JavaScript courses can help you learn programming fundamentals, DOM manipulation, asynchronous programming, and event-driven development. You can build skills in debugging, working with APIs, and creating interactive web applications. Many courses introduce tools like Node.js for server-side development, React for building user interfaces, and Git for version control, showing how these skills come together in real-world projects.

Skills you'll gain: React.js, Test Case, JavaScript Frameworks, Unit Testing, Code Reusability, Test Script Development, UI Components, Software Testing, Development Testing, Event-Driven Programming, Context Management, Data Sharing
Intermediate · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Web Scraping, JSON, Extensible Markup Language (XML), Network Protocols, Web Services, Data Access, Application Programming Interface (API), Restful API, Data Processing, Python Programming, Development Environment, Software Installation
★ 4.3 (8) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Version Control, Restful API, Docker (Software), Containerization, Git (Version Control System), Development Environment, Flask (Web Framework), Application Programming Interface (API), Authentications, Application Deployment, Database Management, Database Development, JSON, Object-Relational Mapping, Operational Databases, API Testing, Python Programming, Object Oriented Programming (OOP), Data Structures
★ 4.5 (11) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Node.JS, Web Development, HTML and CSS, Front-End Web Development, Web Servers, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), Web Applications, JavaScript Frameworks, Server Side, Javascript, Middleware, Back-End Web Development
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design, Application Deployment, Cascading Style Sheets (CSS), Development Environment, Webpack, Animations, Javascript, Web Development Tools, Hypertext Markup Language (HTML), UI Components, Typography
Beginner · Course · 1 - 3 Months

Skills you'll gain: Extensible Markup Language (XML), Ajax, Extensible Languages and XML, Web Design and Development, Java Platform Enterprise Edition (J2EE), jQuery, Cascading Style Sheets (CSS), Data Validation, Web Applications, Scripting Languages, Javascript and jQuery, Web Development, Hypertext Markup Language (HTML), Middleware, Model View Controller, Web Services, Interoperability, Java, Computer Graphic Techniques, Scalability
★ 4.5 (73) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Selenium (Software), Test Script Development, Test Automation, Browser Compatibility, Java Programming, Java, Test Tools, Software Testing, Javascript, Eclipse (Software), Apache Maven, Development Environment, Object Oriented Programming (OOP), Cascading Style Sheets (CSS), Software Installation, System Configuration
Intermediate · Course · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Unsupervised Learning, Unstructured Data, Marketing Analytics, Text Mining, Deep Learning, Model Evaluation, Machine Learning, JSON, Data Processing, Natural Language Processing, Data Preprocessing, Model Training, Python Programming
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Hypertext Markup Language (HTML), HTML and CSS, Cascading Style Sheets (CSS), Web Design, Web Design and Development, UI Components, Web Language, Front-End Web Development, Mobile Development, Javascript, Animations, User Interface (UI), Web Development Tools, Web Content Accessibility Guidelines, Typography, Semantic Web, GitHub, Version Control, Application Deployment, Development Environment
★ 5 (7) · Beginner · Specialization · 3 - 6 Months

Scrimba
Skills you'll gain: Web Applications, Full-Stack Web Development, Database Application, Data Store, Database Development, Database Management, SQL, Query Languages, Data Access, Real Time Data, Javascript, Data Entry, Software Engineering, Authentications
Beginner · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Integrated Development Environments, Web Applications, HTML and CSS, Python Programming, Javascript, Design
★ 4.3 (17) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: AI Security, Open Web Application Security Project (OWASP), Exploitation techniques, Server Side, Application Security, Artificial Intelligence and Machine Learning (AI/ML), Responsible AI, Data Security, LLM Application, Cyber Attacks, Security Awareness, Generative AI, Large Language Modeling, Generative AI Agents, Prompt Engineering
★ 4.2 (6) · Advanced · Course · 1 - 4 Weeks