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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, 588 AJAX projects are completed every quarter on Upwork.

588

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.

4.66
Last updated: August 1, 2015
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  1. Dharmesh P.

    Dharmesh P.

    Official Odoo(OpenERP) Partner - ERP Solution Expert

    India - Last active: 3 days ago - Tests: 2 - Portfolio: 8

    With over 8+ years of experience in Odoo(OpenERP) and having worked for 900+ hours on oDesk, I offer Odoo(OpenERP) Development, Customization, Integration, Migration, Implementation as well as Maintenance and Support. I also conduct Odoo ERP Functional as well as Technical Training. I can deliver cost-effective, high quality and user-friendly open source solutions catering to your business needs.

    Groups: Application Developers Alliance

    $20.00 /hr
    961 hours
    4.98
  2. Andrey Semenischev

    Andrey Semenischev

    Expert in PHP coding and MySQL optimisation

    Russia - Last active: 2 days ago - Tests: 14

    I'm WEB programmer. I have more than 12 years expierence in site-creation field. I work with PHP, Smarty, MySQL, JS, HTML, Linux adminstration (httpd, mysqld, iptables etc.). I have developed and changed a wide range of websites and backend systems. I also have a rich experience in AJAX, OOP, software testing. Feel free to work.

    $38.89 /hr
    1,670 hours
    5.00
  3. Amr S.

    Amr S.

    .Net Sqlerver Analysis Services Hadoop Big Data Developer

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

    Database and Server Applications MS SQL Server 7/2000/2005/2008 /2012 SQL Azure SQL Server Integration services (SSIS) SQL Server Analysis Services (SSAS) SQL Server Reporting Services (SSRS) MDX Service Broker SQL Compact 4.0 Profiling applications , reverse engineering SQL based applications Data Transformation Services (DTS) Database replication Database mirroring Log Shipping Administration Security Data Migration Data Cleansing, Import ,Export ETL Query optimization , Performance tuning , index optimization Resource Governor Tuning Advisor T-SQL CLR Stored procedures MySQL Server programming and administration Oracle Server programming PLSQL Access FireBird MongoDB HDInsight Hadoop Hive MapReduce Pig Sqoop Apache SOLR Azure Cloud Programming Languages and tools C#.NET VB.NET ASP.NET ASP.NET MVC 5.0 Classic ASP Microsoft enterprise library 5.0 Windows Azure SDK . Web controls and custom controls Parallel Programming Plinq HTTP handlers, modules HTTP debugging, Fiddler Ionic URL Rewriter ASP.NET Ajax MS Ajaxtoolkit Windows presentation foundation WPF Windows Communication Foundation WCF Windows Workflow Foundation 3.5 WWF Windows phone 7.5 Web services Odata ServiceStack XML , JSON ,SOAP Expression Microsoft Sync Framework SDK( Database) Microsoft Ink SDK Virtual Earth SDK Silverlight 4.0 ADO.NET Linq To SQL , Linq to Entities , Linq to XML Entity Framework 6.0 Enterprise Library Data Access Application Blocks LLBLgen Windows SDK Win32 and Com development MMC development Addins and Extensibility Classic web services & SOAP SQL DMO , SQL SMO WMI , ASDI , WSH scripting MSMQ ,SQL service broker IIS 7 management Com , ActiveX ,ADO, VBS VB5 , VB6 Active Server Pages 3.0 Java , Net Beans LAMP Platform Iron Speed Web servers IIS 6 IIS 7.5 Apache Ionic UrlRewrite Fiddler HTTP profiler. Client Programming Languages HTML CSS Bootstrap JavaScript Ajax Jquery Angular ExtJS Firebug Third party Kits /tools Telerik RAD Studio Infragistics Components DevExpress Studio ComponentOne Studio Syncfusion Studio ExtJS File Servers FileZilla FTP Server FTP 7.5 for Windows 2008 Ecommerce PayPal Integration PayPal Pro Integration LinkPoint Integration SWReg.org Integration ShareIT Integration Installation Install shield MSI Wise Studio Other platforms Linux SSH Apache PHP Testing MStest Visual Studio Load Testing Project Management and team leading tools SharePoint 2010 Visio 2007 DotProject CamTasia Studio MS PowerPoint Source control and productivity Git tools SourceAnywhere Server SVN , AnkhSvn Visual source safe CruiseControl.NET Winmerge Application Protection /Decompiling Xheo licenser Xeno Code Obfuscation Salamander Decompiler Jungle Creatures Decompiler I do not work with Ruby, Python , Node.js ,Android Development . I can help you with Java but it is not one of my primary tools . I can speak English in American accent ( Or British if you prefer ) I adjust my working hours to your time zone. I will be available at your working hours . I guarantee fixed hour price until the end of your project . I don't leave the timer running if i am not working on your project .If i switch to Facebook or Email ill stop the timer . I will not work in 2 projects at the same time . (I like to concentrate) I work without close management , but i will ask you a lot in the business side.I will not ask you on the technical side , i can solve the problems my self. I am online most of the time. I can be available for emergencies by mobile . If you text me i will be online . I do not have any developers working for me , i represent my self only . I am very good in finding easy turnarounds to complex problems .

