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: June 1, 2015
More options
Clear all filters
  1. Fabio Junior Policeno

    Fabio Junior Policeno Agency Contractor

    Web developer (Expert Sencha/Ext JS, PHP and Yii)

    Brazil - Last active: 1 day ago - Tests: 5 - Portfolio: 4

    Since 2007 have been working on web projects, developing web sites and systems using Ext JS, Sencha Touch, Yii (PHP) and My SQL. Developed applications such as micro-enterprise management system, system for church management, dashboards and CRM (Meta data) dynamic, mobile applications with Sencha Touch, among others. I take the Brazilian forum extjs.com.br assisting members in their questions, making me moderator and today I am as master in community. In 2011 I founded the company Policeno Sistemas ( http://policenosistemas.com.br?lang=en ) with various products and providing services with labor in analysis and development as well as consulting and training. My specialty is strong with Ext JS and Sencha Touch. I also have a focus on code quality and system architecture, seeking best practices and performance. Working always with OOP. I have created the Poligen (Automatic generator of systems) to high productivity. Free examples: http://policenosistemas.com.br/?page_id=156&lang=en Commercial products as components and system base: http://policenosistemas.com.br/?page_id=18&lang=en Systems: http://policenosistemas.com.br/?page_id=16&lang=en Poligen free version: http://policenosistemas.com.br/products/poligen

    Associated with: Policeno Sistemas

    $40.00 /hr
    1,035 hours
    4.84
  2. Anurag Chaturvedi

    Ext-JS Developer

    India - Last active: 1 month ago - Tests: 1

    Hi, I'm developing applications on ExtJS 3.4 - ExtJS 4.2.2. My total extjs experience in 4+ years & total IT experience is 5+years. I have also work on Asp.Net/Web Application C# version 4.0 With MVC model. I am using .Net Framework Version 3.5 / 4.0 & database SQL Server 2008 R2.

    $10.00 /hr
    321 hours
    5.00
  3. Sergio S.

    Sergio S.

    JEE Architect - Developer / ExtJS Developer

    Guatemala - Last active: 4 days ago - Tests: 5 - Portfolio: 5

    Highly skilled systems architect and developer with more than 25 years of experience designing, developing and deploying applications, from old single platform “green-screen” to multi-tier / distributed systems. Business experience in manufacturing, accounting, distributing, payroll, finance and TELCO: ✔ Strong knowledge of Java SE and JEE stacks, from early versions 1.x up to latest version SE 7 and JEE 6. ✔ Deep understanding of old technologies such Cobol, ISAM, flat files, pipes, “green screen”, etc. This knowledge allowed me to design, code and implement integrations between new applications with legacy ones. ✔ Solid leading and mentoring skills to help and encourage individuals to maximize their productivity by applying the best practices, frameworks, libraries and technology in general. ✔ I'm always learning about new technologies and tools to ease and reduce time spent in application development and deployment. Technology by itself is worth nothing if it does not solve real world problems.

    $45.00 /hr
    682 hours
    5.00
  4. David L.

    David L.

    Senior J2SE/J2EE, Javascript developer, Dojo Expert, AngularJS.

    China - Last active: 6 hours ago - Tests: 3 - Portfolio: 2

    Over the last 8 years, I have developed a wide range of web applications using Java, J2EE, WebService, Applet, HTML, DHTML, Javascript and MySQL, MSSQL, Oracle . I am seeking opportunities to build websites from the ground up for you or your business. Technical Skills: - Java - Core Java, J2EE - JDBC, JTA, JMS, Java Servlet, JSP - Web Services, XFire - Struts, Hibernate - JavaScript - Dojo Toolkit - Extjs - jQuery - AngularJS I also have some experience in the following areas: DOJO, SQL, Ajax, OOP, and software design and testing.

    Groups: Crossrider

    $55.56 /hr
    4,070 hours
    4.87
  5. Victor V.

    Victor V.

    Java/J2EE/ SQL / Software Architect/ Sencha Extjs Developer/ AngularJs

    Russia - Last active: 1 day ago - Tests: 5 - Portfolio: 2

    ✔ Java, J2EE, Spring (MVC/Security/Rest), JSF, Hibernate, Hibernate Search(Lucene), JSP, JSTL, Apache Tomcat ✔ MySQL, Oracle, PostgreSQL ✔ Javascript - (AngularJS, doT.js, Sencha(Extjs 4.x), jQuery) ✔ HTML5, CSS3 ✔ SVN, GIT I'm an experienced Java programmer with solid principles in programming, architecture and code quality. Working in web development for over 7 years I gained considerable experience in building business solutions using such languages as Java, Javascript(AngularJS, ExtJs, JQuery), SQL, Bash-scripting, HTML5, CSS3. Over the last four years I have been working for such companies as "Firejack Technologies", "Bank of America", "Millenial Media" etc, so i gained considerable experience in the designing of web applications architecture. I like to learn new technologies, frameworks etc, so research projects will be also interested for me.

