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: Data Validation, Hypertext Markup Language (HTML), Verification And Validation, Javascript, Web Applications
Intermediate · Guided Project · Less Than 2 Hours

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

Infosec
Skills you'll gain: Open Web Application Security Project (OWASP), Secure Coding, Application Security, Web Applications, Javascript, Web Development, Node.JS, Web Servers, Hypertext Markup Language (HTML), Java Programming
Intermediate · Course · 1 - 4 Weeks

University of London
Skills you'll gain: User Accounts, MongoDB, Full-Stack Web Development, JavaScript Frameworks, Command-Line Interface, Web Applications, Web Development, Javascript, Data Access, Data Validation, Query Languages
Mixed · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Angular, Cascading Style Sheets (CSS), Web Design and Development, Front-End Web Development, HTML and CSS, Responsive Web Design, jQuery, React.js, Javascript, Web Applications, JavaScript Frameworks, Web Development, UI Components, User Interface and User Experience (UI/UX) Design, Web Content Accessibility Guidelines, Event-Driven Programming, Maintainability, Software Design Patterns, Data Structures
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Ajax, Javascript, Scripting, Restful API, Scripting Languages, Web Applications, Web Development, Programming Principles
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Javascript, Scripting, Scripting Languages, Data Storage, Web Development, Program Development, Data Structures, Game Design, Software Engineering
Beginner · Guided Project · Less Than 2 Hours

Infosec
Skills you'll gain: Application Security, Open Web Application Security Project (OWASP), Secure Coding, Package and Software Management, Node.JS, Vulnerability Management, Javascript, Vulnerability Assessments
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Graph Theory, Javascript, Pseudocode, Programming Principles, Computer Science, Performance Tuning
Intermediate · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Ajax, jQuery, JSON, Django (Web Framework), Javascript, Web Applications, Web Development Tools, Object Oriented Programming (OOP), Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Web Development, Web Design and Development, Web Applications, Data Structures, Javascript, Scripting, Scripting Languages, Programming Principles, JSON, Computational Thinking
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: React Redux, React.js, Javascript, Web Development Tools, Middleware, Web Development
Intermediate · Course · 1 - 4 Weeks