The ultimate guide to hiring a web developer in 2021
If you want to stay competitive in 2021, you need a high quality website. Learn how to hire the best possible web developer for your business fast.
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?
从241,807个评价中，客户给我们的 AJAX Developers 打了4.9，共5星。雇佣 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?
从241,807个评价中，客户给我们的 AJAX Developers 打了4.9，共5星。雇佣 AJAX Developers
Optimize WooCommerce Bookstore Website
6 天 left
已验证
Website: Currently, it is a single-vendor online bookstore selling physical academic books for Calcutta University undergraduate students. In the future, I may upgrade to a multi-vendor marketplace, but this project is only for the current single-vendor website. Website Stack WordPress WooCommerce WoodMart Theme Fluent Forms Easy Login & Register Popup Shiprocket WP Rocket Rank Math SEO Primary Tasks 1. Fix OTP Performance (Highest Priority) The biggest issue is OTP performance. Current problems: Login with OTP takes 12–19 seconds. Signup with OTP takes 12–19 seconds. Password reset OTP is also slow. OTP screen loads very slowly. Need to identify the root cause and optimize the complete OTP flow. 2. Website Speed Optimization Need to improve overall website performanc...
$666
Average bid
Website: Currently, it is a single-vendor online bookstore selling physical academic books for Calcutta University undergraduate students. In the future, I may upgrade to a multi-vendor marketplace, but this project is only for the current single-vendor website. Website Stack WordPress WooCommerce WoodMart Theme Fluent Forms Easy Login & Register Popup Shiprocket WP Rocket Rank Math SEO Primary Tasks 1. Fix OTP Performance (Highest Priority) The biggest issue is OTP performance. Current problems: Login with OTP takes 12–19 seconds. Signup with OTP takes 12–19 seconds. Password reset OTP is also slow. OTP screen loads very slowly. Need to identify the root cause and optimize the complete OTP flow. 2. Website Speed Optimization Need to improve overall website performanc...
$737
Average bid
加精
# Freelance Requirement – Flight & Hotel Booking API Integration (TripJack) ## Project Overview I am looking for an experienced PHP/WordPress developer with prior experience integrating Flight and Hotel Booking APIs. The current project involves integrating the **TripJack Flight and Hotel APIs** into my existing travel booking portal. Developers who have worked with travel APIs such as **TripJack, TBO, Amadeus, Sabre, Galileo, Travelport, Mystifly, AirIQ, Akbar Travels API, or similar booking platforms** are encouraged to apply. ## Existing Setup * WordPress Website * Custom PHP Development * MySQL Database * TripJack API Credentials Available * API Documentation Available ## Scope of Work ### Flight Module * Flight Search * Flight Details * Fare Quote * Fare Rules * Seat...
$4421
Average bid
Conditional MySQL Insert Logic
2 天 left
已验证
I have an existing web form that already writes to MySQL. Before any record is committed, I now need an extra safeguard: the insert must only proceed when the two text fields coming from the form are both present in a reference table. Think of it as wrapping the current INSERT in a SELECT-EXISTS condition. Conceptually it looks like: ``` INSERT INTO target_table (col1, col2) SELECT ?, ? WHERE EXISTS ( SELECT 1 FROM reference_table WHERE lookup_column = ? ); ``` Your task is to turn that idea into working code, wire it into the existing PHP/JavaScript form handler, and verify that no row is added unless the lookup succeeds. I will provide the current form files and database schema so you can drop in the updated. Both values may be supplied by the user, by our internal script, or...
$180
Average bid
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