AJAX Developers & Consultants

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Hire a freelance AJAX developer to add interactive functionality and flexibility to your website. Search our database of affordable Ajax experts to get your project started today.

AJAX (shorthand for asynchronous JavaScript and XML) is a group of interrelated client-side web development techniques used to create interactive web applications or rich internet applications. AJAX is used by web applications to return data in the background without interfering with the display and behavior of the existing page. On Upwork, the world’s largest online workplace, companies hire AJAX developers to successfully complete jobs including site administration, video integration and submission forms.

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

AJAX Job Cost Overview

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

Upwork AJAX Jobs Completed Quarterly

On average, 656 AJAX projects are completed every quarter on Upwork.

656

Time to Complete Upwork AJAX Jobs

Time needed to complete a AJAX project on Upwork.

Average AJAX Freelancer Feedback Score

AJAX Upwork freelancers typically receive a client rating of 4.65.

4.65
Last updated: June 1, 2015
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  1. Andrew L.

    Andrew L.

    Joomla, VirtueMart, HTML5/CSS3, Bootstrap, PHP/MySQL, jQuery/AJAX

    Ukraine - Last active: 26 days ago - Tests: 5 - Portfolio: 29

    Joomla! 1.5/2.5/3.0 CMS web-developer with more than 7 years of experience of sites development and improvement. Excellent knowledge of Joomla, VirtueMart 2.x/3.x eCommerce integration, JA T3, Gantry and YooTheme WARP frameworks as well. Components, modules, plugins, Joomla & VirtueMart responsive templates for mobile devices development. Strong skills in HTML 5, CSS 3, Twitter Bootstrap, UIKit, PHP, MySql, jQuery, Java Script, AJAX as well. JW Player JavaScript API deep knowledge. http://www.mysite4u.net http://www.online-playlist.com/

    Groups: Bluehost Developers and Designers

    $33.33 /hr
    2,407 hours
    4.87
  2. Dmitry Snisarenko

    Dmitry Snisarenko

    PHP/MySQL developer with strong HTML/CSS/AJAX/JS skills

    Netherlands - Last active: 1 month ago - Tests: 8 - Portfolio: 12

    PHP 5.3 Zend Certified Engineer (http://www.zend.com/en/yellow-pages#show-ClientCandidateID=ZEND016150) Experienced and accurate developer to fit all your demands.For a last 8 years I've created a lot of websites and web services using PHP, MySQL, Javascript, xHTML and CSS. Working in a timely manner and on budget. Providing excellent scalable and secure object-oriented code and SEO-friendly valid and semantic markup. Familiar with large amount of webservices. I'm able to follow all your website needs and bring exactly what you need.

    Groups: Zend Certified Engineers

    $48.89 /hr
    5,883 hours
    4.77
  3. Gary R.

    Gary R.

    PHP MySQL JavaScript AJAX CSS CodeIgniter Programmer - USA

    United States - Last active: 3 months ago - Tests: 1 - Portfolio: 14

    I have been a freelance PHP/MySQL programmer based in Eastern Washington for over 12 years. In addition to 12 years of experience with PHP/MySQL, I have extensive experience with jQuery and Javascript (including some Require.js), 5 years working with the CodeIgniter Framework, and HTML/CSS coding by taking PSDs and turning them into pixel perfect designs for websites. Overall, I code for maximum efficiency and ease of use for all involved. I have a strong working knowledge in all areas of web site programming from planning, backend organization and database structures, front end appearance and usability, to testing and troubleshooting. I am self motivated and need very little over-site.

    $44.00 /hr
    1,284 hours
    4.96
  4. Alex M.

    Alex M.

    ASP.NET/C#/MVC/AJAX Certified Developer, Team Lead

    Russia - Last active: 08/30/2013 - Tests: 6

    + Strong Design and Development skills + .NET 1-4, C#, WinForms, ASP.NET, MVC 2-3, XML, XSLT, Web Services, ADO.NET, Remoting, Multi-threading + Active Server Pages (ASP) 2.0, Perl, PHP, DHTML, JavaScript, AJAX, Cascading Style Sheets (CSS) + Microsoft Internet Information Server (IIS), Apache+ Microsoft SQL Server, Postgre SQL, MySQL CERTIFICATIONS MCP - Developing and Implementing Web Applications with Microsoft Visual C# .NET MCP - Developing and Implementing Windows-based Applications with Microsoft Visual C# .NET

    Groups: Microsoft Certified Professionals

    $55.56 /hr
    3,799 hours
    5.00
  5. Filip F.

    Filip F. Agency Contractor

    PHP Senior Developer, MySQL/JS/CSS/XHTML/AJAX programmer

    United Kingdom - Last active: 10/29/2013 - Tests: 2 - Portfolio: 9

    Im Senior PHP developer with wide range of skills like: - PHP 4/5 - OOP as well, CodeIgniter, Zend Framework - MySQL and whole LAMP platform - AJAX - CSS - XHTML / HTML5 - JS / JQUERY I have experience in creating whole website project from client-consultig, designing, slicing, programming to presenting last product for small and big companies. But I also had alot jobs where I had to fix small parts of diffrent websites. During my job I worked with own code, on someone's and existed systems like: - WordPress - Joomla - OSCommerce - Drupal and many others. I also worked with diffrent API like Google, Facebook and Twitter.

    Associated with: XPE Agency

    $44.44 /hr
    1,615 hours
    4.82
  6. Celso Hallen

    Celso Hallen Agency Contractor

    VB C# .NET Developer/Graphic Designer/PHP/AJAX

    United States - Last active: 10/11/2011 - Tests: 5 - Portfolio: 15

    As a successful and detail oriented Software Engineer with over 6 years of in Web Design with PHP, ASP, Javascript, AJAX, HTML, DHTML, XHTML, C#, VB .NET Programming experience, I have supported the development, implementation, and maintenance of software solutions for businesses in all types of industries and have kept an excellent record of delivering projects that are on schedule, on budget, and within scope requirements. I am sure that my experience, along with my superior analytical, problem solving, and communication skills will benefit your project greatly. I stand behind my work and guarantee you will be completely satsified with the results.

    Associated with: Cunape Corporation

    $55.00 /hr
    378 hours
    4.98
  7. Vlad Kopachinsky

    $35.00 /hr
    8,613 hours
    5.00
  8. Jacek K.

    Jacek K.

    PHP ZEND EXPERT JS jQuery AJAX CSS MySQL PostgreSQL Java

    United Kingdom - Last active: 11/26/2012 - Tests: 11 - Portfolio: 6

    I am a Senior Web Developer with 6 years of programming experience in IT industry. PHP5, CMS, Magento, Codeiginter, Zend Framework, Html, CSS3, JavaScript, JQuery, Ajax. * DBMS - MySQL, PostgreSQL, Oracle, MSSQL, Web Services, Python, Java

    Groups: Zend Certified Engineers

    $32.78 /hr
    1,241 hours
    4.92