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: Cloud Deployment, Software Development Life Cycle, Open Web Application Security Project (OWASP), Containerization, Istio, Software Architecture, Node.JS, Application Deployment, Restful API, Kubernetes, Database Design, Cloud-Native Computing, Responsive Web Design, NoSQL, Git (Version Control System), Ajax, Grafana, Javascript, Azure DevOps, Software Development
Beginner · Professional Certificate · 3 - 6 Months

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

Vanderbilt University
Skills you'll gain: Claude Code, Prompt Engineering, ChatGPT, Generative AI Agents, Prompt Patterns, Anthropic Claude, Token Optimization, Prompt Engineering Tools, LLM Application, Multimodal Prompts, AI literacy, OpenAI, Agentic Workflows, Debugging, TypeScript, OpenAI API, AI Enablement, AI Orchestration, AI Workflows, Generative AI
Beginner · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: UI Components, User Interface (UI), Computational Thinking, HTML and CSS, Web Design and Development, Interactive Design, Hypertext Markup Language (HTML), Web Development, Programming Principles, Web Design, Javascript, Event-Driven Programming, Computer Programming, Program Development, Algorithms, Web Applications, Cascading Style Sheets (CSS)
Beginner · Course · 1 - 4 Weeks

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

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

The Hong Kong University of Science and Technology
Skills you'll gain: HTML and CSS, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), jQuery, Javascript and jQuery, Web Design and Development, Javascript, Web Development, Animations, Front-End Web Development, Animation and Game Design, Web Applications, Visualization (Computer Graphics), Computer Graphics, Code Reusability, Software Design Patterns
Intermediate · Course · 1 - 3 Months

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, Javascript, Web Applications, Interactive Design, Full-Stack Web Development, Back-End Web Development
Beginner · Course · 1 - 3 Months

Skills you'll gain: Software Design Patterns, Object Oriented Design, Object Oriented Programming (OOP), Javascript, Software Design, Maintainability, Application Development, Event-Driven Programming, Context Management
Advanced · 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

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

Skills you'll gain: Event-Driven Programming, Web Applications, Javascript, Data Import/Export, Data Management, Web Development, Data Mapping, User Interface (UI), Web Content Accessibility Guidelines, Interactive Design, Computational Logic, Data Validation
Intermediate · Course · 1 - 4 Weeks