    Groups: Microsoft Certified Professionals

    $22.22 /hr
    151 hours
    5.00
  4. Alexey E.

    Alexey E.

    PostgreSQL Expert & Full Stack Web Developer

    Russia - Last active: 5 days ago - Tests: 10 - Portfolio: 6

    6+ years experience in web-development. 3+ years experience in Linux and PostgreSQL administration. Strong Math skills. Interested in big data processing/analysis, highload projects, data mining, AI, applications security. PHP, Zend Framework, PostgreSQL, MySQL, SVN/Git, Linux Administration, Performance Tuning, Database Administration, Payment Processing Integration, Octave, R, SMPP, Kannel, Usability Testing, jQuery, Twitter Bootstrap.

    Groups: Pinnacle Cart eCommerce Application, Zend Certified Engineers

    $30.00 /hr
    5,967 hours
    4.97
  5. Luka Bartolic

    Luka Bartolic

    Developing and designing creative Web & Mobile applications.

    Croatia - Last active: 5 days ago - Tests: 4 - Portfolio: 10

    In my high quality and creative work on Web projects I commonly use PHP, CSS, Javascript, AJAX & HTML technologies. For the database implementation I use MySQL and for the efficient data transfer between database and application (or web site) I prefer to use JSON technology. I work hard on every project and always aim towards perfection of design and functionality. Besides being an experienced web application developer, I'm also an experienced designer. I love creating powerful and demanding designs, logotypes, banners, etc. using Photoshop and other tools. Besides web development, I have an experience in Visual C, C++ & C# programming languages. I develop mobile cross-platform applications, whether they are games or user applications that have a certain purpose. Great contribution to the high quality of the outcome product comes from discussing with other people too - for an example, while working I often discuss about better and nicer solutions with my friend and also a great web developer Davor Leric what fully increases a quality of the work. PRIMARY TECHNOLOGIES: MySQL, Javascript, CSS, AJAX, JSON, PHP, HTML, LUA, FTP, Microsoft Windows, Mac OS, Linux PROFESSIONAL SKILLS: Video Production, Web Designer, Web Developer, Graphic Design / Layout Art, Development of specific applications, Multimedia Designer, Game Development, Logo Creation, Advertising Banners, Programming, Database Administration, Database Design, Client-Server Applications, Banner Ads & Icons

    $20.00 /hr
    22 hours
    5.00
  6. Ma Van Lai

    Ma Van Lai

    Website solutions

    Vietnam - Last active: 3 days ago - Tests: 4 - Portfolio: 15

    I'm a web-programmer. I can make almost everything you can see in the Internet, language:PHP, Javascript,.. and database: MySQL, MS SQL, Postgre, MS Access,.. I'm expert PHP, MySQL, CSS, HTML, Javascript, Joomla, Wordpress, Magento, Prestashop, WebDesign,... No project is too big or too small for me, we strive to provide the best service to forge long term relationships with all our customers. I require escrow for all projects before I start work no exceptions. With over 143 perfect reviews I assure that you have nothing to worry about. If for some reason a project cannot be completed or you've figured out the issue on your own and no longer require my services, you will be 100% refunded. I will always provide you with top notch service and meet deadlines as required.

