Ext JS Freelancers

Browse Ext JS job posts for project examples or post your job on Upwork for free!

Ext JS Job Cost Overview

Typical total cost of Upwork Ext JS projects based on completed and fixed-price jobs.

Upwork Ext JS Jobs Completed Quarterly

On average, 20 Ext JS projects are completed every quarter on Upwork.

20

Time to Complete Upwork Ext JS Jobs

Time needed to complete a Ext JS project on Upwork.

Average Ext JS Freelancer Feedback Score

Ext JS Upwork freelancers typically receive a client rating of 4.74.

4.74
Last updated: May 1, 2015
More options
Clear all filters
  1. Alexander Miloradov

    Alexander Miloradov

    ASP.NET and C# Senior developer / Architect

    Russia - Last active: 1 day ago - Tests: 11 - Portfolio: 13

    ● More than 10 years of experience on the .NET stack. ASP.NET MVC sites (frontend and backend), desktop applications, any tasks using the best ways to solve. ● Use the best practices for building a correct and extensible architecture and high-quality code. Patterns, unit testing, any source control systems, team working. ● Always in touch, reliable, self-motivated and goal oriented. Provide steady work progress with maximum productivity of each hour of work.

    $44.44 /hr
    3,562 hours
    4.77
  2. Mikhail Ryzhikov

    Mikhail Ryzhikov

    Team Leader, Architect, Lead Developer

    Ukraine - Last active: 1 day ago - Tests: 5 - Portfolio: 1

    «Job must be interesting. Otherwise it becomes a duty» © ----------------------------------------------------------------------------------------------------------- PHP [16 years experience] — Designs & Patterns, Architecture building, PHP 5.3.x+, Drupal 6/7, Silex, TYPO3, Symfony, Zend Framework, Doctrine ORM, Propel ORM SQL [14 years experience] — MySQL (MyISAM, InnoDB, Memory, CSV engines), SQLite, PostgreSQL NOSQL [7 years experience] — MongoDB, Redis, Memcached XML/XSL [15 years experience] — XML/XSL transformations, XPath, XQuery, DTD/XSD validation schemas, SVG XHTML/CSS [18 years experience] — Native markup, Blueprint, 960 Grid System (w. Fluid), xCSS JAVASCRIPT [16 years experience] — Designs & Patterns, Sencha Ext.JS 3.x, 4.x (inc. 4.1.3), Sencha Touch, jQuery (inc. jQuery Mobile), Prototype, Aculo US, MooTools, YUI VERSION CONTROL SYSTEMS [13 years experience] — GIT, SVN, CVS, Perforce | Gerrit, FishEye LINUX SHELL SCRIPTING [14 years experience] — Bash scripting, GNU Make, SED/AWK UML [9 years experience] — Diagrams, Datagram to Code/Code to Datagram, Flows mock-up development J2SE [1 year experience] — Designs & Patterns SALESFORCE [1 year experience] — APEX (PHP layer binding) DELPHI/OBJECT PASCAL [5 years experience] — Designs & Patterns ----------------------------------------------------------------------------------------------------------- TEAM LEADING — Experience of team leading in 7-people team HIGH-LOADED APPLICATIONS — Experience of high-loaded application development, aimed for usage in aggressive environment ----------------------------------------------------------------------------------------------------------- MORE THEN 500+ SUCCESSFUL PROJECTS CODE SAMPLES (STYLE, GUIDANCE, LINES ETC…) — http://git.developer.com.ua/

    $44.44 /hr
    3,459 hours
    5.00
  3. Jess D.

    Jess D.

    Coldfusion Application Developer

    United States - Last active: 1 day ago - Tests: 2 - Portfolio: 1

    Since February 2000, I have developed a variety of web applications using Coldfusion, javascript, ajax and Java. Most of them have included interaction with a database such as MS SQL, DB2 or Access. Others have included creating a TCPIP connection with an IBM mainframe system. I am seeking opportunities to expand my knowledge and challenge me.

    $50.00 /hr
    908 hours
    4.92
  4. Rashidul I.

    Rashidul I.

