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: Spring Framework, Version Control, Spring Boot, Hibernate (Java), Object-Relational Mapping, GitHub, Git (Version Control System), Java, Software Documentation, JUnit, Restful API, API Design, Model View Controller, Postman API Platform, User Accounts, Authentications, Object Oriented Programming (OOP), JSON
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Node.JS, Web Development, HTML and CSS, Front-End Web Development, Web Servers, Cascading Style Sheets (CSS), Web Applications, Server Side, Javascript, Middleware, Back-End Web Development
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Development Environment, Web Applications, Software Development Tools, Web Analytics and SEO
Beginner · Course · 1 - 3 Months

Skills you'll gain: React.js, Cascading Style Sheets (CSS), Event-Driven Programming, User Experience Design, User Interface (UI), Front-End Web Development, Restful API, Data Management, JavaScript Frameworks, Javascript, API Design, Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Authentications, OAuth, Postman API Platform, Restful API, Application Programming Interface (API), JSON, Test Automation, Data Validation, JUnit, Extensible Markup Language (XML), Selenium (Software), Mockups, Test Tools, Debugging
Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: LLM Application, Large Language Modeling, Application Programming Interface (API), Restful API, Natural Language Processing, JSON, Scripting, Command-Line Interface, Machine Learning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Web Services, Restful API, Apache Maven, Spring Boot, Spring Framework, Gradle, Simple Object Access Protocol (SOAP), Java Platform Enterprise Edition (J2EE), Application Programming Interface (API), Java, Postman API Platform, Software Development Tools, API Design, Application Frameworks, Secure Coding, Object-Relational Mapping, JSON, JUnit, Extensible Markup Language (XML)
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Flutter (Software), User Interface (UI), User Interface and User Experience (UI/UX) Design, JSON, Object Oriented Programming (OOP), Mobile Development, Data Structures, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: HTML and CSS, Cloud Hosting, Web Development, Responsive Web Design, Web Design, UI Components, Information Architecture, Application Deployment, Typography, Javascript
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: jQuery, Javascript and jQuery, Event-Driven Programming, Web Development Tools, UI Components, HTML and CSS, Javascript, Web Applications, Data Validation, Animations
Beginner · Course · 1 - 3 Months

Skills you'll gain: Restful API, Authentications, Test Automation, Application Programming Interface (API), Test Case, Software Testing, Java, JSON, User Accounts
Mixed · Course · 1 - 4 Weeks

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