SUMMARY:

• Over 5+ years of professional experience of User Interface (UI) and front - end development using mainstream web technologies for developing web application including client-facing and internal-facing web application design.
• Expert in building dynamic, user-friendly website using popular frameworks such as HTML5, CSS, Bootstrap, jQuery, JavaScript, AJAX and JSON.
• Strong experience with using Angular 2 and ReactJS framework for developing a Modern Web and Mobile Application with rich and complex user interactions.
• Great experience with ReactJS for creating interactive UI’s using One-way dataflow, Virtual DOM, JSX, Redux data flow concepts.
• Worked extensively with the ReactJS framework and developed real-time applications using Redux for building UI and designed reusable components using ReactJS.
• Extensive understanding of React and popular libraries such as React-Router, Redux-Thunk, Axios etc.
• Expert in handling Angular 2 features like Component, Directives, Filters and Services.
• Professional experience in various design patterns, such as Singleton, Factory, Dependency Injection, Observer and Proxy.
• Familiar with ES6 new standard features including class, arrow function, destructing, spread operator and Classes.
• Good knowledge in debugging and troubleshooting using mainstream browser tools like Chrome Inspector, Firebug and Browser Extension tool.
• Experience in building the back-end APIs with NodeJS, VM-Ubuntu, and MongoDB.
• Good knowledge of Object Oriented Programming (OOP) and design patterns such as Module View Controller (MVC) and MVVM.
• Experience in network infrastructure including routers, switches, network management solutions, network access solutions, firewalls, virtualization solutions, Storage Array Networks (SAN), and Virtual Private Networks (VPN).
• Profound in using JIRA and Agile methodology development process.
• Ability to work effectively in a team setting as well as work independently. Strong communication skills and capability of multi-tasking, working under pressure and adjusting to new environment swiftly.

TECHNICAL SKILLS:

Front-end: HTML/HTML 5, CSS/CSS3, JavaScript, jQuery, Bootstrap, Angular JS, Angular 2, Java Spring Boot, ES5/ES6, AJAX, Typescript.

Web Service: XML, JSON, AJAX, RESTful API.

Database: MongoDB, Oracle.

Package Control: Webpack, Babel, Git, NPM.

IDE: Sublime, WebStorm, Visual Studio Code.

PROFESSIONAL EXPERIENCE:

Confidential, Reston, VA

Senior Front-End Developer

Responsibilities:

• Participated in a team to create SPAs utilizing ReactJS to communicate with RESTful web services for maintaining and managing order tracking system.
• Developed the main layouts and navigations using HTML, CSS, JavaScript and Bootstrap.
• Created Single Page Application (SPA) using react-router for login system and used Axios to retrieve and post data between frontend and backend.
• Implemented Redux along with react for states maintain. Created actions and reducers to pass stateless data around components.
• Implemented Responsive web design using Media Query and Flex-box with the help of React-strap, React-select.
• Used Higher Order Components (HOC) to make components reusable and added more functionalities to components as well.
• Utilized React Lifecycle methods at different phases to make the request, change states, increase efficiency and catch errors.
• Added redux-thunk as middleware and original store. Used dispatch and getState to handle different actions.
• Added dynamic functionality by creating and dispatching Action Creators that deployed Actions.
• Worked with ECMA Script 6 features. Used Babel and webpack to build JSX and ES2015(ES6).
• Used Stripe as plug-in software for online e-commerce store checkout.
• Utilized debugging tools such as Chrome inspector and React and Redux Devtools extensions to fix issues and bugs.
• Implemented remote integration with 3rd party platforms by using RESTful services.
• Used JIRA to deal with the Agile development environment and solve the issues from UAT environment.
• Used SourceTree, Git version control.
• Cooperated with QA, manager and the team members to test for the browser compatibility issues and implement cross-browser accessible interfaces.

Environment: React JS, Redux, Babel, NodeJS, JavaScript, HTML5, CSS3, Bootstrap, AJAX, JSON, RWD, NPM, jQuery, GIT, Agile, Scrum.

