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: Node.JS, JavaScript Frameworks, Web Frameworks, Authentications, MongoDB, Postman API Platform, Restful API, Server Side, Middleware, JSON, Application Programming Interface (API), Web Development Tools, Web Applications, Javascript, Back-End Web Development, API Testing, NoSQL
Intermediate · Course · 1 - 3 Months

SkillsBooster Academy
Skills you'll gain: Microsoft Copilot, Prompt Engineering, Vibe coding, GitHub, AI Workflows, Generative AI Agents, Software Development Tools, Application Development, Software Development, Responsible AI, Code Review, Generative AI, Artificial Intelligence, AI Personalization, Design Software, Software Engineering, Web Development, React.js, Front-End Web Development, Javascript
Beginner · Course · 1 - 3 Months

Skills you'll gain: Responsive Web Design, Front-End Web Development, Web Design and Development, HTML and CSS, Web Design, User Interface (UI), Web Development, User Interface and User Experience (UI/UX) Design, Hypertext Markup Language (HTML), UI Components, Cascading Style Sheets (CSS), User Interface (UI) Design, Javascript, Animations, Development Environment
Beginner · Course · 1 - 3 Months

Skills you'll gain: Vue.JS, JavaScript Frameworks, Web Development Tools, Front-End Web Development, Event-Driven Programming, Javascript, UI Components, Development Environment, Hypertext Markup Language (HTML)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Frontend Integration, Full-Stack Web Development, IntelliJ IDEA, Spring Boot, Spring Framework, React.js, Restful API, Front-End Web Development, Back-End Web Development, Context Management, Web Applications, Application Frameworks, Development Environment, Command-Line Interface, Data Store
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: API Testing, Software Documentation, API Design, Application Programming Interface (API), Technical Documentation, Restful API, JSON, Software Design
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: HTML and CSS, Figma (Design Software), Front-End Web Development, User Interface (UI), Cascading Style Sheets (CSS), Responsive Web Design, Web Design and Development, Mockups, Web Design, User Interface (UI) Design, Web Content Accessibility Guidelines, Hypertext Markup Language (HTML), Prototyping, Javascript, Web Development, Dashboard Creation
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Data Import/Export, Web Scraping, Tidyverse (R Package), Data Wrangling, Data Integration, Data Manipulation, JSON, Data Transformation, Relational Databases, R (Software), Google Sheets, Unstructured Data, R Programming, Extensible Markup Language (XML), Spreadsheet Software, Databases, SQL, Data Structures, File I/O, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Node.JS, Scalability, Authentications, JSON, Authorization (Computing), Web Development Tools, Web Applications, Web Development, Server Side, Secure Coding, JavaScript Frameworks, Back-End Web Development, Application Frameworks, Javascript, Restful API, Development Environment, Event-Driven Programming, Operating Systems, Email Automation, Integrated Development Environments
Intermediate · Course · 1 - 4 Weeks

Google DeepMind
Skills you'll gain: Prompt Engineering, Google Gemini, Gemini, Generative AI Agents, AI Integrations, Google Cloud Platform, Application Programming Interface (API), Real Time Data, Key Management, Tool Calling, Agentic systems, Cloud Deployment, Generative Model Architectures, Generative AI, Large Language Modeling, AI Security, Artificial Intelligence, AI Workflows, Cloud Applications, Cloud Development
Intermediate · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Version Control, GitLab, Continuous Integration, Software Versioning, CI/CD, Git (Version Control System), Collaborative Software, Javascript
Beginner · Guided Project · Less Than 2 Hours

Duke University
Skills you'll gain: Web Frameworks, Restful API, Application Programming Interface (API), API Testing, Application Deployment, Software Documentation, Package and Software Management, JSON, Server Side, Python Programming, Data Validation
Intermediate · Guided Project · Less Than 2 Hours