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: React.js, Web Development Tools, JavaScript Frameworks, Front-End Web Development, Javascript, Web Development, Software Engineering
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Salesforce Development, Salesforce, Systems Integration, Data Integration, Web Services, Integration Testing, Application Programming Interface (API), Software Design Patterns, Restful API, Complex Problem Solving, Business Solutions
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Node.JS, Full-Stack Web Development, Authentications, Server Side, Back-End Web Development, Restful API, Middleware, Database Application, Data Validation, TypeScript, Application Programming Interface (API), Object-Relational Mapping, MongoDB, Databases, MySQL
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Multimodal Prompts, OpenAI API, ChatGPT, JSON, Large Language Modeling, Python Programming, Text Mining, Data Validation, Unstructured Data
Intermediate · Course · 1 - 3 Months

Skills you'll gain: JUnit, Apache Maven, Unit Testing, Spring Framework, Spring Boot, Restful API, API Testing, Software Testing, Test Case, Gradle, Software Development Tools, Integration Testing, Mockups, JSON, Authentications
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Email Automation, Google Sheets, Scripting, Google App Engine, Project Design, Productivity Software, Automation, Data Access, HTML and CSS, Business Process Modeling, Workflow Management, Javascript, Supplier Relationship Management
Beginner · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: API Gateway, Cloud API, Cloud Deployment, Restful API, Google Cloud Platform, Cloud Applications, JavaScript Frameworks, Proxy Servers, Operational Databases, Javascript, Performance Tuning
Beginner · Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: HTML and CSS, Responsive Web Design, Web Design, Front-End Web Development, Web Content Accessibility Guidelines, Bootstrap (Front-End Framework), User Interface (UI) Design, Frontend Performance, Usability, Mobile Development, Browser Compatibility, Typography, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Network Troubleshooting, Network Monitoring, Network Administration, Network Security, Firewall, Ansible, System Monitoring, Network Protocols, Security Controls, Software-Defined Networking, Puppet (Configuration Management Tool), Chef (Configuration Management Tool), Network Switches, Real Time Data, Authentications, Scripting, JSON, Automation, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Web Design and Development, Web Applications, HTML and CSS, Web Development, Vector Databases, AI Personalization, Javascript, User Interface (UI), Interactive Design, Natural Language Processing, Human Machine Interfaces, Database Management
Intermediate · Guided Project · Less Than 2 Hours

University of Michigan
Skills you'll gain: Relational Databases, Databases, Data Visualization Software, Web Scraping, Data Science, Scatter Plots, Data Manipulation, SQL, Data Processing, JSON, Application Programming Interface (API), Data Import/Export, Python Programming, Extensible Markup Language (XML), Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cucumber (Software), Gherkin (Scripting Language), Behavior-Driven Development, Apache Maven, API Testing, Test Script Development, Restful API, Test Automation, JSON, Scalability, Test Case, Test Data, Authentications, Java
Mixed · Course · 1 - 4 Weeks