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: WordPress, Ajax, Development Environment, Content Management Systems, Content Management, Web Development, Data Management, PHP (Scripting Language), Database Development, MySQL, Javascript and jQuery, Information Architecture, Cascading Style Sheets (CSS), Data Security, Data Validation
Intermediate · Specialization · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Cascading Style Sheets (CSS), HTML and CSS, Angular, Hypertext Markup Language (HTML), Responsive Web Design, Front-End Web Development, Bootstrap (Front-End Framework), Web Content Accessibility Guidelines, Web Design, Web Design and Development, React.js, UI Components, Web Analytics and SEO, JavaScript Frameworks, Semantic Web, Performance Tuning, Browser Compatibility, User Interface and User Experience (UI/UX) Design, Web Applications, Web Development
Beginner · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: Application Lifecycle Management, Microsoft Power Platform, Integration Testing, Microsoft Power Automate/Flow, Azure DevOps, Application Development, DevOps, Application Deployment, Database Design, Development Environment, Email Automation, Microsoft Azure, Usability Testing, Development Testing, Continuous Deployment, User Interface and User Experience (UI/UX) Design, No-Code Development, Data Modeling, Microsoft Copilot, Power BI
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Program Development, Integrated Development Environments, Code Review, Software Development, Debugging, Generative AI, Web Development, Artificial Intelligence, React.js, Machine Learning
Intermediate · Guided Project · Less Than 2 Hours

Intermediate · Course · 1 - 3 Months

Skills you'll gain: Application Deployment, GitHub, Unit Testing, System Monitoring, Performance Testing
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Open Web Application Security Project (OWASP), Cyber Security Assessment, Exploitation techniques, Server Side, Application Security, Artificial Intelligence and Machine Learning (AI/ML), Vulnerability Scanning, Responsible AI, Data Security, Cyber Attacks, Security Awareness, Generative AI, Large Language Modeling, Personally Identifiable Information, Business Logic
Build toward a degree
Advanced · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Web Content Accessibility Guidelines, Hypertext Markup Language (HTML), Web Analytics and SEO, Web Design and Development, Semantic Web, Performance Tuning, Browser Compatibility, Web Applications, Web Development, UI Components, Web Content, Responsive Web Design, Cascading Style Sheets (CSS), Javascript
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Angular, Web Development Tools, JavaScript Frameworks, TypeScript, Server Side, Web Development, Build Tools
Intermediate · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Server Side, Restful API, API Design, Database Management, Back-End Web Development, Databases, Database Systems, Node.JS, Application Programming Interface (API), Full-Stack Web Development, Authentications, Web Applications, JavaScript Frameworks, Web Development, Web Servers, Authorization (Computing), NoSQL, MongoDB, Servers, Javascript
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: TypeScript, Javascript, React.js, JavaScript Frameworks, Web Development Tools, Application Development, Web Development
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Node.JS, Full-Stack Web Development, Front-End Web Development, Server Side, Application Deployment, Back-End Web Development, JavaScript Frameworks, Web Applications, UI Components, Authentications, User Accounts, Database Development, User Interface (UI), Payment Systems, Application Programming Interface (API)
Intermediate · Course · 3 - 6 Months