API courses can help you learn how to design, build, and test application programming interfaces, as well as understand RESTful services and authentication methods. You can build skills in data exchange formats like JSON and XML, error handling, and API documentation practices. Many courses introduce tools such as Postman for testing APIs, Swagger for documentation, and various programming languages like Python or JavaScript to implement API calls, allowing you to effectively integrate and manage data across different systems.

Scrimba
Skills you'll gain: React.js, Performance Tuning, Frontend Performance, Front-End Web Development, Application Performance Management
Advanced · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Javascript, Restful API, Web Development
Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Model Context Protocol, AI Orchestration, AI Personalization, OpenAI API, OpenAI, Cloud Deployment, Agentic systems, Application Deployment, Generative AI Agents, ChatGPT, CI/CD, System Monitoring, Context Management, Responsible AI, Artificial Intelligence, Generative AI, Development Testing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: PHP (Scripting Language), MySQL, WordPress, Web Applications, Application Programming Interface (API), Web Development, Content Management Systems, Restful API, DevOps, Linux, Full-Stack Web Development, Data Store, Command-Line Interface, Back-End Web Development, Server Side, Secure Coding, Scripting, Database Management, SQL, Javascript
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Web Development, JavaScript Frameworks, Web Applications, React.js, Serverless Computing, Restful API, Application Programming Interface (API), Server Side
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Docker (Software), Containerization, Microservices, ASP.NET, Software Architecture, .NET Framework, Microsoft Visual Studio, Cloud-Native Computing, Restful API, C# (Programming Language), Software Development, Software Design Patterns, Scalability, GitHub
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, ChatGPT, OpenAI API, No-Code Development, Microsoft Power Automate/Flow, Serverless Computing, LLM Application, Cloud Deployment, Microsoft Power Platform, Microsoft Azure, Generative AI, Project Design, Large Language Modeling, Application Development, Microsoft Teams, Development Environment
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Git (Version Control System), Selenium (Software), Version Control, GitHub, Jenkins, CI/CD, Test Automation, Test Script Development, Test Tools, Browser Compatibility, Test Data, Java, SQL, MySQL
Intermediate · Course · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Vibe coding, Generative AI Agents, AI Workflows, Agentic systems, Email Automation, AI Orchestration, Search Engine Optimization, Inside Sales, Web Analytics, Prompt Engineering, Development Environment, Application Deployment, Front-End Web Development, Debugging
Mixed · Course · 1 - 3 Months

Skills you'll gain: JavaScript Frameworks, Node.JS, Web Frameworks, Restful API, Web Development, Web Applications, Server Side, File Systems, Javascript, Web Development Tools, Web Servers, Databases, Authentications, Middleware, Cryptography
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Code Review, Technical Documentation, Software Documentation
Advanced · Course · 1 - 3 Months

Skills you'll gain: Algorithms, Debugging, Java, Computer Programming, Software Design, Programming Principles, Object Oriented Programming (OOP), Program Development, Data Analysis Software, Data Import/Export, File I/O, Integrated Development Environments
Beginner · Course · 1 - 3 Months