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.

LearnQuest
Skills you'll gain: Spring Framework, Microservices, JUnit, Model View Controller, Restful API, Application Frameworks, Spring Boot, Software Architecture, API Gateway, Web Services, Cloud-Native Computing, Object-Relational Mapping, Transaction Processing, Data Persistence, Frontend Integration, Service Oriented Architecture, JSON, Database Management, Unit Testing, Java Programming
★ 3.9 (704) · Beginner · Specialization · 1 - 3 Months
University of Glasgow
Skills you'll gain: Software Development Life Cycle, Software Design, Web Development Tools, Application Design, Maintainability, Software Technical Review, Programming Principles, Functional Specification, Requirements Analysis, Program Management, Requirements Elicitation
Beginner · Course · 1 - 4 Weeks

University of Alberta
Skills you'll gain: Service Oriented Architecture, API Design, Web Services, Simple Object Access Protocol (SOAP), Microservices, Restful API, Software Architecture, Application Programming Interface (API), Web Applications, Software Design, JSON, Web Development, Extensible Markup Language (XML), Android Development
★ 4.5 (592) · Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: OAuth, Application Programming Interface (API), API Design, Restful API, Authentications, Authorization (Computing), Security Controls, Application Security, Data Security, Data Loss Prevention, JSON, Identity and Access Management, Cryptographic Protocols, Key Management, Threat Management
★ 4.6 (841) · Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Angular, HTML and CSS, JavaScript Frameworks, Hypertext Markup Language (HTML), Application Frameworks, Front-End Web Development, Javascript, Software Design Patterns, Java, Web Components, Code Reusability, Web Design and Development, Web Applications, Full-Stack Web Development, Cascading Style Sheets (CSS), Programming Principles, Software Design, Web Design, Maintainability, Web Development
★ 4.4 (113) · Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: HTML and CSS, Hypertext Markup Language (HTML), Mobile Development, Web Applications, Web Design and Development, Program Development, ChatGPT, GitHub, Front-End Web Development, Javascript, Application Deployment, Responsive Web Design, Video Game Development, Git (Version Control System), AI Integrations, Cascading Style Sheets (CSS), Database Development, Computer Programming, Database Application, Machine Learning
★ 4.6 (143) · Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Object Oriented Design, Version Control, Web Design and Development, Web Content Accessibility Guidelines, Design Software, Adobe XD, Responsive Web Design, .NET Framework, Microsoft Visual Studio, User Experience, Hypertext Markup Language (HTML), Authorization (Computing), AI Integrations, Application Security, Computational Thinking, User Interface (UI) Design, Web Components, Pseudocode, Microsoft Development Tools, Javascript
★ 4.6 (251) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Cloud Computing, Cloud Infrastructure, Cloud Services, JavaScript Frameworks, Web Frameworks, Back-End Web Development, Cloud Deployment, DevOps, Full-Stack Web Development, OpenShift, Version Control, Cloud Development, Web Language, CI/CD, Application Frameworks, Software Development, Continuous Integration, Cloud-Native Computing, Web Applications, Microservices
★ 4.8 (291) · Intermediate · Course · 1 - 4 Weeks
Duke University
Skills you'll gain: Pandas (Python Package), Bash (Scripting Language), Version Control, Jupyter, Linux Commands, Git (Version Control System), Shell Script, Linux, Web Scraping, Linux Administration, Data Manipulation, MySQL, Microservices, AWS SageMaker, SQL, JSON, Command-Line Interface, Python Programming, Big Data, Data Science
★ 4.5 (478) · Beginner · Specialization · 3 - 6 Months
Skills you'll gain: Application Security, Angular, OAuth, Test Driven Development (TDD), Web Components, Cryptography, Data Validation, Unit Testing, Vue.JS, Development Testing, Data Security, Authentications, Encryption, Authorization (Computing), HTML and CSS, Hypertext Markup Language (HTML), Web Applications, Javascript, Security Strategy, Computer Programming
★ 4.3 (102) · Beginner · Specialization · 1 - 3 Months

Scrimba
Skills you'll gain: React.js, UI Components, Front-End Web Development, Web Content Accessibility Guidelines, User Interface (UI), Code Reusability, JavaScript Frameworks, Web Development Tools, Web Frameworks, Cascading Style Sheets (CSS), Data Mapping
★ 4.7 (230) · Intermediate · Course · 3 - 6 Months

Skills you'll gain: NoSQL, MongoDB, Database Development, Database Systems, Databases, Database Management Systems, Database Management, Database Software, Database Administration, Information Management, Apache Cassandra, Database Theory, Database Architecture and Administration, Distributed Computing, Query Languages, Data Modeling, IBM Cloud, Cloud Applications, Data Manipulation, JSON
★ 4.6 (380) · Beginner · Course · 1 - 3 Months