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: Application Development, Data Persistence, Development Environment, Angular, Test Automation, Test Script Development, Program Development, JavaScript Frameworks, Debugging, Application Lifecycle Management, Cross Platform Development, User Interface (UI), Web Development Tools, Application Frameworks, Video Game Development, Event-Driven Programming, Node.JS, Application Design, Web Applications, Javascript
Intermediate · Specialization · 3 - 6 Months
Madecraft
Skills you'll gain: Web Design and Development, HTML and CSS, Web Applications, Web Development Tools, Web Development, Javascript, Hypertext Markup Language (HTML), Package and Software Management, Program Development, Open Source Technology, Programming Principles, Cascading Style Sheets (CSS), Development Testing, Algorithms, GitHub, Software Development, Computational Logic, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Javascript, Performance Tuning, Frontend Performance, OS Process Management, Server Side, Performance Testing, Management Consulting
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), HTML and CSS, Web Development Tools, Web Development, Javascript, JavaScript Frameworks, Web Content, Frontend Performance, Web Servers, Software Development Tools, Web Design and Development, Web Design, Front-End Web Development, Web Applications, Apache, Development Environment, Semantic Web, Software Development
Beginner · Specialization · 3 - 6 Months

LearnKartS
Skills you'll gain: Ajax, Javascript, Object Oriented Programming (OOP), JavaScript Frameworks, Frontend Integration, Application Programming Interface (API), JSON, Front-End Web Development, Web Development, Full-Stack Web Development, Web Applications, Frontend Performance, Web Development Tools, Object Oriented Design, Application Development, Build Tools, Program Development, Code Reusability, Debugging, Development Environment
Beginner · Specialization · 1 - 3 Months

University of Michigan
Skills you'll gain: Database Design, Data Processing, Debugging, Web Scraping, File I/O, Data Store, Data Visualization, Database Software, Relational Databases, Restful API, Web Services, SQL, Databases, Data Visualization Software, JSON, Data Presentation, Data Structures, Programming Principles, Python Programming, Program Development
★ 4.8 (281K) · Beginner · Specialization · 3 - 6 Months
University of Michigan
Skills you'll gain: Ajax, jQuery, Javascript and jQuery, JSON, Django (Web Framework), Web Applications, Javascript, Debugging, Database Design, Data Modeling, Event-Driven Programming, Data Access, User Accounts, Object Oriented Programming (OOP), Python Programming
★ 4.8 (295) · Intermediate · Course · 1 - 3 Months

Meta
Skills you'll gain: React Native, Version Control, User Research, UI/UX Research, Usability Testing, Unix Commands, JSON, Restful API, Web Development Tools, Git (Version Control System), Jest (JavaScript Testing Framework), Persona (User Experience), GitHub, Interaction Design, User Experience Design, SQL, User Interface and User Experience (UI/UX) Design, Mobile Development, Javascript, React.js
★ 4.6 (11K) · Beginner · Specialization · 3 - 6 Months

LearnKartS
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Web Development Tools, Frontend Performance, Performance Tuning, Javascript, Node.JS, Web Development, Scripting Languages, Web Applications, Computer Programming, Development Environment, Front-End Web Development, Web Design and Development, Programming Principles, Event-Driven Programming, Program Development, Frontend Integration, Data Structures, Functional Design
Beginner · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Web Scraping, Restful API, Web Services, JSON, Extensible Markup Language (XML), Network Protocols, Extensible Languages and XML, Application Programming Interface (API), Data Access, Hypertext Markup Language (HTML), Python Programming, Software Installation, Development Environment
★ 4.8 (45K) · Beginner · Course · 1 - 3 Months
Duke University
Skills you'll gain: File I/O, UI Components, Object Oriented Design, Java Programming, Software Design, User Interface (UI) Design, Debugging, Web Design and Development, Software Engineering, Code Reusability, Hypertext Markup Language (HTML), Computer Programming, Program Development, Event-Driven Programming, Bioinformatics, Encryption, Javascript, Algorithms, Data Analysis, Cascading Style Sheets (CSS)
★ 4.6 (22K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Jest (JavaScript Testing Framework), Unit Testing, TypeScript, Test Script Development, Software Testing, Test Driven Development (TDD), JavaScript Frameworks, Code Coverage, Test Automation, Test Case, Javascript
Intermediate · Course · 1 - 4 Weeks