Confidential, Dallas. TX

Senior Front-end Developer

Responsibilities:

• Implemented Model-View-Controller (MVC) architecture with Angular 2 and separated functions into different modules according to their purposes.
• Developed Front-End of web application with HTML5, CSS, JavaScript, Angular2.
• Involved in all stages of Software Development Life Cycle, analyzed, designed, implemented and tested an E-commercial platform.
• Worked on all the latest angular concepts such as service, custom directives, components etc.
• Implemented Angular 2 code to handle cross-browser compatibility issues in Chrome, IE, Safari and Firefox.
• Created forms to collect and validate data from the user in HTML and JavaScript.
• Designed the agent portal using framework angular 2 along with HTML and CSS3 new features like the multi-column layout.
• Implemented responsive web design and mobile-friendly design using Bootstrap grid system and CSS media query.
• Performed various Validation Controls for form validation and implemented custom validation controls with JavaScript and Angular 2 custom directives.
• Used the D3.js library for data visualization on the external and internal web pages.
• Optimized a website with Bootstrap to provide mobile device user a smooth, responsive and friendly experience.
• Used AJAX call for data transmission between front-end and back-end services.
• Transformed values display within a template by using Pipes of Angular2.
• Cooperated with QA, manager and team members to test for the browser compatibility issues and implement cross-browser accessible interfaces or devices.
• Worked in the Agile environment with regular meetings weekly and team conference every four weeks.
• Used JIRA to keep track of outstanding bugs, increase productivity, and improve communication.

Environment: HTML5, CSS 3, JavaScript, AngularJS, Angular 2, JSON, AJAX, Bootstrap, NodeJS, MongoDB, Web Service, WebStorm, Sublime.

Confidential, Dallas, TX

Front-end Developer

Responsibilities:

• Implemented in the development of internal financial management system with AngularJS and Express.
• Implemented Model View Controller (MVC) architecture and built different modules that associated each other with the specific controller, template, scopes, custom filters and directives by AngularJS.
• Used custom directives to modularize the webpage and isolate scope to prevent data reveal.
• Used AJAX and JSON to interact with RESTful APIs and two-way data binding to manipulate dynamic content on web pages.
• Involved in services to get and handle data from APIs and share data between different controllers.
• Used Bootstrap layout and CSS media query to implement responsive web design and mobile friendly design.
• Produced client-side validation through JavaScript and AJAX for asynchronous communication.
• Implemented built-in and custom filter to control data searching.
• Used CSS3 animation to generate the webpage with better visual effects.
• Used JSON Web Token (JWT) to implement back-end user authentication, and machine-pack to encrypt general user information.
• Used Firebug, IE developer toolbar and chrome canary tool to debug JavaScript code test the compatibility
• Used SLACK for teammate communication and worked in the Agile and monthly reporting with the project manager.
• Cooperated with QA to improve functionality and fixed redundancy issues with the team member.

Environment: HTML 5, CSS3, JavaScript, jQuery, AngularJS, Bootstrap, AJAX, JSON, Eclipse, Wireshark, Ubuntu.

Confidential

Front-end Web developer

Responsibilities:

• Built interactive portable widgets for internal users using HTML, CSS, jQuery and the latest AJAX libraries.
• Developed an Android application provided users with specific news or hot topics they interested in, and integrated location-based services in the App to provide an optimal route for sightseeing in Eclipse (Java).
• Developed complex, re-useable, attractive and cross-browser web interfaces which have attributes of high-speed, good readability and easy accessibility.
• Provided remotely training for new technicians.
• Designed and developed Web pages using HTML, CSS, and XML.
• Used CSS borders and jQuery Menus as parts of the UI navigation.
• Coded JavaScript for page functionality and Pop up Screens.
• Gathered data from API/web services via AJAX-JSON calls and updated the DOM within the result sets.
• Effectively implemented AJAX in developing dynamic web pages.
• Developed web application compatible with all browsers, used firebug, chrome developer tools to view and debug HTML, DOM and JavaScript errors.
• Involved in using Core Java concepts - Collections, Exception Handling, Multi-Threading, Serialization, Thread pools, lock interface etc.
• Engaged in analyzing the requirements and depicted them through use of versatile cases and scenarios.

Environment: HTML, CSS, XML, DOM, JavaScript, AJAX, JSON, ECLIPSE.