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: Git (Version Control System), Selenium (Software), Version Control, GitHub, Jenkins, Continuous Integration, CI/CD, Test Automation, Test Script Development, Web Development Tools, Browser Compatibility, Test Execution Engine, Test Data, Java, File I/O, Data Access
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Selenium (Software), Java, Java Programming, File I/O, File Management, Cascading Style Sheets (CSS), Extensible Markup Language (XML), Test Automation, Extensible Languages and XML, Test Script Development, Web Scraping, Apache, Web Development Tools, Data Import/Export, Verification And Validation, HTML and CSS, Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsive Web Design, Web Design and Development, Software Testing, Verification And Validation, Development Testing, Program Development, Maintainability
Beginner · Course · 1 - 4 Weeks

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

University of London
Skills you'll gain: HTML and CSS, Hypertext Markup Language (HTML), Responsive Web Design, Web Design, Bootstrap (Front-End Framework), Web Development, Front-End Web Development, Web Applications, Cascading Style Sheets (CSS), Javascript, Programming Principles, Development Environment
★ 4.7 (56) · Mixed · Course · 1 - 3 Months

Universiteit Leiden
Skills you'll gain: Risk Management, Safety and Security, Risk Mitigation, Public Safety and National Security, Security Strategy, Case Studies, Crisis Management, Cybersecurity, International Relations, Governance, Environmental Issue, Complex Problem Solving, Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Flutter (Software), Gemini, Google Gemini, Generative AI Agents, LLM Application, Generative AI, AI Workflows, AI Orchestration, Mobile Development, Mobile Development Tools, Google Cloud Platform, Retrieval-Augmented Generation
★ 4 (12) · Beginner · Course · 1 - 4 Weeks

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
University of Michigan
Skills you'll gain: Model View Controller, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), HTML and CSS, Linux, Linux Commands, Application Deployment, Django (Web Framework), Cloud Deployment, Web Applications, Command-Line Interface, Web Servers, Web Development, SQL, Database Management, Python Programming, Software Installation
★ 4.7 (1.9K) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Front-End Web Development, React Redux, React.js, JavaScript Frameworks, Full-Stack Web Development, Web Applications, User Interface (UI), Web Development, UI Components, Code Reusability, Javascript, Event-Driven Programming, Application Programming Interface (API), Dataflow
★ 4.4 (773) · Intermediate · Course · 1 - 4 Weeks

University of Geneva
Skills you'll gain: Family Support, Personal Development, Overcoming Obstacles, Clinical Psychology, School Psychology, Disabilities, Developmental Disabilities, Behavioral Management, Mental Concentration, Psychiatry, Mental and Behavioral Health, Family Therapy, Organizational Skills, Mental Health Diseases and Disorders, Behavior Management, Psychotherapy, Psychiatric Assessments, Mental Health Therapies, Patient Evaluation, Patient Education And Counseling
★ 4.8 (83) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Persistence, Retrieval-Augmented Generation, LLM Application, OpenAI API, Full-Stack Web Development, Node.JS, Restful API, Development Environment, Agentic systems, Data Management, Embeddings, Application Deployment, Data Integration
Intermediate · Course · 1 - 3 Months