    Senior Developer & Architect [7+ years]

    Bangladesh - Last active: 4 days ago - Tests: 9 - Portfolio: 25

    Exhaustive skill and business professional expertise to provide efficient and elegant solutions with the following tools and technologies : ✔ NodeJS, Redis, oAuth, RequireJS, ExpressJS, Swig/Jade Template, WebSocket/Socket.IO, MongoDB(Mongolian, NativeClient, Mongoose), MySQL(Sequelize) ✔ Sencha(Extjs 5.x), MVVM, Sencha Touch 2.x, Phonegap, iPhone, iPad, Android ✔ Javascript, AJAX, JQuery/JQuery UI, Bootstrap, Mustache, Handlebars, Backbone.js, Knockoutjs, Underscore.js, Prototype, JSBuilder, JSLINT ✔ HTML/DHTML, HTML5, CSS/CSS3, SASS/SCSS, Compass, HAML ✔ C# .Net, LINQ, MVC4, EF4 ✔ Ruby on Rails, Heroku ✔ PHP, CakePHP, Wordpress, ✔ Sql Server 2008/2012, Oracle, MySQL, Postgresql, Access ✔ GIS (Google maps API, Autodesk Mapguide Enterprise/ Open source) ✔ Social networking API experience (Facebook, LinkedIn, Twitter) ✔ Version Control System( SVN, Git) ✔ Amazon EC2, Cloud, Slicehost ✔ OS Proficiency : Windows, Linux(UBUNTU), Mac OSX ✔ Basecamp, Pivotal Tracker, Flyspray, Trello ✔ Basic Photoshop My mission is to attain client satisfaction by professionalism, superior quality, innovation and rapidly develop and integrate their business-critical applications using the state-of-the-art technologies.

    $33.33 /hr
    5,128 hours
    4.99
  5. Ali Asif

    Ali Asif

    Web development Agency

    Pakistan - Last active: 2 days ago - Tests: 1

    AAlogics is a premier web development firm providing solutions to clients across the world. We live and breathe the web. What makes us distinctive is our ability to assist clients and meet challenges. Each project is taken up as an important assignment and each client is given top priority. Our work philosophy is simple - deliver quality & value within a fun, disciplined, and a receptive work environment that promotes unity and fortify the strength of the company.

    $34.00 /hr
    860 hours
    5.00
  6. Bohdan Tkachenko

    Bohdan Tkachenko

    Expert JavaScript / PHP Developer

    Ukraine - Last active: 14 days ago - Tests: 5 - Portfolio: 7

    – 5 years of full-stack Web applications development experience – Universal developer with both client-side and server-side knowledge – Passionate about code quality. Can refactor and restructurize someone else’s code – Use TDD and BDD software development process. Prefer to have tests-covered code – Write documented code, project and API documentation – Well-developed understanding of computing, internet technologies, and web applications architecture – Great debugging skills – Very fast learner, can rapidly learn new technology – Good Linux experience – Pragmatic. Enjoy working as a part of result-driven team – Familiar with Agile, Scrum and XP – Open-source contributor - https://github.com/bogus-weber

    $33.33 /hr
    0 hours
    5.00
  7. Dhaval S.

    Dhaval S. Agency Contractor

    Android,iOS native/hybrid apps, javascript/cordova/parse

    India - Last active: 11 days ago - Tests: 9 - Portfolio: 15

    Developed native and hybrid apps on Android and iOS. Please visit http://dhavalsharma.com to know more. Also have developed in java, objective-C, GWT, python, django, jquery development on Linux, Google App Engine,android and iOS platform. I have developed applications in extjs/sencha touch. I have also done workflow automation using Google Apps Scripts in Google Spreadsheets for multi-location distribution and aggregation of reports.I also have extensive IT experience in delivering and executing IT based solutions and projects for over 16 years on multiple technologies and platform for global clients.

    Groups: Android, oDesk Verified Mobile Developers

    Associated with: greenwalk

    $33.99 /hr
    2,380 hours
    4.59
  8. Phuong Hoai Le

    Phuong Hoai Le Agency Contractor

    Talented Freelancer offers high quality PHP work

    Vietnam - Last active: 8 hours ago - Tests: 3 - Portfolio: 17

    I'm a smart PHP developer who already had experience in both freelance world and company world. I focus myself on coding part only.All my skills are directed to support me as a web developer, I can use XHML, CSS, JavaScript, Ajax, PHP, MySQL, PostgreSQL, LESS, CI, Node.JS ... swiftly and effectively. My experience comes from many projects which I've done and self-learning as well. You can see many of my projects in my portfolio. I will try to update it as much as possible.

