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: Extensible Markup Language (XML), Extensible Languages and XML, Javascript, Document Management, Scripting
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apache Kafka, Spring Boot, Real Time Data, Java, Unit Testing, Restful API, JSON, Integration Testing, Distributed Computing, Scalability, Debugging
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Test Automation, Test Data, Test Case, JSON, System Testing, Scenario Testing, Application Programming Interface (API), Mockups
Intermediate · Guided Project · Less Than 2 Hours

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

Skills you'll gain: Data Visualization Software, Data Visualization, Ggplot2, Plot (Graphics), R Programming, Scatter Plots, Graphing, Data Analysis, Data Wrangling, Data Manipulation, Data Import/Export, Regression Analysis, Software Installation, Package and Software Management
Intermediate · Course · 1 - 4 Weeks

Codio
Skills you'll gain: Model View Controller, Test Driven Development (TDD), Restful API, Vue.JS, Full-Stack Web Development, Web Applications, Application Programming Interface (API), Unit Testing, Server Side, Software Design Patterns, Javascript, HTML and CSS, Cascading Style Sheets (CSS)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Foundry, Cloud Applications, Cloud Platforms, Command-Line Interface, Platform As A Service (PaaS), User Accounts, Cloud Management, Scalability, Application Deployment, Cloud Computing, Web Design and Development, Network Troubleshooting
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Restful API, Spring Boot, API Design, Spring Framework, JSON, Object-Relational Mapping, Business Logic, Data Modeling, Server Side, Software Architecture, Data Access
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: WordPress, Ajax, Development Environment, Content Management Systems, Content Management, Web Development, Data Management, PHP (Scripting Language), Database Development, MySQL, Javascript and jQuery, Information Architecture, Cascading Style Sheets (CSS), Data Security, Data Validation
Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: LLM Application, Tool Calling, Large Language Modeling, Command-Line Interface, Python Programming, Application Development, User Interface (UI), Software Installation, Restful API, System Configuration, JSON, System Requirements, Development Environment
Intermediate · Course · 1 - 3 Months

Skills you'll gain: React.js, Cascading Style Sheets (CSS), JavaScript Frameworks, UI Components, Front-End Web Development, User Interface (UI), Application Frameworks, Application Programming Interface (API), Web Development Tools, Restful API
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Cascading Style Sheets (CSS), HTML and CSS, Angular, Hypertext Markup Language (HTML), Responsive Web Design, Front-End Web Development, Bootstrap (Front-End Framework), Web Content Accessibility Guidelines, Web Design, Web Design and Development, React.js, UI Components, Web Analytics and SEO, JavaScript Frameworks, Semantic Web, Performance Tuning, Browser Compatibility, User Interface and User Experience (UI/UX) Design, Web Applications, Web Development
Beginner · Specialization · 1 - 3 Months