Ajax courses can help you learn asynchronous web requests, dynamic content updates, and improved user interfaces. You can build skills in handling JSON data, managing server responses, and optimizing web performance. Many courses introduce tools like jQuery and XMLHttpRequest, that support implementing Ajax techniques and enhancing user experience on websites.

Skills you'll gain: Test Script Development, Test Automation, Test Tools, Verification And Validation, Software Testing, Scenario Testing, Web Development Tools, Test Case, Development Testing, Data Validation, Debugging
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: PHP (Scripting Language), Web Applications, Server Side, Hypertext Markup Language (HTML), Web Development, Web Servers, Scripting, Scripting Languages, Development Environment, Programming Principles, Computational Logic, Software Installation
★ 4.4 (10) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Test Script Development, Test Automation, Eclipse (Software), Software Testing, Scripting, Test Tools, UI Components, Integrated Development Environments, Web Applications, Java, Functional Testing
★ 4.5 (362) · Beginner · Guided Project · Less Than 2 Hours

Universiteit Leiden
Skills you'll gain: Safety and Security, Risk Management Framework, Public Safety and National Security, Security Management, Case Studies, Cybersecurity, Security Strategy, Cyber Attacks, International Relations, Governance, Political Sciences, Crisis Intervention, Disaster Recovery
Beginner · Course · 1 - 3 Months

Skills you'll gain: React.js, UI Components, User Interface (UI), Web Development, Business Logic
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: JSON, NoSQL, Javascript, Data Store, Data Import/Export, Cloud Computing, Software Development
★ 4.5 (35) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: JSON, Restful API, HTML and CSS, Web Design, Web Design and Development, Cloud API, Hypertext Markup Language (HTML), Web Development, Application Programming Interface (API), Cascading Style Sheets (CSS), Web Applications, Real Time Data, Javascript
★ 4.3 (46) · Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Web Development Tools, Data Structures, Javascript, Data Access, Programming Principles
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Usability Testing, Usability, Test Tools, Test Planning, User Research, Interactive Data Visualization, Product Development, Web Analytics and SEO, User Accounts, Data Integration
★ 4.3 (31) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Selenium (Software), Object Oriented Programming (OOP), Eclipse (Software), Java, Java Programming, JUnit, HTML and CSS, Object Oriented Design, Test Automation, Hypertext Markup Language (HTML), Software Testing, Test Script Development, Integrated Development Environments, Web Design and Development, Test Data, Browser Compatibility, Computer Programming, Test Tools, Web Development, Programming Principles
★ 4.5 (29) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Jest (JavaScript Testing Framework), Test Driven Development (TDD), Test Script Development, Test Case, Web Development Tools, Development Testing, Unit Testing, Software Testing, Browser Compatibility, Test Tools, JavaScript Frameworks, Javascript, Object Oriented Programming (OOP)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: JSON, Application Programming Interface (API), Restful API, Javascript, Web Applications, Hypertext Markup Language (HTML), Servers, Cascading Style Sheets (CSS)
★ 4.8 (14) · Intermediate · Course · 1 - 4 Weeks