    Associated with: Kombai Team

    $33.33 /hr
    4,264 hours
    4.92
  9. Alexey P.

    Alexey P. Agency Contractor

    Full-time Node.js, Angular.js, PHP, jQuery, MySQL Developer

    Serbia - Last active: 14 days ago - Tests: 9 - Portfolio: 10

    Node.js / Sails.js / Express.js / MongoDB / MySQL / PostgreSQL / Backbone.js / Angular.js / Ember.js / ExtJS / Underscore.js / jQuery / CoffeScript / CSS / SCSS / Grunt / Bower / Twitter Bootstrap / ZURB Foundation / Jasmine / Kohana / Zend / CodeIgniter / ElasticSearch / Bookmarklets I'm professional web developer and interested in developing applications with rich user interface based on AJAX, JS, CoffeeScript, jQuery, Backbone, Ember JS and Ext JS. For back-end I use Node.js, PHP5 (pure or frameworks: Kohana, CodeIgniter, Zend ), MySQL, PostgreSQL, elasticsearch. I prefer creating well-commented and formatted code that follows strong coding standards. I'm expereinced in: - NodeJS - PHP(Kohana, Zend, CodeIgniter) - JS/CoffeeScript - Backbone, EmberJS, ExtJS, jQuery - MongoDB - MySQL/PostgreSQL - Jasmine - Twitter Bootstrap, ZURB Foundation

    Associated with: RRS Lab

    $33.33 /hr
    2,726 hours
    4.75
  10. Sergei H.

    Sergei H. Agency Contractor

    Senior PHP / JS developer

    Ukraine - Last active: 8 hours ago - Tests: 4 - Portfolio: 2

    Senior PHP developer and architect with 10+ years of PHP development. I have a good experience of social networking development (from scratch). I know, how to build highload sites, how to build single-sign on, how to integrate with other social networks and develop API for mobile devices. CEO of thePHPGuys.com, available as individual developer and as PM / TeamLeader. Perfom development, analyzing, refactoring and management. - Deep OOP / MVC / MVP / HMVC understanding - PHP 5.3.x / 5.6 usage (namespaces, traits etc.) - Kohana framework, ORM(s) (like Kohana ORM / Jelly ORM) - Symfony 2 framework / Doctrine ORM / Doctrine ODM - CodeIgniter framework - MySQL / PostgreSQL / MS SQL / MariaDB knowledge, RDBMS arch. planning and support - Highload projects ( 200 000 + hosts per day / 2m pageviews) - Memcached / APC / WinCache - phpExcel / wkHtmlToPDF - Node-FFI / php-FFI experience - SOAP / RPC, AJAX / JSON / XML / YAML - PHP performance optimization for Linux / Windows - Deep JavaScript knowledge ( jQuery, Ext.JS, Prototype) - Node.JS knowledge, highload API development by using Node.JS - Deep ExtJS 3.x / 5.x knowledge, Sencha Touch 1.x / 2.x (minor), Phone GAP - MongoDB via PHP / Node.JS drivers - Experience with Graph API (Facebook), PayPal API, vKontakte API, Mail.RU API, Linked IN API, contributed to HybridAuth OpenSource project and other third-party APIs. - Mandrill API experience; - html tidy / html Purifier / KSES ( crawlers and parsers creation experience ); - Virtual Buckets sharding strategy for social networking; Portfolio includes: - Content Management Framework development; - Social Network development ( friends, mututal friends, personal newsfeeds); - Dating service; - Multiuser online chat system (long pooling / websockets / node.js) - Online browser-based game ( server-side, ajax) + some of client side (canvas). - Highload newsfeed site (inluding editorial back-office); - Dozen corporate websites and personal homepages; - Websockets, JSONp

    Associated with: ThePHPGuys, InVooDoo

    $33.33 /hr
    487 hours
    5.00