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: Application Programming Interface (API), Cloud API, API Design, Continuous Deployment, CI/CD, Restful API, Application Deployment, Google Cloud Platform, Continuous Integration, Middleware, Application Performance Management, JSON, Software Versioning, Proxy Servers, Scalability, Extensible Markup Language (XML)
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: HTML and CSS, Mobile Development, Web Applications, ChatGPT, GitHub, Front-End Web Development, Javascript, Application Deployment, Web Development, Version Control, Responsive Web Design, Video Game Development, Cascading Style Sheets (CSS), Artificial Intelligence, User Interface (UI) Design, Computer Programming, Database Application, Machine Learning
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: React.js, UI Components, Front-End Web Development, Web Content Accessibility Guidelines, User Interface (UI), JavaScript Frameworks, Web Development Tools, Event-Driven Programming, Web Frameworks, Functional Design, Cascading Style Sheets (CSS), Application Programming Interface (API)
Intermediate · Course · 3 - 6 Months

Google Cloud
Skills you'll gain: OAuth, Cloud API, Application Programming Interface (API), Restful API, Security Controls, Application Security, Network Security, Data Security, JSON, Identity and Access Management, Threat Management
Beginner · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Web Applications, Interactive Data Visualization, User Interface (UI), JavaScript Frameworks, Responsive Web Design, Full-Stack Web Development, Front-End Web Development, Application Development, Javascript, Databases, User Requirements Documents, Real Time Data
Mixed · Course · 1 - 3 Months

Skills you'll gain: Cloud Computing, Cloud Infrastructure, Cloud Services, JavaScript Frameworks, Back-End Web Development, DevOps, Full-Stack Web Development, OpenShift, Version Control, Cloud Development, CI/CD, Software Development, Cloud-Native Computing, Web Applications, Microservices, Containerization, Kubernetes, Web Development, Serverless Computing, Docker (Software)
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: React.js, ASP.NET, Restful API, .NET Framework, Web Applications, Web Services, Hypertext Markup Language (HTML), Front-End Web Development, JSON, Application Development, JavaScript Frameworks, Model View Controller, Application Frameworks, Program Development, Javascript, Development Environment, Back-End Web Development, Web Development, Microsoft Visual Studio, Cascading Style Sheets (CSS)
Intermediate · Specialization · 1 - 3 Months

University of New Mexico
Skills you'll gain: Web Applications, Full-Stack Web Development, Git (Version Control System), Middleware, Software Architecture, User Interface (UI), Agile Software Development, Application Frameworks, Ajax, Model View Controller, Databases, Relational Databases, Software Development, Ruby on Rails, Software Design Patterns, Cascading Style Sheets (CSS), Javascript
Mixed · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: C# (Programming Language), Restful API, ASP.NET, Model View Controller, .NET Framework, Docker (Software), Azure DevOps, Object Oriented Programming (OOP), Microservices, Containerization, JSON, Application Programming Interface (API), Application Frameworks, DevOps, Web Services, Middleware, CI/CD, Back-End Web Development, Web Applications, Programming Principles
Intermediate · Specialization · 1 - 3 Months
Skills you'll gain: Application Security, Open Web Application Security Project (OWASP), Angular, OAuth, Test Driven Development (TDD), Cryptography, Data Validation, Unit Testing, Vue.JS, Data Security, Authentications, HTML and CSS, Encryption, Authorization (Computing), General Data Protection Regulation (GDPR), Web Applications, JavaScript Frameworks, Javascript, Security Strategy, Computer Programming
Beginner · Specialization · 1 - 3 Months

Universidad Austral
Skills you'll gain: Data Structures, Python Programming, JSON, File Management, Scripting, Scripting Languages, Data Import/Export, Computer Programming, Debugging
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Large Language Modeling, LangChain, LLM Application, Generative AI, OpenAI, Web Applications, Application Development, Flask (Web Framework), Python Programming, Natural Language Processing, Prompt Engineering, Front-End Web Development, Image Analysis
Intermediate · Course · 1 - 3 Months