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.

EC-Council
Skills you'll gain: Node.JS, MongoDB, Angular, Full-Stack Web Development, JavaScript Frameworks, Restful API, Web Frameworks, Secure Coding, Server Side, Web Applications, Web Development, NoSQL, Front-End Web Development, Web Development Tools, Web Servers, Postman API Platform, Application Programming Interface (API), API Design, Javascript, Back-End Web Development
Beginner · Course · 1 - 3 Months
Skills you'll gain: Pandas (Python Package), NumPy, Object Oriented Design, Data Manipulation, Code Reusability, Data Preprocessing, Data Wrangling, Package and Software Management, Data Analysis, Data Processing, Data Integration, JSON, Object Oriented Programming (OOP), Data Science, Data Structures, Python Programming, Programming Principles, Data Import/Export, Data Storage, Computational Logic
Beginner · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: HTML and CSS, React.js, Web Applications, Hypertext Markup Language (HTML), Front-End Web Development, JavaScript Frameworks, Web Design and Development, Web Development Tools, UI Components, Javascript, Cascading Style Sheets (CSS), Web Development, User Interface (UI), Development Environment
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Responsive Web Design, HTML and CSS, Web Development, Javascript, Web Design, JavaScript Frameworks, Web Development Tools, Frontend Performance, Web Servers, Web Design and Development, Web Content, Web Analytics and SEO, Hypertext Markup Language (HTML), Web Applications, Front-End Web Development, Event-Driven Programming, Web Content Accessibility Guidelines, Software Development, Open Source Technology
Mixed · Course · 1 - 3 Months

Skills you'll gain: API Testing, JSON, Test Automation, Test Script Development, Application Programming Interface (API), Restful API, Software Testing, Test Tools, Integration Testing, Functional Testing
Beginner · Guided Project · Less Than 2 Hours

Microsoft
Skills you'll gain: Cascading Style Sheets (CSS), GitHub, HTML and CSS, Version Control, Git (Version Control System), Microsoft Copilot, Web Development, Web Design and Development, Web Content Accessibility Guidelines, Responsive Web Design, Hypertext Markup Language (HTML), Javascript, Web Design, Front-End Web Development, Web Development Tools, JSON, Semantic Web
Beginner · Course · 1 - 3 Months

Skills you'll gain: MongoDB, Node.JS, Angular, Restful API, API Design, NoSQL, Bootstrap (Front-End Framework), Database Development, Scalability, JavaScript Frameworks, Authentications, Query Languages, Web Frameworks, Web Applications, JSON, Application Programming Interface (API), Database Management, Authorization (Computing), Distributed Computing, Web Development Tools
Beginner · Specialization · 3 - 6 Months

University of Michigan
Skills you'll gain: C (Programming Language), Programming Principles, C and C++, C++ (Programming Language), Algorithms, Memory Management, Other Programming Languages, System Programming, Computer Programming, Python Programming
Intermediate · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Android Development, Android (Operating System), Application Deployment, JSON, Web Services, Restful API, Mobile Development, Application Development, Application Programming Interface (API), Data Persistence, User Interface (UI) Design, Animations
Mixed · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Prompt Engineering, Prompt Patterns, Responsible AI, AI Integrations, OpenAI API, OpenAI, Generative AI, API Testing, Data Ethics, AI Security, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Application Programming Interface (API), Fine-tuning, Computer Programming, Key Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: React.js, JavaScript Frameworks, Data Persistence, UI Components, Javascript, Web Development
Intermediate · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Cascading Style Sheets (CSS), Responsive Web Design, HTML and CSS, Bootstrap (Front-End Framework), Web Design, Web Design and Development, Javascript
Mixed · Course · 1 - 4 Weeks