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.

Scrimba
Skills you'll gain: Software Design Patterns, Computational Thinking, Software Design, Algorithms, Program Development, Theoretical Computer Science, Software Development, Computer Programming, Problem Solving, Software Engineering, Data Structures, Computer Science, Javascript, Programming Principles, Web Development, Machine Learning Methods, Data Science, Solution Design
Intermediate · Specialization · 1 - 4 Weeks

Coursera
Skills you'll gain: Javascript, Web Development, Web Development Tools, Scripting, Hypertext Markup Language (HTML), Programming Principles
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Full-Stack Web Development, Javascript, Web Development Tools, Jest (JavaScript Testing Framework), Web Design and Development, Object Oriented Programming (OOP), Web Development, Application Programming Interface (API), HTML and CSS, Back-End Web Development, Web Applications, JSON, Restful API, Event-Driven Programming, Application Development, Application Deployment, Unit Testing, Programming Principles, Data Structures, Prototyping
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Web Development, HTML and CSS, Web Design and Development, Javascript, Web Applications, Web Presence, Front-End Web Development, Web Content, Responsive Web Design, Web Design
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: HTML and CSS, Hypertext Markup Language (HTML), Web Development Tools, Web Design and Development, Web Development, Cascading Style Sheets (CSS), Web Design, Front-End Web Development, Web Frameworks, Javascript, Web Applications, Interactive Design, JavaScript Frameworks, Full-Stack Web Development, Back-End Web Development
Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: Authentications, Application Security, Secure Coding, Serverless Computing, Cryptography, Risk Management Framework, Cloud Security, Threat Management, Infrastructure Security, Exploitation techniques, Package and Software Management, Node.JS, Web Applications, Javascript, Vulnerability Management, Cloud Services, Cloud Platforms, Web Development, Identity and Access Management, Dependency Analysis
Intermediate · Specialization · 1 - 3 Months

LearnKartS
Skills you'll gain: Javascript, Web Development Tools, Scripting, Programming Principles, Scripting Languages, Data Structures, Hypertext Markup Language (HTML), Development Environment, Node.JS, Web Applications, Web Development, Program Development, Computer Programming, Web Design and Development, Object Oriented Programming (OOP), Front-End Web Development, Functional Design, Event-Driven Programming, Frontend Performance, Frontend Integration
Beginner · Course · 1 - 4 Weeks

IBM
Skills you'll gain: Prompt Engineering, Prompt Patterns, Unit Testing, Software Development Life Cycle, Retrieval-Augmented Generation, Large Language Modeling, Software Architecture, Computer Vision, LangChain, Responsive Web Design, Generative AI, Responsible AI, IBM Cloud, Data Ethics, Data Import/Export, AI Workflows, Python Programming, Software Development, Machine Learning, Data Science
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Application Deployment, Node.JS, Docker (Software), React.js, Front-End Web Development, Containerization, Full-Stack Web Development, Back-End Web Development, Frontend Integration, Server Side, JavaScript Frameworks, Restful API, Web Development, Web Applications, Application Development, Javascript, Application Programming Interface (API), Software Development, Authentications, Project Management Software
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Javascript, JavaScript Frameworks, Program Development, Web Development, Angular, Vue.JS, Application Development, React.js, Web Applications, Event-Driven Programming, Object Oriented Programming (OOP), Programming Principles, Computer Programming, Data Structures, Software Engineering, Computer Science
Intermediate · Course · 1 - 3 Months
Madecraft
Skills you'll gain: Web Design and Development, HTML and CSS, Web Applications, Web Development, Javascript, Test Script Development, Package and Software Management, Open Source Technology, Programming Principles, Cascading Style Sheets (CSS), Development Testing, Development Environment, Algorithms, GitHub, Software Development, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), Javascript, Code Reusability, Web Development, Web Design and Development, Application Programming Interface (API), Web Applications, API Testing, Debugging
Beginner · Course · 1 - 3 Months