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: Front-End Web Development, Responsive Web Design, Bootstrap (Front-End Framework), Web Design and Development, HTML and CSS, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), User Interface (UI), Web Design, Event-Driven Programming, UI Components, Web Applications, Javascript, User Interface (UI) Design, Animations
Intermediate · Course · 1 - 3 Months

Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, LLM Application, User Interface (UI), Embeddings, Large Language Modeling, UI Components, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design, Event-Driven Programming, UI Components, Front-End Web Development, Cascading Style Sheets (CSS), Javascript, Interactive Design, User Interface (UI) Design, Animations, User Interface (UI), Application Programming Interface (API), User Interface and User Experience (UI/UX) Design, Hypertext Markup Language (HTML), Data Persistence
Intermediate · Course · 1 - 3 Months

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

Skills you'll gain: Jenkins, Selenium (Software), GitHub, Git (Version Control System), Performance Testing, Continuous Integration, CI/CD, Apache Maven, Version Control, Test Script Development, Test Automation, Browser Compatibility, System Testing, Object Oriented Programming (OOP), Continuous Delivery, Test Data, Java Programming, Java, Test Case, Software Testing
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, Testability, Test Tools, JavaScript Frameworks, Javascript, Mockups, Object Oriented Programming (OOP)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Gemini, Google Gemini, Flutter (Software), Generative AI, Generative AI Agents, Cross Platform Development, AI Workflows, Agentic Workflows, LLM Application, Google Cloud Platform, Mobile Development, Application Frameworks, Application Development, AI Integrations
Beginner · Course · 1 - 3 Months
Codio
Skills you'll gain: OAuth, Web Development Tools, Authentications, Web Servers, Application Programming Interface (API), API Design, Cloud API, Restful API, Server Side, Web Development, Servers, JSON, Software Documentation, Web Applications, Javascript, Web Services, Technical Documentation, Application Security
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Responsive Web Design, HTML and CSS, Web Development, Javascript, Web Design, JavaScript Frameworks, Web Development Tools, Frontend Performance, Web Servers, Web Design and Development, Web Content, Web Analytics and SEO, Hypertext Markup Language (HTML), Web Applications, Front-End Web Development, Event-Driven Programming, Web Content Accessibility Guidelines, Software Development, Open Source Technology
Mixed · Course · 1 - 3 Months