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?

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    22 trabajados encontrados, precios en EUR

    Please read before bidding : 1. We have one feature file upload task. it is working completely. but need to reduce the file size before uploading 2. Mobile number validation tasks. A mobile number already exists validation need to be input. 3. check in the backend apis of the mobile app for OTP is not coming. in our application.

    €137 (Avg Bid)
    €137 Oferta promedio
    27 ofertas

    React.js SPA with datatables and Auth 1. Topbar with Logo on the left and login Link/logged in user on right 2. Collasible Sidebar with 4-5 menu items and submenu 3. Two Data table below topbar with 6-7 columns (no auth) - rows added/updated dynamically (data from axios api) - rows paginated (10rows) and not sortable - First column has links to show another table (requires Auth) - The link opens new table and replaces original table ((requires Auth)) - has 5-7 columns - rows added/updated dynamically (data from axios api) - rows paginated(100) and not sortable 4. have to integrate with AWS amplify and cognito as Auth provider 5. dark themed UI

    €465 (Avg Bid)
    €465 Oferta promedio
    85 ofertas

    More details: Our Existing ERP is product based, but created it using VB net and Dot net with old architecture, we would like to create a module (as a new project) with the old database connection and create QR for our products

    €93 (Avg Bid)
    €93 Oferta promedio
    10 ofertas

    More details: Our Existing ERP is a product based but created it using VB net and Dot net with old architecture, we would like to create a module (as a new project) with the old database connection and create QR for our products We have the design ready and QR code logic ready. The design and logic files are attached. Required to be completed in 24 hrs

    €99 (Avg Bid)
    €99 Oferta promedio
    9 ofertas

    I am in need of a freelancer to install a personal weather station. The weather station is wireless and I require the installation of 1-3 sensors. There are no additional features required for the weather station. Ideal skills and experience for the job include knowledge of weather station installation and experience with wireless technology.

    €33 (Avg Bid)
    €33 Oferta promedio
    1 ofertas

    I am looking for a PHP developer to create a CRUD system for dynamically inputting fields on existing invoices

    €34 (Avg Bid)
    €34 Oferta promedio
    38 ofertas

    I have a Codeigniter based system that I need some features added. The features are as follows: 1. Modify the add appointment screen to be like attachment 1. Basically this is a form that has 3 Select Dropdowns with search option. The data is drawn from a master list (might need db table creation for the master list for hospital, insurance, payment methods) 2. Modify the case history screen to be like attachment 2. Basically this is an accordion with text edit features and a title. The data saved is unique to each patient and visit. 3. Make form on attachment 1 to be the main form on Addition of Appointment. The data saved there should be displayed on the dashboard on the waiting list as attachment 3. The data on attachment 1 should be displayed on attachment 3. e.g if the radio button Ou...

    €23 (Avg Bid)
    €23 Oferta promedio
    18 ofertas

    Need a developer with advance skills in javascript. Please note that we are not using any framework and the work need to be accomplished using javascript only.

    €257 (Avg Bid)
    €257 Oferta promedio
    20 ofertas
    Codeigniter System Add Features 4 días left
    VERIFICADO

    I have a Codeigniter based system that I need some features added. The features are as follows: 1. Modify the add appointment screen to be like attachment 1. Basically this is a form that has 3 Select Dropdowns with search option. The data is drawn from a master list (might need db table creation for the master list for hospital, insurance, payment methods) 2. Modify the case history screen to be like attachment 2. Basically this is an accordion with text edit features and a title. The data saved is unique to each patient and visit. 3. Make form on attachment 1 to be the main form on Addition of Appointment. The data saved there should be displayed on the dashboard on the waiting list as attachment 3. The data on attachment 1 should be displayed on attachment 3. e.g if the radio button Ou...

    €32 (Avg Bid)
    €32 Oferta promedio
    17 ofertas
    SpectrumIQ 4 días left

    I am looking for a freelancer with intermediate expertise in data management to help me with my SpectrumIQ project. The main goal of the project is to manage data effectively. I would prefer to use SQL Database as the platform for this project. The ideal freelancer should have experience in SQL and data management. They should be able to organize and manage data, create efficient data structures, and ensure data accuracy and integrity. Additionally, they should have experience in designing and implementing data management solutions that meet the needs of the project.

    €692 (Avg Bid)
    €692 Oferta promedio
    9 ofertas

    Hy guys, I have WP website build with Elementor On one of the pages there are few tabs and each tab has some content. The content of the first 2 tabs is dynamic and is loaded via shrtcodes ... I want the content of these 2 tabs to be updated without refreshing the page. Also the other tabs are containing some simple form which when the info in them is updated the page refreshes and the first tab is selected by default instead of the tab where the info was edited to be loaded. Thats it

    €99 (Avg Bid)
    €99 Oferta promedio
    80 ofertas

    I need web application which I must create, edit and save in my server any word document in online. I need php js ajax app which I must open any word document from server and edit. after editing I must send it to server via api.

