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: jQuery, Code Reusability, Object Oriented Design, Data Structures, Javascript and jQuery, Programming Principles, Web Development Tools, Data Management, Microsoft Development Tools, Computational Logic
★ 4.9 (16) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Version Control, Restful API, Docker (Software), Containerization, Git (Version Control System), Development Environment, Flask (Web Framework), Application Programming Interface (API), Authentications, Application Deployment, Database Management, Database Development, JSON, Object-Relational Mapping, Operational Databases, API Testing, Python Programming, Object Oriented Programming (OOP), Data Structures
★ 4.5 (11) · Intermediate · Course · 1 - 3 Months

Xi'an Jiaotong University
Skills you'll gain: ASP.NET, .NET Framework, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), Web Development, Database Application, Application Frameworks, Object Oriented Programming (OOP), Web Applications, Object Oriented Design, Database Development, Javascript, Back-End Web Development, HTML and CSS, Web Design, Scripting Languages, Data Access, Web Servers, Scripting, Event-Driven Programming
★ 4.7 (6) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Bootstrap (Front-End Framework), Layout Design, UI Components, Front-End Web Development, Multimedia, Usability, Web Development, Interactive Design, Javascript, Graphic and Visual Design, Web Design and Development, Typography, Project Design, User Interface (UI), Web Analytics and SEO
★ 4.7 (13) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Ansible, Puppet (Configuration Management Tool), Software-Defined Networking, Network Administration, Security Awareness, IT Automation, Chef (Configuration Management Tool), Virtual Private Networks (VPN), JSON, Authentications, Network Engineering, Computer Security Awareness Training, Network Infrastructure, Authorization (Computing), Identity and Access Management, Configuration Management, Cyber Security Policies, Remote Access Systems, Application Programming Interface (API)
★ 4.8 (12) · Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Node.JS, JSON, Server Side, Web Development Tools, Back-End Web Development, JavaScript Frameworks, Web Servers, Application Programming Interface (API), Restful API, Javascript, Web Development, Package and Software Management, Servers, Network Protocols
★ 4.5 (6) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Test Script Development, Unit Testing, Test Case, Development Testing, Test Tools, React.js, API Testing, Software Testing, Web Development Tools, Javascript
★ 4.3 (7) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Spring Boot, React.js, Spring Framework, Object-Relational Mapping, Frontend Integration, Restful API, YAML, Data Access, Database Application, Data Persistence, Web Applications, JavaScript Frameworks, Databases, Application Performance Management, Development Environment, Configuration Management, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Design, Object Oriented Programming (OOP), File I/O, Program Development, Software Development, Automation, Data Structures, Code Reusability, Maintainability, File Management, Python Programming, Scalability, Scripting Languages, Data Persistence, JSON, Problem Solving
★ 5 (15) · Mixed · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: UI Components, React.js, Javascript, JavaScript Frameworks
★ 5 (6) · Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: TypeScript, Javascript, Functional Design, Code Reusability, Object Oriented Programming (OOP), Programming Principles, Web Development Tools, Data Structures, Development Environment, Maintainability, System Configuration, Enterprise Application Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Javascript, Web Design, Event-Driven Programming, Web Design and Development, Development Environment, Web Development, Integrated Development Environments, Scripting, Web Applications, Hypertext Markup Language (HTML), Programming Principles, Graphic and Visual Design, Front-End Web Development, Interactive Design, Animations, Typography, Color Theory
★ 5 (7) · Beginner · Specialization · 1 - 3 Months