    $35.00 /hr
    6,150 hours
    5.00
  6. Alexander Miloradov

    Alexander Miloradov

    ASP.NET and C# Senior developer / Architect

    Russia - Last active: 7 days 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
    3,637 hours
    4.77
  7. Ashish Kumar

    Ashish Kumar

    Java,SOA,Mule ESB ,Hadoop,Jenkins,Spring,Cassandra,MongoDB

    India - Last active: 17 days ago - Tests: 4

    Developed wide range of websites using Server Side Technologies :- Java,J2ee,Spring (Spring AOP, Spring Dependency Injection, Spring MVC,Spring Security,Spring WebServices, Spring Social ), Hibernate, Struts 2, MULE ESB . Spring -Jersey REST. Client Side Technologies Extjs 4. Sencha Touch 2, Jquery 1.7 , Dojo .HTML 5 , Css3 , Ajax . Databases :- NOSQL :MongoDB , Cassandra PLSQL : Oracle , Mysql, Sybase Cache : Ehcache , Memcache and Gemfire JMS & AMQP : (Active MQ , Rabbit MQ , QPid ) SOA : Service Oriented Architecture using Spring BPM : JBPM and Drools Testing Mockito , Spring JUnits , JMOCK , Cucumber. Continuous Integration : Jenkins Version Management :- SVN , CVS and Git hub Server :- Tomcat , JBoss and IBM WAS Data analytic and Management : Hadoop and Big Data My core competency lies in complete end-end management of a new website development project, and I am seeking opportunities to build websites from the ground up for you or your business.

    $50.00 /hr
    3,425 hours
    4.89
  8. Oleg Batishchev

    Oleg Batishchev

    Magento Jedi / Senior Web Developer / Consultant

    Russia - Last active: 2 days ago - Tests: 6 - Portfolio: 9

    Hello dear customer, Yes, I'm not wrong, cause after read that you will wanna to hire me ;) Well, now seriously ... I am a highly experienced web developer who has primary direction of activities in e-Commerce web-developing, in that case it's a Magento area. I'am an adept of Magento and if you don't know what is it and you wanna e-commerce site you have to contact with and I will explain how is Magento awesome. I have 3 years experience in Magento and 9 years total in PHP developing with an MVC, different CMS (Wordpress), frameworks (Yii, Zend) and other. I always stick to the coding standards and follow the best practices to provide seamless, readable and reliable code. Besides developing I have some administration skills to manage servers, automate routines and can improve performance of Magento backend and frontend as well. Also I can setup the server from a scratch. I prefer a stack for Magento consists of: Nginx, Php-Fpm, Redis, Apc, Mysql 5.5 (5.6) (Percona better), SOLR/Lucene/Sphinx. I prefer do not install any control panels but if required I would prefer ISP Manager 5 Lite. Magento related Experience and Services - Optimization, load improvements, speed up - Extension development and customization - Troubleshooting - Tweaks & tricks - Bulk importing. Do you have 100k products? It's not a problem - Store migration - AWS, Rackspace building an architecture of you infrastructure - Core upgrade - Magento recurring support - Bug/error fixing - Theme design and customization - Consultation - Code review I also have some basic skills in the desktop programming (C#) and some Photoshop skills. I'll be glad to new acquaintances and long-term cooperation. I have a team of developers and every day we are expanding. Just hard to write all things what I can do. I am easy learnable for new stuff (frameworks, custom systems, foreign code). My strong side is a backend developing and have a good knowledge of a frontend side: - HTML5/CSS3 - Bootstrap - jQuery - Ajax - WebSockets, Long polling - Prototype - ExtJS - Google API, Yandex API - many other things that I can't remember at this moment. Also in a less degree Angular, Backbone and other frameworks/libs. Communication Channel : Skype/Whatsapp/Email/Phone I have listed only a little part of my portfolio cause I have many jobs completed and I can't add every job to profile.

    $45.00 /hr
    1,164 hours
    4.98
  9. Md. ziaul H.

    Md. ziaul H.

    Sr. Frontend Developer(JavaScript, jQuery, AngularJS, Backbone, HTML5)

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

    Currently I am working with a well known web application, where my technologies are OOP based JavaScript, jQuery, AngularJS, BackboneJS with AMD, nodeJS, JSON, SASS/COMPASS, HTML5, CSS3. I am also working with some mobile prototype web app, where my technologies are jquery-mobile, backbone with AMD and nodeJS. These days I would like to work as frontend developer though I have handy skill on backend as well, where I work with some MVC based php framework like CakePHP, ZendFramework with MySQL as relational database and MongoDB as NoSQL. My future interest is to work on Ruby, Ruby-on-Rails and develop some cool app with AngularJS. I have developed a wide range of web application using XHTML, CSS2, jQuery, AJAX, PHP and MySQL for various kind of clients from all over the world. I have very good experience on developing jQuery plugin based on requirements.

    $38.89 /hr
    5,489 hours
    4.99