    $22.00 /hr
    97 hours
    4.95
  7. Anushka D.

    Anushka D.

    Linux System Admin | Amazon AWS Expert | AWS Consulting Partner

    Sri Lanka - Last active: 1 month ago - Tests: 2 - Portfolio: 9

    4+ Experience in : System Administration - Amazon AWS (EC2/S3/RDS/SES/ElasicCache/Glacier/ELB) , Rackspace and DigitalOcean - Installing, Configuring and maintaining Linux (Cent OS, Ubuntu, Debian, Fedora) - Load Balancing (HAproxy/Nginx) - Reverse Proxy - Webservers (Apache, Lighttpd, Ngnix, IIS) - MySQL Clustering (Galera/XtraDB and NDB) - Deploying, configuring and troubleshooting opensource control panels (zPanel, Webmin, EHCP, ISPConfig) for Webservers - Scripting in bash, PHP and SQL - Fine tuning Linux systems and applications - Configuring, monitoring, performance tuning and Troubleshooting DNS, NFS, FTP, Database(MySQL/Oracle), Proxy(Squid) Servers in Linux

    Groups: Microsoft Certified Professionals

    $27.78 /hr
    152 hours
    4.96
  8. Ambiorix Rodriguez Placencio

    Ambiorix Rodriguez Placencio

    Asterisk/PHP/MYSQL/Vicidial/FreePBX/Linux/Expert

    Dominican Republic - Last active: 1 day ago - Tests: 1 - Portfolio: 5

    Extensive, practical and relevant industry experience in the following area : -> Asterisk and FreePBX customizations. -> Custom Asterisk Development (PHPAGI,Bash Scripting). -> Hosted PBX Solutions (Amazon AWS, DIgitalOcean, SolarVPS). -> Complex IVR Solutions (Databases Integrations, Web App Integration). -> Call Center Solutions (Vicidial,Goautodial). -> Customized Broadcasting solutions. -> Technical Consultancy. -> Asterisk & MYSQL-PHP Integration. -> Asterisk Security (Fail2ban, IPTABLES). -> PHP&MYSQL Developer.

    $35.00 /hr
    14 hours
    5.00
  9. Negoslav Pejovic

    Negoslav Pejovic

    Team Leader of Technical Support Engineer L1

    Serbia - Last active: 1 day ago - Tests: 2 - Portfolio: 3

    Quick and easy learning as well as pronounced talent to hand over knowledge, adaptability, creativity, burly logic. I’m analytical, devoted to job, undependable, sometimes perfectionist, but always loyal. Additionally I handle the pressure well, meeting the deadlines, being independent in solving tasks, etc. I’m very creative person, modest, and very good in impersonal work with colleges. Experienced at working in thing0 that demand very devoted approach, precision with very short terms and I come upon, in that, excellent. I want to prosper professionally and I’m up to strive in it, whereby overwork or any other activities which can be useful in your business.

    $11.11 /hr
    3,141 hours
    5.00
  10. Michiel Vanderblonk

    Michiel Vanderblonk

    Professional programmer, writer, trainer, Microsoft Certified

    Aruba - Last active: 1 month ago - Tests: 29 - Portfolio: 5

    I am quite busy with jobs, but please offer anything small or long term. Thanks. First of all, I am a computer enthousiast and professional, and I have fun doing my job. After getting my degree in Computer Science I have worked over the past 15 years in almost all fields of IT: development, training, writing, project management. For me it's time to gain more international experience and establish myself as a free lance professional. I have extensive experience in: Programming - Client server software (C, Visual Basic, .NET), - Office automation (Visual Basic for Applications), - Web development (PHP, ASP, JavaScript, CSS, SEO, WordPress) Training (Microsoft Office, VBA, Web development, CMS software) Writing (English, Dutch, Technical Manuals, Blogs, Articles (published, paid for), Project Management - I teach MS Project on a regular basis - I manage small web development projects I would like to work with professionals and deliver top-notch work.

    $33.33 /hr
    484 hours
    4.10