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.

Codio
Skills you'll gain: Prompt Engineering, OpenAI API, Generative AI, Animations, Image Analysis, Graphics Software, Computer Graphics, Application Programming Interface (API), Pandas (Python Package), Integrated Development Environments
Beginner · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Web Scraping, JSON, Extensible Markup Language (XML), Network Protocols, Data Access, Application Programming Interface (API), Restful API, Data Processing, Hypertext Markup Language (HTML), Scripting, Python Programming, Development Environment, Software Installation
Mixed · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: PHP (Scripting Language), Model View Controller, Restful API, Web Development, Object-Relational Mapping, Web Applications, Full-Stack Web Development, Development Environment, Software Testing, Back-End Web Development, Application Frameworks, Database Management, Application Security, Authentications, Authorization (Computing), Package and Software Management
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Node.JS, Server Side, MongoDB, Back-End Web Development, Restful API, Web Applications, Web Development, JavaScript Frameworks, Database Management, Application Programming Interface (API), Software Architecture, NoSQL, Web Servers, Authentications, Application Security, Middleware, Performance Tuning, Authorization (Computing), Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Google Cloud Platform, Virtual Machines, Cloud API, Web Servers, Natural Language Processing, Live Streaming
Intermediate · 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

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: 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

Google Cloud
Skills you'll gain: Data Loss Prevention, Personally Identifiable Information, Information Privacy, JSON, Data Security, Cloud API, Google Cloud Platform, Data Cleansing, Cloud Storage
Beginner · Project · Less Than 2 Hours
Skills you'll gain: Retrieval-Augmented Generation, LangChain, LLM Application, AI Workflows, Performance Tuning, Model Deployment, Prompt Engineering, Enterprise Application Management, Maintainability, System Monitoring, Scalability, Application Performance Management, Cost Reduction, Vector Databases
Intermediate · Course · 1 - 4 Weeks

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

DeepLearning.AI
Skills you'll gain: Full-Stack Web Development, Retrieval-Augmented Generation, Web Applications, JavaScript Frameworks, React.js, LLM Application, Web Development, Javascript, Tool Calling, Generative AI Agents, Data Persistence, Query Languages
Beginner · Project · Less Than 2 Hours