    €164 (Avg Bid)
    €164 Oferta promedio
    45 ofertas

    Tambola, Lottery, Lucky Draw, Agent online gaming Platform with mobile user, payment registration mobile App. UI etc. other details will be discussed over call. 91 - 9891 859 289. Full end to end architecture, development, delivery incl. code, database, etc. deployment, performance, testing is desired.

    €364 (Avg Bid)
    €364 Oferta promedio
    11 ofertas

    We are seeking a skilled app developer who can create an Android app with advanced graphic features similar to Canva. The ideal candidate will have experience designing and developing apps for Android and will be able to deliver the project within 3 months. Key requirements for this project include: - Developing an Android app with advanced graphic features - Providing a user-friendly interface for easy navigation - Ensuring the app is compatible with multiple devices and screen sizes - Delivering the project within 3 months If you have experience developing Android apps with advanced graphic features and are confident in delivering this project within our timeline, we would love to hear from you. Please include examples of similar work you have done in the past.

    €2260 (Avg Bid)
    €2260 Oferta promedio
    42 ofertas
    App developer 2 días left

    I am looking for an experienced app developer to build an innovative Android application. This app will feature cutting-edge graphics, such as those seen in Canva, and specialize in utility and social functions. I have a detailed list of features and functionality I would like to include in the app, so it is important to find someone who is knowledgeable with such development. The successful candidate should be comfortable with designing, coding, and troubleshooting Android apps. This project requires creative thinking, excellent attention to detail, and the ability to work independently and meet tight deadlines. If you feel you have the necessary skills and experience to complete this project, I look forward to hearing from you.

    €2245 (Avg Bid)
    €2245 Oferta promedio
    46 ofertas
    Customize Filter Plugin 2 días left
    VERIFICADO

    I am looking for a skilled developer who can create a new filter plugin for my website. Currently, I am using the Advanced AJAX Product Filters plugin but I need a more customized solution to fit my needs. The ideal candidate should have experience in developing WordPress plugins and be familiar with AJAX and PHP programming. The project will involve creating a new filter plugin with extra filter options and improving the filter UI/UX. The plugin should be user-friendly and easy to navigate. I need this project completed within two weeks, so I am looking for a developer who can work efficiently and deliver high-quality work within a tight deadline. We will release milistone payment only after Completion and 100% Quality Tested

    €162 (Avg Bid)
    €162 Oferta promedio
    82 ofertas

    I'm looking for a skilled php programmer with javascript and jQuery and html and web design and development skills who's capable of making an anonymous chat room for Christians to get the help they need from ministers. HTML, CSS I'm trying to make a site very similar to jesuscares.com. I also need to know the estimated time it will take you to complete the project. I must warn you that I am currently very low on funds, so I'm looking for something affordable. Knowledge of HTML 5 and Javascript apis is probably helpful in creating a good web application that will be compatible on multiple devices and display properly on each one according to different css stylesheets for different devices. I'm looking for responsive design. I will most likely also hire someo...

    €153 (Avg Bid)
    €153 Oferta promedio
    29 ofertas
    rocketreach.co data scrape 1 día left
    VERIFICADO

    Hi I have excel sheet, with names and company name around 8000 just needs to search and scrape search results, new scraped name job title company full location country LinkedIn link its all available on that site login access will be provided scrape data that matches with search name and company name -its easy for someone who knows coding -automated scraping attached file

    €50 (Avg Bid)
    €50 Oferta promedio
    42 ofertas

    I need to hire a freelance 6 $ hourly for 4 week of work in month you need to know Ajax, php, laravel ,vue js

    €7 / hr (Avg Bid)
    €7 / hr Oferta promedio
    97 ofertas
    ajax bug fixing 1 día left
    VERIFICADO

    Hello In this URL ajax filter working but some time it's stuck because of the console error. So i need to fix and if we fix this then filter working fine. This ajax stop working based on the console error. And once we fix this we need to apply for mobile version subcategory page and then category page with desktop and mobile too.

    €132 (Avg Bid)
    €132 Oferta promedio
    106 ofertas
    I need help about my coaching app 7 horas left
    VERIFICADO

    I am in need of someone to help me with my coaching app. The app needs to be developed for both iOS and Android platforms. I have specific features in mind for the app and would like to work with someone who can help me bring these ideas to life. Currently, the app is in the prototype/existing app stage of development. Ideal Skills and Experience: - Proficient in both iOS and Android app development - Experience with developing coaching or fitness apps - Strong understanding of user interface design and user experience - Able to work with existing code and make necessary improvements or updates.

    €677 (Avg Bid)
    €677 Oferta promedio
    96 ofertas

    Hi I'm looking for someone to build an exact form like this Need this done within 24 hours Budget: $200 MAX

    €324 (Avg Bid)
    €324 Oferta promedio
    46 ofertas

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