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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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Lukasz T.

PHP, Smarty, JavaScript, AJAX, Kohana, MySQL

Poland - Tests: 4 - Portfolio: 3

As a PHP / MySQL Developer, I worked for large multinational companies, small start-ups and individual customers in a team and also as an individual programmer. I participated at each stage of the software development cycle, starting from requirements gathering, design through implementation, testing, deployment and maintenance.

95% Job Success
$16.67 /hr
4,118 hours

Puneet Shinde

Puneet Shinde

Web Developer and designer

India - Tests: 5 - Portfolio: 3

Hello, With more than 5+ years of experience in Web Application development, my expertise covers full range of web development services from a simple CMS based site to complicated web application and complete e-Commerce development. I have build applications for a variety of industries including services, e-commerce/retail, medical and financial. Professional Certification: Microsoft Certified Developer and HTML5 CSS3 JavaScript Technical Skills: php, mySql, Javascript, jQuery, HTML, CSS, Yii framework, wordpress, magento. My core competencies lies in constant client communication, ensure projects are on budget and delivered on time.

$13.33 /hr
44 hours

Alexandru Boghean

Alexandru Boghean

Salesforce/ CRM Expert, Salesforce Certified Developer

Romania - Tests: 1

Salesforce Certified Developer and Configuration Specialist with 4+ years of experience in administrating, configuring, developing, reaching the client's needs on lots of Salesforce and Intacct projects. Work description: - responsible for maintaining the functional areas of data management, accounts, contacts, leads, campaigns, opportunities, quotes, dashboards and reports etc; - implemented new enhancements including creation of custom objects, workflows, email alerts and templates, and campaigns; - managed territories and forecasting - developed and maintained Visual Force pages(simple pages with just an 'action', customized with Javascript/jQuery, CSS, and AJAX, custom wizard pages, online payments with Credit Cards, etc.), batch-able and schedulable classes; - integrated to other third party solutions (like Intacct, EchoSign, Google Calendar, Google Maps, - worked on managed packages for AppExchange market - performed analysis on many projects and provided technical documentation

$80.00 /hr
117 hours

Life Ideas Inc.

Life Ideas Inc. Agency Contractor

Full-service Website Developement & SEO Firm

India - Portfolio: 4

We are an experienced, client-focused group of technically trained & creative developers, designers & project managers. With over 11 years of experience, our approach is centered around the customers needs, and with over 15 employees, we allow you regular customer service hours, in an effort for an easy & expected project. We offer services in every major language, and have a 100% positive feedback rating. Why choose a vendor without quoting it with us! We have been recognized by the industry for its exceptional performance, expert advice and quality services. After hundreds of successfully completed projects, we have developed efficient methods of achieving success, building strong relationships with our customers and delivering quality results. Life Ideas Inc. (earlier known as Acervate Innovations)

Associated with: Life Ideas Inc.

100% Job Success
$9.00 /hr
0 hours

Pradipta Sinha

Pradipta Sinha Agency Contractor

Experts in WordPress/ Responsive Themes & PlugIns

India - Portfolio: 47

WPFreelance are a tight knit specialist team of developers focusing on WordPress and PHP web applications and working successfully in a diverse international market. With more than 6 years of experience and a proven track record of hundreds of successful projects completed in USA, Australia, & Europe, our proudest achievement is the extremely high rate of repeat business we get from satisfied clients. Whilst working primarily with WordPress and PHP, we do offer customized solutions to help both large corporates, SME’s, as well as small start up businesses differentiate themselves online. We work with both direct clients as well as for agencies who ‘white label ‘ our sites for a variety of clients. Our attention to detail and ongoing efforts to achieve client expectations is paramount, within given deadlines and affordable pricing. We Deliver Awesome Websites and Provide Ongoing Support!

Associated with: WPFreelance - WordPress / PHP Development Agency

95% Job Success
$25.00 /hr
0 hours

Inar I.

Inar I.

Dynamics CRM Specialist

Latvia - Tests: 2

• 5+ years of Dynamics CRM (3.0, 4.0, 2011, 2013, 2015 OnPremise/Online) expertise with development in Microsoft Gold Partner environment. • Key technical support for 6 successful roll-outs. • Full lifecycle experience in developing 3 Dynamics CRM solutions. • Discovered 1 critical bug in Dynamics CRM product line. • Completed 2 certification exams (MB2-631, MB2-633). • Worked with cross-geographical teams, with total of 5 different countries (Germany, Sweden, Estonia, Latvia, Russia).

Groups: Microsoft Certified Professionals

$22.22 /hr
0 hours

Ambiorix Rodriguez Placencio

Ambiorix Rodriguez Placencio


Dominican Republic - 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.

93% Job Success
$35.00 /hr
14 hours

Muhammad Asif Manzoor

Muhammad Asif Manzoor

Microsoft Technologies, OSI Soft PI Historian Specialist

Pakistan - Tests: 1 - Portfolio: 2

Over the last 9 years i have been involved in implementing industrial historian application servers (OsiSoft PI Historian, Rockwell FactoryTalk Historian) for Oil & Gas, Cement and Chemical Industries. I do have experience of their configuration, developing HMIs, Plant Calculations, Excel Reports, SQL Server Reporting Services Reports,SharePoint web parts and Dashboards while SAP, Historian and OPC Servers being the major data sources. I have also developed Web and Desktop applications levering .Net Platform, OPC DA library and PI-SDK. Below are few of my Software/Web development projects 1- I have developed Truck Queuing and Loading Automation Application for Engro Chemicals Pakistan using C#, SQL Server 2005, OPC DA.Net libraries, SQL Server Reporting Services and Crystal Reports. 2- For PAL Technologies UAE, I developed BTU Meter Readings Automation Application developed in C# that automated maintaining the BTU meter readings by using OPC DA.Net library and SQL Server 2005. End user can look at their current billings and billing history via ASP.Net web application which also helps administrators to manage the clients and monthly bill generations, change rates etc. 3- For General Electric O&M sites, i have commissioned OsiSoft Historian and developed MOSS Dashboard summarizing O&M sites production, expenses, maintenance, Availability, Efficiency etc and various MOSS Excel Services Reports. I also developed web service for Reporting Services reports that includes Expense report, Equipment Comparison, Trends and XY Plotting for different plant parameters. With this experience i am seeking for software/web application, SharePoint Solutions, dashboards and SQL Reporting Services reports development contracts.

$20.00 /hr
144 hours