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.

Universitat Politècnica de València
Skills you'll gain: Business Systems, Business Software, Database Management Systems, Enterprise Resource Planning, Databases, Productivity Software, Information Technology, Microsoft Office, Information Systems, Web Applications, Operating Systems, Web Development, Management Information Systems, Web Servers, Collaborative Software, Computer Systems, Customer Relationship Management, Computer Networking, Supply Chain Management, Spreadsheet Software
Beginner · Course · 1 - 3 Months

Skills you'll gain: HTML and CSS, Bootstrap (Front-End Framework), Cascading Style Sheets (CSS), Responsive Web Design, Web Design and Development, Web Applications, Animations, UI Components, Typography, Maintainability, Javascript
Advanced · Course · 3 - 6 Months

Skills you'll gain: Event-Driven Programming, Server Side, Front-End Web Development, Computer Networking
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Software Development, Web Development Tools, Development Environment, Server Side, File I/O, Web Servers, Data Storage, Data Entry
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Preprocessing, Data Wrangling, Data Cleansing, Data Transformation, Data Manipulation, JSON, Pandas (Python Package), Data Quality, Extract, Transform, Load, Data Mapping, Scripting, Data Validation, Data Maintenance, Data Pipelines, Time Series Analysis and Forecasting, Data Integrity, Anomaly Detection, Reconciliation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: React Redux, React.js, UI Components, User Interface (UI), Front-End Web Development, Scalability, Web Applications, Development Environment, Web Development Tools, Javascript, Data Management, Debugging
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: iOS Development, Swift Programming, Apple iOS, Mobile Development, User Interface (UI), Apple Xcode, Restful API, User Interface and User Experience (UI/UX) Design, Application Development, Development Environment, Application Programming Interface (API), UI Components, Real Time Data, JSON
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Web Components, Web Applications, User Interface (UI), Full-Stack Web Development, User Accounts, Event-Driven Programming, Data Persistence, Data Access, Data Validation
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Data Mapping, Extract, Transform, Load, Data Validation, Workflow Management, JSON, Fraud detection, Extensible Markup Language (XML), Metadata Management, Process Design, Data Integration, Data Cleansing, Data Transformation, Data Pipelines, Data Processing, Anomaly Detection, Data Modeling, Credit/Debit Card Processing
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Application Design, Secure Coding, JSON
Intermediate · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Amazon Web Services, MongoDB, NoSQL, Cloud-Based Integration, Cloud Applications, Operational Databases
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apple iOS, iOS Development, Swift Programming, Application Lifecycle Management, Mobile Development, UI Components, Application Development, Application Programming Interface (API), Data Persistence, User Interface (UI), Web Services, Programming Principles, JSON, Data Modeling
Intermediate · Course · 1 - 3 Months