Ajax, or Asynchronous JavaScript and XML, is a powerful development technology used to create faster and more dynamic web applications. This means that an AJAX developer or engineer helps businesses create the most responsive web experiences for users. Through its interaction with the server, AJAX can improve the performance of web applications, aiding in loading time and overall responsiveness. With Ajax, web developers can create complex user interfaces from multiple data sources that use far fewer resources than traditional web-based applications. Ajax-enabled applications also tend to be more accessible, being compatible with a wide range of browser technologies such as HTML, CSS and JavaScript.

An AJAX Developer's expertise helps to build look attractive but simple user interfaces. They take complex application architectures and make them simpler for users by defining how to collect data from different sources and how to display it in a unified interface. They also make sure that their applications are device-independent and compatible with their intended devices.

Here’s some projects that our expert AJAX Developers made real:

  • Creating login pages quickly and securely
  • Building hotel websites with powerful API integrations
  • Designing efficient user interfaces to enable sorting of posts
  • Facilitating likert scale forms using modern frameworks
  • Developing single pages using databases, PHP, and libraries like Handsontable
  • Constructing efficient digital download scripts using core PHP
  • Expertly uniting CSS, Bootstrap, MySQL, AJAX, and JQuery
  • Crafting easy Shopify buttons for adding subscription products

Freelancer has the perfect AJAX Developer for your project needs. Having someone on-hand who is knowledgeable in asynchronous request handling makes online experiences smoother for everyone involved. From simple page elements right through to complex application architectures, an expert AJAX developer can bring your website ideas to life. Why not post your project today on Freelancer and get started on your way to improved website performance?

From 246,441 reviews, clients rate our AJAX Developers 4.9 out of 5 stars.
Hire AJAX Developers

Ajax, or Asynchronous JavaScript and XML, is a powerful development technology used to create faster and more dynamic web applications. This means that an AJAX developer or engineer helps businesses create the most responsive web experiences for users. Through its interaction with the server, AJAX can improve the performance of web applications, aiding in loading time and overall responsiveness. With Ajax, web developers can create complex user interfaces from multiple data sources that use far fewer resources than traditional web-based applications. Ajax-enabled applications also tend to be more accessible, being compatible with a wide range of browser technologies such as HTML, CSS and JavaScript.

An AJAX Developer's expertise helps to build look attractive but simple user interfaces. They take complex application architectures and make them simpler for users by defining how to collect data from different sources and how to display it in a unified interface. They also make sure that their applications are device-independent and compatible with their intended devices.

Here’s some projects that our expert AJAX Developers made real:

  • Creating login pages quickly and securely
  • Building hotel websites with powerful API integrations
  • Designing efficient user interfaces to enable sorting of posts
  • Facilitating likert scale forms using modern frameworks
  • Developing single pages using databases, PHP, and libraries like Handsontable
  • Constructing efficient digital download scripts using core PHP
  • Expertly uniting CSS, Bootstrap, MySQL, AJAX, and JQuery
  • Crafting easy Shopify buttons for adding subscription products

Freelancer has the perfect AJAX Developer for your project needs. Having someone on-hand who is knowledgeable in asynchronous request handling makes online experiences smoother for everyone involved. From simple page elements right through to complex application architectures, an expert AJAX developer can bring your website ideas to life. Why not post your project today on Freelancer and get started on your way to improved website performance?

From 246,441 reviews, clients rate our AJAX Developers 4.9 out of 5 stars.
Hire AJAX Developers

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    7 jobs found

    I am looking for an experienced Shopify developer who can: 1. Build my complete Shopify store (design, setup, sections, pages, navigation, metafields, settings). and 2. Develop a fully custom, multi‑step Product Finder / Quiz based exactly on my prototype. This is NOT a standard filter, NOT a popup, and NOT an app-based solution. Only apply if you can custom‑code a quiz interface using Liquid, JavaScript, Shopify OS 2.0 and AJAX/Storefront API, and build full Shopify store structures. Multi‑Step Product Finder (core feature) UI & User Flow Step-by-step questions Icon buttons with active states Progress indicator Smooth transitions Conditional logic Desktop + mobile layout matching the prototype exactly 3 hero buttons on the homepage that preselect the first step Technical Implementat...

