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: Database Design, Relational Databases, Database Development, Microsoft SQL Servers, SQL, Database Systems, Database Management, Database Software, Databases, Query Languages, Database Management Systems, Requirements Analysis, Frontend Integration
Beginner · Guided Project · Less Than 2 Hours

Cisco Learning and Certifications
Skills you'll gain: Postman API Platform, Restful API, Authentications, Application Programming Interface (API), Scripting, JSON, Extensible Languages and XML, IT Automation, Extensible Markup Language (XML), API Testing, Network Protocols, YAML, Network Monitoring, Automation, Network Engineering, Scripting Languages, Python Programming, Real Time Data
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Continuous Integration, CI/CD, Application Deployment, Node.JS, Continuous Delivery, Test Automation, Git (Version Control System), Software Development, Continuous Deployment, GitHub, Javascript
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Angular, UI Components, Web Development Tools, JavaScript Frameworks, User Interface (UI), TypeScript, Cascading Style Sheets (CSS)
Beginner · Guided Project · Less Than 2 Hours

Edureka
Skills you'll gain: Angular, TypeScript, JavaScript Frameworks, UI Components, Bootstrap (Front-End Framework), Application Frameworks, Code Reusability, Web Development Tools, Web Applications, Front-End Web Development, Software Architecture, Command-Line Interface, Development Environment, Cascading Style Sheets (CSS)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Angular, Bootstrap (Front-End Framework), JavaScript Frameworks, Authentications, Web Applications, Web Design and Development, Role-Based Access Control (RBAC), Frontend Integration, Responsive Web Design, UI Components, Code Reusability, Data Validation, Software Testing, Data Management
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Import/Export, Web Scraping, Tidyverse (R Package), Data Wrangling, Data Integration, Data Manipulation, JSON, Data Transformation, Relational Databases, R (Software), Google Sheets, Unstructured Data, R Programming, Extensible Markup Language (XML), Spreadsheet Software, Databases, SQL, Data Structures, File I/O, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Google Gemini, Gemini, Application Deployment, Responsible AI, Software Development Tools, Cloud Development, Google Cloud Platform, Cloud Deployment, Generative AI, AI literacy, Prompt Engineering, AI Integrations, Debugging, Application Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: React.js, JavaScript Frameworks, Javascript and jQuery, Javascript, Software Design Patterns, Code Reusability, Web Development, Application Development, Mobile Development
Advanced · Guided Project · Less Than 2 Hours
Codio
Skills you'll gain: Apache Maven, Build Tools, JSON, JUnit, Java Programming, Java, Web Services, Programming Principles, Package and Software Management, Data Structures, Object Oriented Programming (OOP), Network Protocols, Unit Testing, Style Guides
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: JavaScript Frameworks, Test Automation, API Testing, Test Tools, Ajax, Software Testing, Scenario Testing, Restful API
Advanced · Guided Project · Less Than 2 Hours

Skills you'll gain: Restful API, Model View Controller, ASP.NET, OAuth, API Design, Web Development, Application Programming Interface (API), .NET Framework, Web Services, Authentications, Unit Testing, Back-End Web Development, C# (Programming Language), Web Applications, Object-Relational Mapping, API Testing, Authorization (Computing), Operational Databases, Cloud Computing, Computer Programming
Beginner · Course · 1 - 4 Weeks