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: Anthropic Claude, Application Programming Interface (API), Restful API, LLM Application, JSON, Generative AI Agents, Artificial Intelligence, Automation
Intermediate · Course · 1 - 4 Weeks

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

Skills you'll gain: ASP.NET, JavaScript Frameworks, Application Programming Interface (API), Web Applications, Full-Stack Web Development, Restful API, .NET Framework, UI Components, Back-End Web Development, Object-Relational Mapping, Application Frameworks, Model View Controller, User Interface (UI), Data Modeling, Data Validation
Intermediate · Course · 1 - 3 Months
Skills you'll gain: DevSecOps, Kubernetes, Cloud Security, Cloud-Native Computing, Cyber Security Policies, Security Controls, Continuous Monitoring, Authorization (Computing), Policy Development, CI/CD, Policy Analysis, Open Source Technology, Cross Platform Development, Configuration Management, JSON
Intermediate · Course · 1 - 4 Weeks

Real Madrid Graduate School Universidad Europea
Skills you'll gain: Data Literacy, Technical Communication, Probability & Statistics, Web Scraping, Data Import/Export, JSON, Statistical Analysis, Pandas (Python Package), Analytical Skills, Descriptive Statistics, Data Manipulation, Probability, Data Collection, Data Capture, Restful API, Performance Measurement, Data Cleansing, Application Programming Interface (API)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Web Development Tools, Software Development, Regression Testing, Web Content Accessibility Guidelines, GitHub
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Serverless Computing, API Gateway, Image Analysis, Amazon CloudWatch, Extensible Markup Language (XML), JSON, Computer Vision, Cloud Deployment, API Design, Amazon Web Services, Event-Driven Programming, Amazon S3, Microservices, Cloud Development, AWS CloudFormation, Application Programming Interface (API), AI Enablement, Cloud Applications, Authentications, Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Serverless Computing, API Gateway, Extensible Markup Language (XML), JSON, Amazon Web Services, Cloud Deployment, Cloud Development, Application Programming Interface (API), Cloud Applications, Restful API, Data Processing, Data Transformation
Beginner · Course · 1 - 4 Weeks

Anthropic
Skills you'll gain: Model Context Protocol, Anthropic Claude, AI Workflows, Tool Calling, Program Development, Systems Architecture, Servers, Debugging, JSON, Development Environment, Document Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: API Testing, React.js, Containerization, Cloud Deployment, API Gateway, Software Documentation, Amazon Web Services, Cloud Applications, Front-End Web Development, Software Testing, Middleware, Test Automation, Technical Documentation
Advanced · Course · 1 - 3 Months

Skills you'll gain: Retrieval-Augmented Generation, Model Context Protocol, Agentic Workflows, Prompt Engineering, Anthropic Claude, AI Orchestration, Application Programming Interface (API), Prompt Patterns, Restful API, Prompt Engineering Tools, LLM Application, JSON, Generative AI Agents, Tool Calling, Generative AI, Artificial Intelligence, Agentic systems, Automation, Scalability, Servers
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Email Automation, Agentic Workflows, AI Workflows, Multimodal Prompts, Tool Calling, Calendar Management, Machine Learning Methods, Scheduling, AI Security, Text Mining, Classification Algorithms, JSON
Intermediate · Course · 1 - 3 Months