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.

Skills you'll gain: IT Automation, API Design, Automation, Cloud Solutions, Server Side, Back-End Web Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI Agents, OpenAI API, AI Orchestration, Code Review, Agentic Workflows, AI Integrations, Command-Line Interface, AI Workflows, Agentic systems, API Testing, Rust (Programming Language), Key Management, Software Technical Review, Back-End Web Development, Unit Testing, Solution Architecture
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Collaborative Software, Application Programming Interface (API), Restful API, Software Development Tools, Software Design, Scenario Testing, Software Documentation, Mockups, Web Services, Software Versioning
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Node.JS, JavaScript Frameworks, Web Frameworks, Server Side, Web Applications, Web Servers, Secure Coding, Restful API, Middleware, API Design, Real Time Data, Code Reusability, Maintainability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Test Script Development, Unit Testing, Test Case, Development Testing, Test Tools, React.js, API Testing, Software Testing, Web Development Tools, Javascript
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Amazon Web Services, Cloud Deployment, Cloud Development, Cloud Applications, Application Programming Interface (API), Amazon Elastic Compute Cloud, API Gateway, Cloud Infrastructure, Development Environment, System Configuration, Amazon S3, Infrastructure Security, Restful API, TypeScript
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cloud-Native Computing, Cloud Applications, Cloud Development, Google App Engine, Google Cloud Platform, Serverless Computing, Application Deployment, Cloud Deployment, Application Performance Management, Application Design, Infrastructure as Code (IaC), Cloud API, Data Store, Application Development, API Gateway, Microservices, Authentications, Cloud Storage, Cloud Computing, Debugging
Intermediate · Specialization · 3 - 6 Months
Coursera
Skills you'll gain: API Testing, Test Script Development, Scenario Testing, Software Testing, Test Automation, Maintainability, Verification And Validation, User Interface (UI), Security Testing, Test Data, Scalability, Debugging, Code Reusability, Authentications, Compliance Reporting, Automation
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: White-Box Testing, Software Testing, Risk Analysis, Code Coverage, Test Case, Test Tools, Test Planning, Risk Management, Software Quality Assurance
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Mobile Development, Cross Platform Development, .NET Framework, Authentications, User Interface (UI), Application Programming Interface (API), UI Components, C# (Programming Language), API Design, Development Environment, Identity and Access Management, Authorization (Computing), Network Troubleshooting, Role-Based Access Control (RBAC), Software Design Patterns
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: JavaScript Frameworks, Restful API, Application Programming Interface (API), Web Development, React.js, Authentications, OAuth, Server Side, Back-End Web Development, Object-Relational Mapping, UI Components, Cloud Hosting, Image Quality, Application Deployment
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Google Cloud Platform, Cloud API, System Configuration
Beginner · Project · Less Than 2 Hours