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.

Scrimba
Skills you'll gain: Responsive Web Design, JSON, User Interface (UI) Design, Color Theory, Cascading Style Sheets (CSS), HTML and CSS, Hypertext Markup Language (HTML), Restful API, Web Content Accessibility Guidelines, Event-Driven Programming, User Interface (UI), Web Design, Typography, Web Applications, Application Programming Interface (API), React.js, Web Design and Development, Web Development Tools, Javascript, Web Development
Beginner · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Spring Framework, Microservices, JUnit, Model View Controller, Restful API, Spring Boot, Software Architecture, API Gateway, Web Services, Object-Relational Mapping, Transaction Processing, Data Persistence, Service Oriented Architecture, Cloud Computing Architecture, JSON, YAML, Load Balancing, Unit Testing, Java Programming, Enterprise Application Management
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Mobile Development, React Native, Responsive Web Design, Browser Compatibility, HTML and CSS, Cross Platform Development, Web Design and Development, Javascript, Application Development, Web Development
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: OAuth, API Gateway, Cloud API, Application Programming Interface (API), API Design, Restful API, Secure Coding, Security Controls, Authorization (Computing), Application Security, Information Systems Security, Network Security, Data Security, JSON, Identity and Access Management, Key Management, Threat Detection
Beginner · Course · 1 - 4 Weeks

University of Alberta
Skills you'll gain: Service Oriented Architecture, API Design, Web Services, Simple Object Access Protocol (SOAP), Microservices, Restful API, Software Architecture, Web Applications, JSON, Web Development, Android Development
Intermediate · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Amazon Web Services, Web Applications, Amazon Elastic Compute Cloud, Information Technology, Cloud Computing, Public Cloud, IT Infrastructure, Amazon S3, General Networking, Network Security, Web Servers, Operating Systems, Servers, Data Centers, Hypertext Markup Language (HTML), Computer Hardware, Javascript, Data Analysis, Project Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, Front-End Web Development, Git (Version Control System), Web Content Accessibility Guidelines, User Interface and User Experience (UI/UX) Design, HTML and CSS, React.js, Usability, Software Technical Review, Web Applications, User Experience Design, Semantic Web, Data Validation, Javascript
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: React.js, ChatGPT, Cascading Style Sheets (CSS), Generative AI, Development Environment, Microsoft Visual Studio, Web Design and Development, Secure Coding, Node.JS, Application Development, Javascript, Restful API, API Design
Beginner · Course · 1 - 3 Months
Duke University
Skills you'll gain: Pandas (Python Package), Bash (Scripting Language), Version Control, Jupyter, Linux Commands, Git (Version Control System), Shell Script, Linux, Web Scraping, Linux Administration, Data Manipulation, MySQL, Microservices, AWS SageMaker, SQL, JSON, Cloud Engineering, Python Programming, Big Data, Data Science
Beginner · Specialization · 3 - 6 Months

Meta
Skills you'll gain: React Native, Mobile Development, Cross Platform Development, UI Components, Mobile Development Tools, Application Development, React.js, Front-End Web Development, User Interface (UI)
Intermediate · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: Software Design Patterns, Software Design, Software Quality Assurance, Software Engineering, Program Development, Application Security, Object Oriented Design, Software Architecture, Software Quality (SQA/SQC), Development Testing, Threat Modeling, Maintainability, Development Environment, Code Review, Application Deployment, Continuous Deployment, Quality Assurance, Security Requirements Analysis, Continuous Delivery, Software Testing
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: React.js, Debugging, Web Design and Development, Front-End Web Development, Web Development, JavaScript Frameworks, HTML and CSS, UI Components, Javascript
Intermediate · Guided Project · Less Than 2 Hours