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, 697 AJAX projects are completed every quarter on Upwork.

697

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 4.63.

4.63
Last updated: May 1, 2015
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  1. Valery V.

    Valery V.

    PHP / MySQL / AJAX / Smarty / Joomla / SocialEngine / WordPress dev

    Ukraine - Last active: 25 days ago - Tests: 4

    I am experienced full stack web application developer(over 8 years). I’ve created a number of complex systems including dating sites, social networks, e-commerce sites, inventory management systems, scheduling systems, forum applications, and internal organizational systems. I have Master Degree in Computer Sciences and strong technical background as well as a keen eye for design. My feedback is 5 stars because: • I always stick to deadlines, • I have an excellent communication skills, • I'm available almost 24/7 via Skype, • I have a stable internet connection, • I love to turn clients ideas into reality. Looking forward to a long term relationship.

    Groups: Bluehost Developers and Designers, SocialEngine

    $40.00 /hr
    3,884 hours
    4.87
  2. Omar T.

    Omar T.

    PHP / Zend framework / CodeIgniter / AJAX / AngularJs / HTML5 / CSS

    Algeria - Last active: 1 month ago - Tests: 5 - Portfolio: 4

    Full time freelance PHP Full Stack Developer with strong knowledge of front-end technologies HTML5,AngularJs, CSS, AJAX and Flex. I'm also familiar with Adobe's design software Fireworks, Photoshop. I provide quality code in record time for you and your business. I want to work on challenging projects that utilizes the latest technologies.

    $33.33 /hr
    1,160 hours
    4.99
  3. Dmitry Snisarenko

    Dmitry Snisarenko

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

    Netherlands - Last active: 10 days 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
  4. Andrew L.

    Andrew L.

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

    Ukraine - Last active: 6 days ago - Tests: 5 - Portfolio: 27

    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

    Groups: Bluehost Developers and Designers

    $33.33 /hr
    2,402 hours
    4.86
  5. Alexey B.

    Alexey B. Agency Contractor

    Senior PHP / Zend / MySQL / MongoDB / JS / jQuery / AJAX Developer

    Russia - Last active: 9 hours ago - Tests: 12 - Portfolio: 7

    I am a highly qualified and experienced web programmer with 6 years of professional experience in PHP from Russia. My skills: - PHP / Zend Framework / Yii Framework - Javascript / jQuery / jQuery UI / AJAX / JSON / jQuery plugins - RequireJS / KnockoutJS - MySQL / MongoDB - Twitter API / Facebook API / YouTube API / Google Maps API - HTML / xHTML / CSS - PayPal / eWay

    Associated with: Angry Coders, TopGun

    $40.00 /hr
    5,438 hours
    5.00
  6. Sergii P.

    Sergii P. Agency Contractor

    ObjC / NodeJS / PHP / jQuery / JavaScript / AJAX / HTML / CSS / MySQL

    Ukraine - Last active: 14 days ago - Tests: 10 - Portfolio: 5

    I've been working as a lead developer for 6 years. Have strong skills in all modern web technologies - top 10% in all corresponding oDesk tests. Looking for challenging long-term contracts. If required, can bring my colleague in (who's just as good as I am).Understand critical deadlines and specialize in saving employers' ****s (I mean reputations).

    Associated with: AppsHubX Agency

    $55.56 /hr
    6,715 hours
    4.95
  7. 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
  8. Gary R.

    Gary R.

    PHP MySQL JavaScript AJAX CSS CodeIgniter Programmer - USA

    United States - Last active: 2 months ago - Tests: 1 - Portfolio: 10

    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
  9. 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
  10. 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