and properties.
• Configuring the WebSphere application server on AWS cloud platform.
• Maintaining the user accounts (IAM), RDS, Route 53 services in AWS Cloud. Created Cloud Formation template stacks to automate for building new VPC's using JSON files.
• Utilized variousJQUERYplugins to build Rich Internet Application.
• Created CSS templates for use in all pages on the website working with CSS Background, positioning, text, border, margin, padding, table, Pseudo classes, Pseudo elements and CSS3 Border, CSS3 Background, CSS3 Transitions.
• Designed and developed a web-based client using Servlets, JSP, Tag Libraries, Java Script, HTML and XML using Hibernate Framework.
• Upersistence framework mapping the ORM objects to table using Hibernate annotations.
• Developed Presentation tier as HTML, Java Server Pages usingSpring MVC Frameworkimplementing Struts validator, Tiles and Struts Internationalization
• Implement business functions using Apache CXF SOAP & REST web-services, and tested them using SoapUI.
• Developed front end modules and consumed various Web services in the business layer using SOAP and REST for business.
• Created Mock-up designs and developed various functionalities with JavaScript and jQuery.
• Used NPM, GRUNT forUItask runner and mastered in using the GRUNT commands for building and deploying the project.Setting up Angular JS framework for development. Developed html views with HTML 5, CSS 3, JQuery 1.1.0, JSON, and Java Script.
• Exposed the Web Services to the client applications by sharing theWSDL's.
• Created logical and physical data models putting to practice, concepts of normalization and RDBMS.
• UsedSOAP,JAXB,JAXP, XML/XSLTandWSDLfor developing Web Services.
• Worked with the team of architects and back-end Developers to gather requirements and enhance the application functionality and add new features.

Environment: Java/J2EE, Spring, HTML5, CSS3, Java Script, Object-oriented Java, AJAX, MVC, angular.js, backbone.js, Require.js, Node.js, Ext.js, XML, JSON, DOM, SOAP

Confidential, Washington, DC

Sr. Java Tech Lead Developer/ Front End UI Developer

Responsibilities:

• Involved in theSoftware Development Life Cyclephases like Requirement Analysis, Implementation and estimating the time-lines for the project.
• Experienced consuming RESTful Web Services using JAX-RS API.includesHTML5,CSS3,JavaScript,jQueryandAJAXwhich were used forUI development.
• Involved in developingHTML and JavaScriptfor client side presentation and, data validation on the client side with in the forms.
• Used Spring Core Annotations for Dependency Injection Spring DI and Spring MVC for REST API s and Spring Boot for micro-services.
• Designed Pdf, Excel and Print previews for all the reports in the application usingHTML, JavaScriptandSQL Stored Procedure.
• Involved in developingXML,HTML, and JavaScriptfor client side presentation and, data validation on the client side with in the forms.
• Developed a core component of Analytics withNode.js,Angular.JS, Ext.js, Couch DB, and Socket Stream.
• Used theNode.js, Angular.js, backbone.jsandRequire.js MVCFrameworks in the development of the web applications.
• Created and tested scripts usingJQueryon various browsers Chrome, Firefox, Opera, Safari, IE, etc.
• Implemented SOA architecture using SOAPwebservicesby using Apache CXF and JAX-WS.Involved in writing application level code to interact with APIs, Web Services using AJAX, JSON and XML.
• Used jQuery pluginsforDrag-and-Drop,Widgets, Menus, UserInterface and Forms.
• UsedAJAXframeworkslike JQuery, JSON to develop rich GUIsand also involved in performance tuning the website.
• Performed layout of web pages using HTML 4/5, CSS 2/3, JavaScript libraries, SASS/SCSS Compass
• Created XML files according XSD schema and used XSL, HTML5 and CSS3 for XML rendering.Developed Web pages using HTML5, CSS3 and JQuery.Owned the design, development and maintenance of ongoing metrics, reports, analyses, dashboards, etc., to drive key business decisions and communicate key concepts to readers.
• Used data visualization Library named JQuery Visualize Plugin for charting using HTML5 canvas.
• Worked onAJAXcontrols likeUpdate Panelto manage the post back of the web page to server,AJAX Script ManagerandScript Manager Proxycontrols to registerJavaScriptand web service files.
• Used detailedwireframesand developedMock-up designsas per the requirements of Business.
• Debug the application using Firebug to traverse the documents and manipulated the Nodes using DOM and DOM Functions using Firefox Firebug and IE Developer Tool bar for IE.
• Validated all theHTML/XHTMLandCSS codeaccording toW3Cand made it complaint.
• Worked with the team of architects and back-end Developers to gather requirements and enhance the application functionality and add new features.

Environment: Java/J2EE, Spring, Hibernate, HTML5, CSS3,SAAS,Data visualization JavaScript, JQuery, AJAX, XHTML, MVC, angular.js, backbone.js, Require.js, Node.js, Ext.js, XML, JSON, DOM, Firebug, SQL, Oracle

Confidential, Fenton, MO

Sr. Java/J2EE Tech Lead/ Front End UI Developer

Responsibilities:

• Closely worked with business system analyst to understand the requirements to ensure that right set of UI modules been built.
• Wrote application level code to perform client side validation usingJQUERY and JavaScript.
• Designed the front end applications, user interactive UI web pages using web technologies likeHTML, XHTML, and CSS.
• Using advanced level ofJQUERY, AJAX, JavaScript, CSSand pure CSS layouts.
• Wrote JQUERY function while implementing various UI Screens across the whole web application both consumer facing as well as internal application.
• Involved in writing application level code to interact withAPIs, Web Services using AJAX, JSON and XML.
• Designed and developed intranet web applications usingJavaScript and CSS.
• Interacted with java controllers JQUERY, Ajax, and JSON to write/read data from back end systems.
• Used SVN for version control and QC for defect tracking.
• Maintain, enhance, and recommend solutions that best suit business and technology needs from UI standpoint.
• Creating cross-browser compatible and standards-compliant CSS-based page layouts.
• Worked on cross browser compatibility issues and fix the bugs pertaining to various browsers.
• Experience in other programming languages such as JSP, Ruby on Rails or .Net.

Environment: HTML5, CSS3, JavaScript, Object-oriented Java Script, jQuery, AJAX, MVC, angular.js, backbone.js, Require.js, Node.js, Ext.js, XML, JSON, DOM, SOAP, RDBMS, Struts Mvc,Windows.