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: Code Review, Technical Documentation, Software Documentation
Advanced · Course · 1 - 3 Months

Coursera
Skills you'll gain: Ajax, JSON, Javascript, Frontend Integration, Application Programming Interface (API), Restful API, Web Applications, Application Security, Debugging
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Agentic systems, Systems Architecture, API Design, Maintainability, Systems Design, Solution Architecture
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Javascript, User Experience, Web Applications, ChatGPT, Web Development, HTML and CSS, Frontend Integration, Application Programming Interface (API), Prompt Engineering, Real Time Data, Debugging
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Full-Stack Web Development, Email Automation, Front-End Web Development, Web Design and Development, User Interface (UI), Web Design, Java, Server Side, Java Programming, MySQL, Program Development, Hypertext Markup Language (HTML), Web Development, Web Applications, Data Access, Back-End Web Development, Real Time Data, Development Testing, Cascading Style Sheets (CSS)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Salesforce Object Query Language (SOQL), Salesforce Development, Simple Object Access Protocol (SOAP), Systems Integration, Salesforce, Restful API, Web Services, Data Integration, Software Development Tools, Application Programming Interface (API), Real Time Data, Test Tools, Development Environment, Postman API Platform, JSON, Authentications, Web Components
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: JavaScript Frameworks, UI Components, Full-Stack Web Development, React.js, TypeScript, Front-End Web Development, Web Development, Web Applications, Frontend Performance, Server Side, User Interface and User Experience (UI/UX) Design, Software Development, Routing Protocols
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Extensible Markup Language (XML), Ajax, Extensible Languages and XML, Web Design, Java Platform Enterprise Edition (J2EE), Data Validation, Web Applications, Scripting, Javascript and jQuery, Web Development, Android Development, Hypertext Markup Language (HTML), Middleware, Model View Controller, Hibernate (Java), Visualization (Computer Graphics), Interoperability, Java, Cascading Style Sheets (CSS), Mobile Development
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: OpenAI API, OpenAI, Image Analysis, Generative AI, ChatGPT, LLM Application, Multimodal Prompts, Application Programming Interface (API), Large Language Modeling, Artificial Intelligence, Natural Language Processing, Computer Vision
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Ajax, JSON, Application Programming Interface (API), Javascript, Event-Driven Programming, Data Validation, Web Development, Object Oriented Programming (OOP), Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Marketing Automation, Application Programming Interface (API), Google Sheets, Calendar Management, ChatGPT, Content Creation, Digital Marketing, Prompt Engineering, Automation, Content Strategy, Brand Management, Project Management
Intermediate · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Android (Operating System), Android Development, Mobile Development, Software Architecture, Performance Tuning, Middleware, Linux, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks