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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.

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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, 607 AJAX projects are completed every quarter on Upwork.


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 4.66.

Last updated: October 1, 2015
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Bidyut D.

Bidyut D.

Desktop and Mobile Application Programmer

India - Tests: 3 - Portfolio: 10

I am trainer turned developer with 6+ years experience in software development and 3 years experience in teaching in high school computer and mathematics subject. I worked with almost all software farms in my city. I have experienced different programming languages such as,,, Java,JSP, php,etc. 60% of my projects are using . I also have core knowledge of SQL Server, MySQL . I have also worked with MS Access DB , Oracle, PGSql. I love to accept challenges and complete it. Time is a great factor for me. I want to develop websites, application, database queries that challenges me.

Groups: Application Developers Alliance

100% Job Success
$30.00 /hr
1,302 hours

Jaspreet S.

Jaspreet S. MVC Expert

India - Tests: 5 - Portfolio: 10

******************************************************************* Guaranteed Best Quality work, Quick Response, Keep Deadline ******************************************************************* I have more than 7 years of successful experience in C#, MVC, Jquery, Entity Framework, SQL Server, Ajax, UMBRACO CMS, WCF/WPF, Web services, RESTful API, Paypal, Ecommerce, Silverlight,, AngularJs, Node.js, Phonegap, SignalR, I have been developing a wide range of Web sites using many frameworks and C# MVC design pattern, HTML5/CSS3, jQuery/javascript including sites for start up companies and various businesses. About speaking front-end skills, I am really good at mainly responsive theme design using bootstrap, zurb, 960grids. I am a full time web developer and I will provide you a best quality work and can provide you a best quality and credit, strict deadline. Hope a long term relationship with you!

71% Job Success
$16.00 /hr
118 hours

Sanjay K.

Sanjay K. Agency Contractor

ASP.NET Developer

India - Tests: 4 - Portfolio: 12

In the last 6 years of my IT career I have developed many WEB/DESKTOP base applications using Microsoft Technologies. I have a good experience in ASP.Net, MVC3, MVC4, Entityframework, lambda Expression, VB.Net, C#.Net, SQL server , Crystal Reports, DevExpress tools,telerik control, skin file, css, DayPailot Scheduling controls. I have worked on various projects in US CMBS and RMBS space, building applications for mortage cash-flow generation, deal modeling and underwriting tools in ASP.NET. Also I have experience in third party financial tools like Trepp & Intex API for calculation of cashflow

Associated with: Sunrise Technologies

$22.22 /hr
12 hours

M. Nabeel Hamayun

M. Nabeel Hamayun Agency Contractor

Senior Software Engineer / ASP.NET MVC

Pakistan - Tests: 14 - Portfolio: 8

Detail Oriented Programmer with 6+ Years’ Success devising innovative and tailored solutions to meet ever-changing business requirements within diverse industries. Diversified experience in all phases of SDLC and designing many small, medium level to Enterprise applications’ architecture, with experience developing comprehensive algorithms, and data-processing logic. I am a strong team player, highly motivated, work very well under pressure required to meet the tightest of deadlines. And highly organized, have excellent communication, time management and organizational skills. SQL Server 2005, 2008, R2, 2012 SSAS, SSIS, SSRS ASP.NET Web Forms, MVC and Web API Framework 2.0, 3.0, 3.5, 4.0 and now 4.5 C#.Net, Entity Framework, Linq to SQL, Ajax, UML, XML, Json, Soap, Linq, and Lambda Expressions Rest Services, WPF, WCF Services, Windows Services, ASP.NET Web Services API Development, and API Integrations like UPS, USPS, Authorize.NET, PayPal, DHL Intraship, Google Maps API, Channel Advisor, eBay, Amazon AWS, ABC.PDF, Zebra Label Printing, iText Sharp PDF DevExpress, Telerik Controls Object Oriented Analysis and Design (OOAD), Agile Development, Solution Architecture, UML, Design Patterns using Sparks Studio, Rational Rose, Visual Studio Source Control like TFS, VSS, SVN and GIT

Associated with: Relliks Systems

100% Job Success
$16.67 /hr
195 hours

Maulik B.

Maulik B.

5+ year experience in PHP, MYSQL, CODEIGNITER, JQUERY, AJAX

India - Tests: 5 - Portfolio: 3

Education : Computer Engineer (2006-2010) I have started my job in Artoon solutions and spent 4.5 years there as Sr. PHP developer and project team leader. Now i am full time freelancer and working as freelancer since May 2014. I am experienced in below technologies : Programming :- PHP, Mysql, Oops, Javascript, Jquery, AJAX, XML, JSON, CMS, Mongo DB MVC Framework :- Codeigniter, YII, Slim, Cakephp Web Design :- HTML/CSS, Bootstrap, Responsive Website, Jquery, Jquery-mobile Social Apis :- Facebook, Twitter, Youtube, Google, Linkedin, Flicker, Instagram Payment Apis :- Paypal, Stripe, Beanstream, Freshbooks, I believe in making employer happy with good quality work and looking for long term relationship with them.

