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.

Packt
Skills you'll gain: Node.JS, MongoDB, Back-End Web Development, Server Side, Full-Stack Web Development, Web Development Tools, Web Applications, Web Frameworks, Scalability, JavaScript Frameworks, Web Development, File I/O, Javascript, Operating Systems, NoSQL, File Systems, Event-Driven Programming, Operational Databases, Application Programming Interface (API), Software Development Tools
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Salesforce Development, Salesforce, Systems Integration, Data Integration, Web Services, Application Programming Interface (API), Software Design Patterns, Software Design, Enterprise Architecture, Restful API, Complex Problem Solving, Business Solutions
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Cloud API, Cloud Deployment, Application Programming Interface (API), Restful API, Google Cloud Platform, Cloud Applications, Web Services, Proxy Servers, Javascript, Data Store, Code Reusability
Beginner · Project · Less Than 2 Hours

Coursera
Skills you'll gain: Angular, Responsive Web Design, HTML and CSS, Web Design and Development, JavaScript Frameworks, Web Applications, Hypertext Markup Language (HTML)
Beginner · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Containerization, Docker (Software), Application Deployment, Cloud Platforms, Cloud Deployment, Cloud Applications, Kubernetes, Amazon Web Services, Cloud Computing, Development Environment, Continuous Deployment, CI/CD, Continuous Integration, DevOps, Scalability, Test Automation
Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: YAML, Infrastructure as Code (IaC), CI/CD, Kubernetes, Continuous Integration, Devops Tools, Docker (Software), Extensible Markup Language (XML), Data Structures, Data Validation, Verification And Validation, JSON, Scripting, DevOps, Configuration Management, Debugging, System Configuration, Automation, Software Versioning, User Provisioning
Beginner · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Cascading Style Sheets (CSS), Responsive Web Design, Web Design, Web Design and Development, HTML and CSS, Web Content Accessibility Guidelines, User Interface (UI), Hypertext Markup Language (HTML), Front-End Web Development, User Interface and User Experience (UI/UX) Design, Javascript, Web Development, User Interface (UI) Design, Usability, Web Applications, JavaScript Frameworks, Semantic Web, Event-Driven Programming, Data Validation, Animations
Beginner · Course · 1 - 3 Months

Pearson
Skills you'll gain: Ansible, Software-Defined Networking, IT Automation, JSON, Automation, Infrastructure as Code (IaC), Application Programming Interface (API), Network Infrastructure, Restful API, Network Planning And Design, Extensible Languages and XML, Extensible Markup Language (XML), Configuration Management, Package and Software Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: jQuery, Ajax, Javascript and jQuery, JSON, Animations, Event-Driven Programming, Debugging, Cascading Style Sheets (CSS), Application Programming Interface (API), Web Applications, Web Development Tools, Responsive Web Design, Javascript, Video Game Development, JavaScript Frameworks, Interactive Design, HTML and CSS, Hypertext Markup Language (HTML), Program Development, Interaction Design
Intermediate · Specialization · 3 - 6 Months

Scrimba
Skills you'll gain: Application Deployment, Continuous Deployment, Continuous Delivery, Release Management, React.js, Vue.JS, User Accounts
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Full-Stack Web Development, Node.JS, User Interface (UI), Restful API, Frontend Integration, User Interface (UI) Design, Swift Programming, Object-Relational Mapping, Web Development Tools, JavaScript Frameworks, Data Store, iOS Development, UI Components, Mobile Development, Server Side, Operational Databases, Application Programming Interface (API), Database Software, MongoDB, Javascript
Beginner · Course · 1 - 3 Months

NIIT
Skills you'll gain: React.js, Frontend Integration, Front-End Web Development, Systems Development Life Cycle, Application Lifecycle Management, Program Development, Application Development, JavaScript Frameworks, User Interface and User Experience (UI/UX) Design, UI Components, User Flows, Code Reusability, Test Case, Unit Testing, Data Validation, Javascript
Intermediate · Course · 1 - 4 Weeks