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, Full-Stack Web Development, React.js, Authentications, Frontend Integration, Server Side, Cloud Deployment, Application Deployment, Back-End Web Development, Authorization (Computing), Restful API, TypeScript, MongoDB, Content Management Systems, Content Management, UI Components
Advanced · Course · 1 - 3 Months

Skills you'll gain: Salesforce Development, Visualforce, Development Environment, Application Development, UI Components, Web Components, Salesforce, Web Applications, Jest (JavaScript Testing Framework), Web Design and Development, JavaScript Frameworks, User Interface (UI), Application Programming Interface (API), Test Script Development, Restful API, Data Access, Cascading Style Sheets (CSS), Event-Driven Programming, Hypertext Markup Language (HTML)
Intermediate · Course · 3 - 6 Months

Infosec
Skills you'll gain: Application Security, Secure Coding, Package and Software Management, Node.JS, Vulnerability Management, Javascript, Dependency Analysis, Vulnerability Assessments, Exploitation techniques
★ 4.5 (14) · Intermediate · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: Claude Code, Prompt Engineering, Anthropic Claude, AI Security, Generative AI Agents, Software Development Tools, Software Development, Responsible AI, GitHub, Code Review, Application Deployment, AI Personalization, Generative AI, Software Engineering, Web Development, Artificial Intelligence, Design Software, Front-End Web Development, React.js, Javascript
★ 4.6 (22) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Mobile Development, Cross Platform Development, Debugging, Application Development, Vibe coding, User Interface (UI), iOS Development, UI Components, Android Jetpack, User Interface and User Experience (UI/UX) Design, Mobile Development Tools, Interactive Design, Android Development, AI powered creativity, User Interface (UI) Design, Apple iOS, Web Applications, Swift Programming, Program Development, Python Programming
Intermediate · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Prompt Engineering, OpenAI API, Generative AI, Prompt Engineering Tools, Jest (JavaScript Testing Framework), Software Engineering Tools, Generative Model Architectures, Software Documentation, Unit Testing, Test Case, Development Testing, Software Development Tools, LLM Application, Artificial Intelligence and Machine Learning (AI/ML), OpenAI, Maintainability, Test Automation, ChatGPT, Code Review, Software Development
Beginner · Course · 3 - 6 Months

Skills you'll gain: Node.JS, Restful API, Server Side, Back-End Web Development, Full-Stack Web Development, JavaScript Frameworks, JSON, Web Servers, Authentications, Web Applications, API Design, Web Development, Postman API Platform, Package and Software Management, Model View Controller, Application Programming Interface (API), Web Services, Authorization (Computing), Javascript, Computer Science
★ 4.5 (628) · Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Prompt Engineering, Responsive Web Design, Node.JS, Command-Line Interface, TypeScript, Unit Testing, SQL, HTML and CSS, Web Content Accessibility Guidelines, Typography, Cascading Style Sheets (CSS), React.js, User Interface and User Experience (UI/UX) Design, Hypertext Markup Language (HTML), JSON, Generative AI, Database Design, UI Components, Web Development, Full-Stack Web Development
★ 4.6 (923) · Beginner · Specialization · 3 - 6 Months

Edureka
Skills you'll gain: Angular, TypeScript, Front-End Web Development, UI Components, Application Frameworks, Development Environment, HTML and CSS, Web Applications, Web Development Tools, Cascading Style Sheets (CSS), User Interface (UI), Web Design, Responsive Web Design, Web Development, Hypertext Markup Language (HTML), Code Reusability, Event-Driven Programming, Data Modeling, Web Servers
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Exploitation techniques, Cyber Security Assessment, Penetration Testing, Model Context Protocol, API Testing, AI Security, Vulnerability Scanning, Prompt Engineering Tools, LLM Application, AI Integrations, Unix Shell, Postman API Platform, Shell Script, Security Testing, Vulnerability Assessments, Prompt Patterns, Anthropic Claude, AI Workflows, Model Deployment
Intermediate · Course · 3 - 6 Months

Skills you'll gain: C# (Programming Language), ASP.NET, Full-Stack Web Development, .NET Framework, Back-End Web Development, CI/CD, Microsoft Azure, Docker (Software), Web Development, Containerization, Application Deployment, PostgreSQL, Object Oriented Programming (OOP), Cloud Infrastructure, Database Management, Web Development Tools, Database Design, API Design, GitHub, Middleware
Intermediate · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: Angular, HTML and CSS, Eclipse (Software), Java Programming, JavaScript Frameworks, Object Oriented Programming (OOP), Software Development Tools, Hypertext Markup Language (HTML), Java, Computer Programming Tools, Application Frameworks, Front-End Web Development, Object Oriented Design, Integrated Development Environments, Software Design Patterns, Web Components, Code Reusability, Development Environment, Cascading Style Sheets (CSS), Javascript
★ 4.4 (873) · Intermediate · Specialization · 1 - 3 Months