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: Responsive Web Design, Cascading Style Sheets (CSS), React.js, HTML and CSS, Front-End Web Development, Hypertext Markup Language (HTML), Web Development, Web Design, JavaScript Frameworks, Javascript, Restful API, UI Components, Event-Driven Programming
Beginner · Course · 3 - 6 Months

Skills you'll gain: Angular, Software Architecture, Software Design, Software Design Patterns, Code Reusability, Frontend Performance, TypeScript, Maintainability, Scripting Languages, Javascript, Data Sharing, Real Time Data
Beginner · Course · 3 - 6 Months

Logical Operations
Skills you'll gain: Web Development Tools, Web Development, Hypertext Markup Language (HTML), Software Development Tools, HTML and CSS, Web Design and Development, Web Applications, Web Design, Web Servers, Development Environment, Apache, Software Development, Web Content, Front-End Web Development, Semantic Web
Mixed · Course · 1 - 4 Weeks

CertNexus
Skills you'll gain: Application Security, Human Factors (Security), Secure Coding, Open Web Application Security Project (OWASP), Vulnerability, Computer Security, Vulnerability Management, Vulnerability Assessments, Data Security, Security Strategy, Security Controls, Cyber Security Strategy, Application Design, Computer Programming, Design, Python Programming, Javascript, Design Strategies, JavaScript Frameworks, Node.JS
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: iOS Development, Open Web Application Security Project (OWASP), Swift Programming, Mobile Security, Mobile Development, Secure Coding, Knowledge of Apple Hardware, IT Security Architecture, Application Security, Data Validation, Application Programming Interface (API), JSON
Intermediate · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Apache Cassandra, Big Data, NoSQL, Apache Hadoop, Virtual Environment, Virtualization, Virtual Machines, Apache, Analytics, Data Storage, Database Management Systems, Distributed Computing, Databases, Database Architecture and Administration, Data Management, Data Architecture, Command-Line Interface, Network Architecture
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: UI Components, JavaScript Frameworks, .NET Framework, ASP.NET, C# (Programming Language), Application Programming Interface (API), Web Applications, Web Components, Restful API, Cloud Deployment, Microsoft Azure, Back-End Web Development, Object-Relational Mapping, Web Frameworks, Code Reusability, Frontend Integration, Cloud Applications, Server Side, Application Deployment, Authentications
Intermediate · Specialization · 3 - 6 Months

Packt
Skills you'll gain: Data Persistence, API Design, API Testing, Test Tools, Javascript, Development Environment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: JavaScript Frameworks, Frontend Integration, Angular, Cloud Deployment, Amazon Elastic Compute Cloud, Web Applications, Server Side, Test Script Development, Development Testing, Object-Relational Mapping, Maintainability, Package and Software Management, Data Modeling
Intermediate · Course · 3 - 6 Months

Scrimba
Skills you'll gain: React.js, UI Components, Web Content Accessibility Guidelines, Code Reusability, Game Design, Front-End Web Development, Application Programming Interface (API), Usability, JavaScript Frameworks, Web Development Tools, Web Applications, Web Frameworks, Interaction Design, Event-Driven Programming, Debugging, Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, Full-Stack Web Development, Server Side, Restful API, Angular, Middleware, Application Deployment, Authentications, Javascript, Web Applications, API Design, MongoDB, Application Programming Interface (API), Back-End Web Development, Front-End Web Development, Development Environment
Beginner · Course · 1 - 3 Months

Skills you'll gain: Server Side, Restful API, Apache, Full-Stack Web Development, API Design, Node.JS, Web Servers, Postman API Platform, Authentications, Application Programming Interface (API), Web Applications, Back-End Web Development, Web Development Tools, Frontend Integration, API Testing, Web Development, Javascript, JSON, Application Security, PHP (Scripting Language)
Beginner · Specialization · 1 - 3 Months