SUMMARY:

• Over 6 years of professional IT experience in Front - end / UI development applications design.
• Extensive hands-on experience in web development technologies such as HTML5, CSS3, JavaScript, jQuery, AngularJS, Angular 2, ReactJS, Bootstrap, AJAX, JSON.
• Expert in web page layout creation using CSS media queries and Bootstrap for responsive design.
• Responsible for checking cross browser compatibility and worked on different web browsers such as Google Chrome, Safari, Mozilla Firefox and Internet Explorer.
• Outstanding knowledge of JavaScript Libraries such as jQuery to create dynamic web pages.
• Experience in applying the latest development approaches including Model-View-Control, event-driven applications using AngularJS, AJAX, Object-oriented JavaScript and JSON.
• Proficient in Single Page Application development using AngularJS.
• Experience in using AngularJS along with JSON to parse response data for user interface pages.
• Extensive experience in implementing AJAX features by utilizing jQuery and JavaScript.
• Good experience in implementing client side registration forms, login forms and logout forms validation using JavaScript, jQuery, AngularJS and AJAX.
• Some hands-on experience in developing application by using TypeScript and Angular 2.
• Experience in utilizing ReactJS with Redux as the main library to develop web applications.
• Some experience in isomorphic environment like Node.js in web application development to implement data interaction with back-end.
• Familiar with unit test and end-to-end using front-end test tool Jasmine with the Karma test runner.
• Worked in version control tools like GIT, SVN.
• Some experience in SQL expression, stored procedure, and triggers with some database like MongoDB, Oracle.
• Experience in using multiple IDEs such as WebStorm, Sublime Text, Brackets, Notepad++.
• Extensive understanding in Agile methodology and Software Development Life Circle (SDLC).
• Good communication skills and efficient troubleshooting skills as a good team member.
• Eager to learn and apply new technologies and also quickly adjust to new environments.

TECHNICAL SKILLS:

FrontEnd / UI Web Technologies: HTML/HTML5, CSS/CSS3, LESS, JavaScript, Bootstrap, jQuery, jQuery UI, AngularJS, Angular 2, ReactJS, D3.JS, AJAX, JSON, DOM, XML, RESTful Services, AWS

IDE Environment: WebStorm, Sublime Text, Brackets, Notepad++, Microsoft Visual Studio, Visio Studio Code

Testing & Debugging Tools: Chrome / Safari Web Inspector, IE Tester, Firebug, Jasmine, Karma

Operating System: Windows XP/7/8/10, Linux, MAC OS

Version Control: GIT, SVN

Application: Microsoft World, Microsoft PowerPoint, Microsoft Excel Access, Visual Studio

Database: MongoDB, Oracle

Methodologies: Agile, Scrum, Waterfall, TDD

PROFESSIONAL EXPERIENCE:

Confidential, New York, NY

Sr. Front-End Developer

Responsibilities:

• Involved in a team to create structure of management system by using latest front end technologies such as HTML5, CSS3, Bootstrap.
• Responsible for designing responsive web page mainly using Bootstrap and manually inserting CSS media queries code to support performance perfectly.
• Utilized Bootstrap components like navs, button groups, dropdowns, wells, pagination to build responsive layout.
• Created tables by using HTML5 and CSS3 to display consumer’s order information and executed JSON data parsing using AngularJS 1.5 to render information on tables.
• Used AngularJS components such as modules, directives, controllers, filters, services and APIs to build up Single Page Application (SPA), consumer’s information arrangement and order products classification, etc.
• Implemented various UI screens across the whole web application by using jQuery function (for both internal application and consumer facing part).
• Used AngularJS $http service to interact with RESTful web services and JSON to manage consumer’s information such as updating, replacing or cancelling orders for consumers.
• Migrated the whole platform from AngularJS 1.5 to Angular 2.0 for client needs.
• Built Angular 2 components using TypeScript and UI services to consume REST services by using Component based architecture.
• Utilized MongoDB as database to store consumer’s order records, payment history, personal information, online shopping cart information and so on.
• Handled browser compatibility issues working on different web browsers by using HTML, CSS, JavaScript for Google Chrome, Firefox, Safari and IE browsers.
• Responsible for executing unit test cases and end-to-end using front-end test framework Jasmine with the Karma test runner.
• Used Chrome canary tool, Firebug and IE developer to debug and fix JavaScript issues.
• Used GIT as a project version control tool for developers to commit and check code.
• Involved in software development life cycle (SDLC), including requirement gathering, designing, coding and testing procedure.
• Followed agile development methodology (scrum) in the development of software.
• Worked closely with back-end developers for project requirement and analysis, helped manage data in the database, and created RESTful APIs in Node.js environment.
• Used Node.js code in AWS(Amazon Web Services) Lambda Functions.
• Worked closely with QA team to discuss how to resolve problems and debug in project.