100% Job Success
$15.00 /hr
474 hours

Rupesh Kumar

Rupesh Kumar Agency Contractor

Rockstar Developer

India - Tests: 6 - Portfolio: 7

I have around 8.5+ years of hard core PHP, CakePHP, WordPress, PHP4, PHP5, OOPS, Smarty, Drupal, HTML, CSS, AJAX, Jquery, MySQL experience with excellent communication skills. I can well modify/build simple, advance websites, and can install any type of PHP scripts. I can also work on multiple php scripts and also am comfortable with photoshop. I have expertise in building applications using OO, PHP, MySQL, XML, SQL, MVC, CMS, CSS, HTML, DTML, xHTML, SVN and frameworks. Other experience: -Paypal payment gateways -Authorize.NET, Recurring payments -LinkShare API -CJ junction API -Getclicky API -Google Maps and other related google API's -Template Engines -Custom Developed Frameworks -Adobe Business Catalyst -Shopping carts -Ecommerce solutions -Wordpress plugin customization and development -Wordpress theme development -Drupal module development and customization -LAMP -Facebook pages and small application development -Facebook login, like, share, send and other implementations -UPS & USPS Shipping API Thank you

Groups: Application Developers Alliance, MailChimp Experts Group...

Associated with: Trackball Technologies Agency

100% Job Success
$12.00 /hr
7,500 hours

Konstantinos Paraskevopoulos

Konstantinos Paraskevopoulos Agency Contractor

vTiger CRM ERP Expert

Greece - Tests: 1

I am an Internet Technologies and Software engineer, specializing in Vtiger CRM / ERP planning, development and implementation. My 8 years experience in Internet Technologies and 5 years focusing on vtiger allows me to implement any vtiger customization. I have implemented various integration projects of vtiger with 3rd party applications using WebServices, such as Joomla, Jomres, Wordpress, Virtuemart, OsCommerce and more. The strong background on business process re-engineering and business process integration allows me to easily understand the business needs on their CRM / ERP application to ensure the customization success. In the past 5 years i have worked with various companies in different industries around the world to help the design and the implementation of their CRM / ERP systems. Integrating their individual business processes to the vtiger platfrom, i have developed many modules for vtiger in order to "digitilize" companies specific processes and workflows to Vtiger platform. My philosophy for CRM / ERP systems is summarized in the following principle: "You cannot manage something that is not measurable". Towards this principle i assist my clients develop a system where they can track down all the information flow produced by their business processes and also the tools to streamline them, providing all the necessary information (BI) to the right department / user. I enjoy helping companies create their own tailor-made software that reflects their real needs, allowing the business to effectively utilize their resources and automate trivial processes thus saving time and money, that they can invest in growth (that is after all what software can provide time / money).

Associated with: Target Integration Ltd. Agency

95% Job Success
$100.00 /hr
284 hours

Albert Manukyan

Albert Manukyan Agency Contractor

Web/Mobile Developer

Armenia - Tests: 9 - Portfolio: 14

I'm offering you more than 10 years of professional experience as a web developer. My core competency lies on complete front-end and back-end management of any website development or intranet project. I'm always in seeking for new opportunities to build websites and management tools to meet the high standards of your business. I’m providing full range of services using my deep knowledge in the following areas of programming: • JavaScript jQuery, mootools / Ajax / JSON / OOP OOP EXTJS JavaScript library Sencha Touch2, Ionic - PhoneGap/Apache Cordova (apps for IOS & Android) Node.js, (Express Framework) Bootstrap.js, Angular.js, Backbone.js, (sockjs , head.js, Require.js) • PHP Language (PHP 5 & 4) MVC / OOP Frameworks: OOP Symfony2 (Bundles/Doctrine) YML, TWIG, Doctrine2 (PHP) Symfony 1.X/ CodeIgniter • C#/.NET MVC / OOP • HTML5/CSS3 - (HTML/CSS, XML(WML)/RSS) / ( DHTML XHTML ) responsive design for different resolutions and devices web-workers, display controls, canvas etc video player, animation, transforms etc • WEB-RTC (Real-Time Communications) • Web services: SOAP • Solid understanding of HTTP • Version control: CVS, SVN, GIT • Database Design and Query • Web Systems Administration • (Apache, Linux, Unix, MySQL, PHP, Subversion) • Optimization, Organic Base SEO (Search Engine Optimization), • Cross platform component object model “XPCOM” • CMS: Joomla, TYPO3, Magento • HTML5 / CSS3 • PHP4 / PHP5 (OOP) ( Symfony, Zend Framework ) • C#, ASP, .NET • JavaScript (extJs, jQuery) / Ajax • Phonegap ( Sencha touch 2 ) //Android, IOS • MySQL 4 / MySQL 5 • Testing Main Site: Linkedin:

Associated with: Elcaro

$22.22 /hr
360 hours