The ultimate guide to hiring a web developer in 2021
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AJAX Jobs
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 249,781 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 249,781 reviews, clients rate our AJAX Developers 4.9 out of 5 stars.Hire AJAX Developers
Fix PHP Admin Panel Bugs
6 days left
Verified
Our PHP-based admin panel has suddenly become unreliable inside the User Management area. I can no longer add, edit, or delete users, role and permission assignments fail to save, and the user lists sometimes come up blank. I haven’t caught any clear error messages yet, so you’ll need to trace the problem directly in the code or logs. What I need from you is a quick, surgical repair: locate the root cause, patch the broken functions, and confirm that all three actions—create/update/delete users, assign roles correctly, and display user data—work again without introducing new issues elsewhere. You will have SSH/FTP access to the server, the Git repo, and a staging database to test against. Once everything is stable on staging, I’ll roll it to production. Ple...
$25
Average bid
CodeIgniter Scalability & Feature Enhancements
2 hours left
Verified
Our production platform is already live on CodeIgniter (MVC) with a Bootstrap front end, Ajax-heavy JavaScript, a MySQL/SQL back immediate need is to improve code maintenance so the application can scale cleanly while we continue to ship new functionality. What needs to happen: • Track down and resolve outstanding bugs that affect both the customer dashboard and admin area. • Build out several new features now on the roadmap, using the current CodeIgniter architecture but written cleanly enough to migrate later to Laravel or a Node.js micro-service. • Refactor brittle controllers, models, and SQL queries for faster response times and lower complexity.
$647
Average bid
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