Environment: HTML5, CSS3, CSS Media Queries, JavaScript, Typescript, jQuery, Bootstrap, Responsive Design, AngularJS 1.5, Angular 2, AJAX, JSON, MongoDB, RESTful, SPA, Node.js, AWS, Jasmine, Karma, GIT, Agile

Sr. Front-End Developer

Responsibilities:

• Established front-end web application structure and UI layout using HTML, CSS and JavaScript.
• Used Bootstrap to implement responsive design for web application, with the help of CSS Media Queries to maintain larger style sheet.
• Used AJAX and jQuery to implement asynchronous functions and features, also used jQuery UI for Drag-Drop to make web page more user-interactive.
• Utilized AngularJS to build new MVC structure to set some custom filters and directives.
• Developed the application’s presentation layer using JavaScript and jQuery Libraries.
• Used AngularJS AJAX calls (such as GET, PUT, POST) to transmit or fetch data from RESTful APIs which were created and provided by back-end team.
• Implemented Single Page Application (SPA) by using AngularJS which can bind data to specific views and synchronize data with server.
• Created AngularJS custom directives and made restrictions for the directive created.
• Used AngularJS to implement form validation and collection customer’s data by creating AngularJS components such as directives, controllers, services and so on.
• Used HTML, CSS to design page layouts that can meet cross-browser compatibility for various browsers.
• Debugged JavaScript and HTML code with Firefox Firebug, Google Chrome JavaScript debugger and IE Tester.
• Used Jasmine with Karma to do unit test.
• Used SVN as the project version control tool system.
• Used Agile methodology for requirement gathering.
• Communicated with QA team to work in code debug, performance check and defects resolve.

Environment: HTML, CSS, CSS Media Queries, JavaScript, Bootstrap, jQuery, jQuery UI, AngularJS, RESTful API, AJAX, SPA, Firebug, Chrome debugger, Jasmine, Karma, JSON, SVN, Agile.

UI Developer

Responsibilities:

• Developed dynamic web application using HTML, CSS, JavaScript.
• Use Bootstrap for responsive web design adjusted on all devices like desktop, tablets and mobile phones.
• Utilized JavaScript and jQuery to write application code to perform client side validation.
• Used jQuery to implement images slide page by page (manually or automatically by setting time) to make better user’s visible experience.
• Used AJAX to request JSON data through RESTful APIs to obtain customer’s data from server side and display on client side page.
• Used jQuery and jQuery UI to add dynamic data to the web page by interacting HTML and CSS with JavaScript functions.
• Handled browser compatibility issues for different browsers related to HTML and CSS.
• Used GIT as project version control.
• Debugged application by using IE Test, Firebug.
• Followed Agile methodology and scrum team structure.

Environment: HTML, CSS, JavaScript, jQuery, jQuery UI, Bootstrap, AJAX, JSON, GIT, Agile, Scrum, RESTful APIs, IE Tester, Firebug

Front-End Developer

Responsibilities:

• Worked with HTML, CSS and JavaScript to develop web pages.
• Responsible for the overall layout design, color scheme of website using CSS.
• Created client-side validations in registration forms, user login and logout by utilizing JavaScript.
• Involved in designing UI pages utilizing HTML, CSS, JavaScript and jQuery.
• Developed modules to retrieve data by creating AJAX calls through jQuery methods.
• Worked on cross-browser compatibility issues and integration of the project.
• Used GIT as version control
• Work closely with QA to troubleshoot cross problems and resolve bug.

Environment: HTML, CSS, JavaScript, jQuery, AJAX, GIT