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: Apple Xcode, Apple iOS, Swift Programming, Data Persistence, JSON, Application Deployment, Mobile Development, User Interface (UI), Application Development, User Interface (UI) Design, Application Programming Interface (API), Data Structures
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Angular, Responsive Web Design, Front-End Web Development, React.js, HTML and CSS, UI Components, Web Design and Development, JavaScript Frameworks, Web Development, TypeScript, Context Management
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: React Redux, JavaScript Frameworks, Web Development Tools, Frontend Performance, Web Applications, Context Management, Data Store, Middleware, Programming Principles
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Server Side, Restful API, Ajax, Full-Stack Web Development, API Design, Node.JS, Postman API Platform, Web Applications, Application Programming Interface (API), Back-End Web Development, Web Servers, Web Development Tools, API Testing, Web Development, Javascript, Front-End Web Development, JSON, Middleware
Advanced · Course · 1 - 3 Months

Skills you'll gain: React.js, Bootstrap (Front-End Framework), Web Applications, UI Components, Full-Stack Web Development, Web Development Tools, Authentications, Front-End Web Development, HTML and CSS, Cascading Style Sheets (CSS), Authorization (Computing), Application Programming Interface (API), User Interface (UI), Javascript, Microsoft Azure, Network Routing, Event-Driven Programming, User Interface (UI) Design, Data Validation, Debugging
Intermediate · Specialization · 3 - 6 Months

Scrimba
Skills you'll gain: React.js, Web Content Accessibility Guidelines, Game Design, Front-End Web Development, Application Programming Interface (API), User Interface (UI), Web Components, Usability, JavaScript Frameworks, Web Development Tools, Web Frameworks, Debugging, Web Development
Intermediate · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Apache Cassandra, Big Data, NoSQL, Apache Hadoop, Virtual Environment, Virtual Machines, Apache, Analytics, Data Storage, Distributed Computing, Databases, Database Architecture and Administration, Data Architecture, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Amazon Web Services, Debugging, Business Process Automation, Automation, AWS Identity and Access Management (IAM), Serverless Computing, Amazon DynamoDB, API Gateway, JSON, User Accounts
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Leaflet (Software), React.js, Application Deployment, Application Development, Cloud Deployment, Web Development, Responsive Web Design, Interactive Design, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: React.js, Application Deployment, JavaScript Frameworks, Software Architecture, Application Development, Responsive Web Design, Cascading Style Sheets (CSS), UI Components, Restful API, User Interface and User Experience (UI/UX) Design, Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Node.JS, Back-End Web Development, User Accounts, Server Side, Swift Programming, Full-Stack Web Development, Web Development, API Gateway, Programming Principles, Real Time Data, Apple iOS, Frontend Integration, Web Applications, Restful API, Authentications, Data Management, Image Analysis, JSON, UI Components, User Interface (UI)
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Full-Stack Web Development, Order Management, Responsive Web Design, Web Applications, JavaScript Frameworks, React.js, Payment Processing, Authentications, User Interface (UI), Data Validation, Dashboard, Database Development, Data Integrity, User Accounts, Product Management
Intermediate · Course · 1 - 3 Months