    ₹52020 Average bid
    ₹52020 Avg Bid
    348 bids

    Build a fast-loading, fully responsive portfolio site from scratch using clean HTML, CSS and vanilla JavaScript. The visual direction is minimalist—ample white space, purposeful typography and a restrained colour palette that stays true to my personal brand. Key sections must include Services, dynamic Client Testimonials (simple JSON or markdown file so I can update copy without touching code), About Me, a filterable Portfolio/Work Showcase and a Contact page with an AJAX enquiry form. Smooth, intuitive navigation and strong UX/UI principles are essential; scrolling and animation effects should be subtle and never distract from the content. Search-engine visibility matters, so please apply solid on-page SEO: semantic markup, proper heading hierarchy, structured data where relevan...

    ₹908 / hr Average bid
    ₹908 / hr Avg Bid
    30 bids

    We need an experienced WordPress developer to build a custom multi-step dynamic calculator for Diesel Generators. This is NOT a basic form project. It requires backend pricing logic and structured data handling. Requirements: Multi-step form with progress bar Conditional logic between steps AJAX-based (no page reload) Real-time price estimation Convert Excel pricing formulas into backend logic Final lead capture form (store in WP + email notification) Mobile responsive and fast We will provide full Excel calculation data and pricing logic. Looking for: Strong WordPress + PHP + AJAX experience Experience building dynamic calculators Clean, scalable custom development (plugin-based preferred)

    ₹22333 Average bid
    ₹22333 Avg Bid
    38 bids
    Shopify Cart Bug Fix -- 2
    3 days left
    Verified

    I’m running the Prestige theme on Shopify and the cart has started misbehaving on mobile—both iOS and Android. Whenever a shopper adds a product, the cart grabs the previous item instead, so the cart is always one step behind. Swiping through product images or switching variations triggers a “SyntaxError: The string did not match the expected pattern,” blocking the add-to-cart action entirely. Removing items or updating quantities fails as well. Key pain points you’ll tackle: • Adding products, removing items, and changing variations must work reliably on mobile. • The cart should display the correct, current product every time. • No more SyntaxError on variant change. I haven’t modified the theme or added new apps recently, so the...

    ₹2905 Average bid
    ₹2905 Avg Bid
    46 bids

    I am currently using Geo my WP, but I want to switch to WP Go Maps with the Pro Add on, and I’d like to configure the map with the following behavior: My website introduces many attractions around the world. For example, let’s say I currently have four attractions posted: Attraction A, B, C, and D, and they are all located close to one another. • When I’m viewing the page for Attraction A, the map should display: o Attraction A using Icon 1 o The other three attractions (B, C, and D) using Icon 2 • When I’m viewing the page for Attraction B, the map should display: o Attraction B using Icon 1 o A, C, and D using Icon 2 This is similar to what TripAdvisor does — for example: The main attraction shows with a unique icon, while nearby attractions appea...

    ₹1940 Average bid
    ₹1940 Avg Bid
    52 bids

    I want to build a demo trading mobile app similar to Groww UI, but only for simulation trading (not real stock market integration). Features required: User registration (mobile, Gmail, password) Login system Dashboard with NIFTY50, BANKNIFTY etc. Demo buy/sell trading Deposit and withdrawal request system Admin panel: User management Deposit & withdrawal approval Add bank account / UPI Manual control of trade results (demo simulation)

    ₹1997 Average bid
    ₹1997 Avg Bid
    8 bids
    Sharepoint -- 2
    7 hours left
    Verified

    Migrate list and build powerapps

    ₹13164 Average bid
    ₹13164 Avg Bid
    95 bids

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