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: Hypertext Markup Language (HTML), Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Web Development Tools, Web Design, Web Language, Software Development Tools, Development Environment, Web Design and Development, Web Content Accessibility Guidelines, Front-End Web Development, Web Development, Web Content, Semantic Web, Integrated Development Environments, Typography
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Web Applications, Web Design and Development, Debugging, HTML and CSS, Web Development, Mobile Development, Database Application, Web Development Tools, Responsive Web Design, Real Time Data, Frontend Performance, User Interface (UI), Secure Coding, Javascript, Data Access, Data Management, Application Deployment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Network Troubleshooting, Network Monitoring, Network Security, Firewall, Ansible, Network Performance Management, Network Infrastructure, Network Protocols, Security Controls, Event Monitoring, Puppet (Configuration Management Tool), IT Automation, Chef (Configuration Management Tool), Real Time Data, JSON, Automation, Identity and Access Management, Restful API, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

Red Hat
Skills you'll gain: Object Oriented Programming (OOP), File I/O, JSON, Python Programming, Debugging, Object Oriented Design, Data Structures, Red Hat Enterprise Linux, Programming Principles, Statistical Programming, Web Development, Program Development, Scripting, Integrated Development Environments, Development Environment, Software Installation
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Web Scraping, Data Import/Export, Extensible Markup Language (XML), Data Processing, Cascading Style Sheets (CSS), JSON, Data Pipelines, Software Installation, Application Programming Interface (API), MongoDB, Hypertext Markup Language (HTML), Data Collection
Beginner · Course · 3 - 6 Months

Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design, Typography, Web Design and Development, Front-End Web Development, Cascading Style Sheets (CSS), UI Components, Figma (Design Software), Browser Compatibility, Hypertext Markup Language (HTML), User Interface (UI) Design, Interactive Design, User Interface (UI), Design Elements And Principles, Web Content Accessibility Guidelines, Usability, Animations
Intermediate · Course · 3 - 6 Months

Scrimba
Skills you'll gain: React.js, Frontend Performance, Front-End Web Development, Application Programming Interface (API)
Advanced · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Front-End Web Development, Web Development, HTML and CSS, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Web Design, Scripting, Javascript
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Serverless Computing, API Gateway, Image Analysis, Cloud-Based Integration, Amazon CloudWatch, Extensible Markup Language (XML), JSON, Computer Vision, Cloud Deployment, Restful API, API Design, Amazon Web Services, Event-Driven Programming, Amazon S3, Microservices, Cloud Development, AWS CloudFormation, Extensible Languages and XML, Cloud-Native Computing, Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Selenium (Software), Test Automation, Test Script Development, Software Testing, Javascript, Browser Compatibility, Scripting, Automation, Web Development Tools, Test Tools, Test Case, Cascading Style Sheets (CSS), File I/O, Software Installation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: TypeScript, React.js, Javascript, Debugging, Integrated Development Environments, Context Management
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Unit Testing, Go (Programming Language), Restful API, Authentications, API Testing, Application Programming Interface (API), Secure Coding, Code Reusability, API Design, Application Security, Software Testing, Microservices, Authorization (Computing), Web Servers, Web Services, Database Management, Server Side, Databases, Software Architecture, JSON
Intermediate · Course · 1 - 3 Months