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: Java Platform Enterprise Edition (J2EE), Java, Java Programming, Microservices, Application Servers, Restful API, Web Services, Web Applications, Server Side, Ajax, Service Oriented Architecture, Simple Object Access Protocol (SOAP), JSON, Application Development, Object-Relational Mapping, Back-End Web Development, Event-Driven Programming, Enterprise Architecture, Data Persistence, Data Access
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Prompt Engineering, Exploitation techniques, Cyber Security Assessment, Penetration Testing, Model Context Protocol, API Testing, AI Security, Vulnerability Scanning, Prompt Engineering Tools, LLM Application, AI Integrations, Unix Shell, Postman API Platform, Shell Script, Security Testing, Vulnerability Assessments, Prompt Patterns, Anthropic Claude, AI Workflows, Model Deployment
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Mobile Development, Cross Platform Development, Debugging, Application Development, Vibe coding, User Interface (UI), iOS Development, UI Components, Android Jetpack, User Interface and User Experience (UI/UX) Design, Mobile Development Tools, Interactive Design, Android Development, AI powered creativity, User Interface (UI) Design, Apple iOS, Web Applications, Swift Programming, Program Development, Python Programming
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Web Development Tools, Data Structures, Javascript, Data Access, Programming Principles
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Hypertext Markup Language (HTML), Front-End Web Development, HTML and CSS, Web Language, Web Design and Development, Web Development, Web Development Tools, Web Content, Integrated Development Environments
★ 4.6 (2.2K) · Beginner · Guided Project · Less Than 2 Hours

Scrimba
Skills you'll gain: Responsive Web Design, JSON, User Interface (UI) Design, Color Theory, Cascading Style Sheets (CSS), User Interface (UI), HTML and CSS, Hypertext Markup Language (HTML), Restful API, Web Content Accessibility Guidelines, Event-Driven Programming, Web Design, Typography, API Design, Web Applications, User Interface and User Experience (UI/UX) Design, Application Programming Interface (API), React.js, Javascript, Web Development
★ 4.7 (601) · Beginner · Specialization · 3 - 6 Months

University of Michigan
Skills you'll gain: Stored Procedure, NoSQL, Database Design, Database Architecture and Administration, SQL, Database Systems, Relational Databases, Cloud Applications, Database Theory, PostgreSQL, Database Management Systems, Data Store, Databases, Data Modeling, JSON, Database Software, Database Application, Database Management, Query Languages, Natural Language Processing
★ 4.7 (1.4K) · Intermediate · Specialization · 3 - 6 Months

Universidad Austral
Skills you'll gain: Software Documentation, Object Oriented Design, Unified Modeling Language, Relational Databases, Object-Relational Mapping, Software Design, Test Driven Development (TDD), Database Management, Unit Testing, Object Oriented Programming (OOP), Database Design, Debugging, File I/O, Data Structures, Python Programming, JSON, Computer Programming, Programming Principles, Software Installation, Package and Software Management
★ 4.5 (2.3K) · Beginner · Specialization · 3 - 6 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Apache Spark, Apache Hadoop, Scala Programming, Distributed Computing, Big Data, Data Manipulation, Data Processing, Performance Tuning, Data Persistence, SQL, Data Import/Export
★ 4.6 (2.6K) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Javascript, Web Language, Data Persistence, Scripting Languages, Data Storage, Web Development, Programming Principles, Data Structures, Computational Logic, Software Engineering
★ 4.9 (10) · Beginner · Guided Project · Less Than 2 Hours

University of London
Skills you'll gain: Debugging, Development Environment, Javascript, Computer Programming Tools, Visualization (Computer Graphics), Program Development, JavaScript Frameworks, Computer Graphics, Computer Programming, Graphical Tools, Event-Driven Programming, Interactive Design, Human Computer Interaction, Programming Principles, Data Management, Maintainability
★ 4.1 (937) · Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Responsive Web Design, User Interface (UI) Design, User Interface (UI), HTML and CSS, Front-End Web Development, Web Development Tools, Web Design and Development, User Interface and User Experience (UI/UX) Design, Bootstrap (Front-End Framework), React.js, Web Development, Web Design, Javascript, Cascading Style Sheets (CSS), UI Components, JavaScript Frameworks, Hypertext Markup Language (HTML), Semantic Web
★ 3.5 (16) · Beginner · Course · 1 - 4 Weeks