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.

Coursera
Skills you'll gain: Agentic systems, Code Reusability, AI Integrations, Engineering Software, Systems Architecture, API Design, Systems Design, Solution Architecture, Artifactory, Generative Model Architectures, Release Management
Intermediate · Course · 1 - 4 Weeks

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

Coursera
Skills you'll gain: Prompt Engineering, Anthropic Claude, Experience Design, Generative AI, LLM Application, User Interface and User Experience (UI/UX) Design, Application Programming Interface (API), Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), AI Integrations, Application Development, Authentications, Context Management
Intermediate · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: API Testing, Performance Testing, Performance Stress Testing, Test Script Development, Application Programming Interface (API), Test Tools, Software Testing, Test Planning, Scenario Testing, System Testing, Scripting, Simulations, Scalability, Software Installation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microservices, .NET Framework, ASP.NET, Microsoft Azure, Object-Relational Mapping, OAuth, Cloud Storage, API Gateway, Software Architecture, Payment Systems, Authentications, Data Storage, Systems Architecture, C# (Programming Language), Cloud Services, Model View Controller, Application Programming Interface (API), Software Design Patterns, Restful API, Identity and Access Management
Beginner · Course · 3 - 6 Months

Scrimba
Skills you'll gain: React.js, Frontend Performance, Front-End Web Development, Application Programming Interface (API)
Advanced · Course · 1 - 4 Weeks

Beginner · Course · 1 - 4 Weeks

Skills you'll gain: TCP/IP, Network Protocols, Application Programming Interface (API), Ajax, Web Development, General Networking, Web Applications, Scalability, Event-Driven Programming, Real Time Data, Network Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Token Optimization, ChatGPT, No-Code Development, OpenAI, LLM Application, Generative AI, Microsoft Power Platform, Application Programming Interface (API), Email Automation, Application Development, Microsoft Power Automate/Flow, Serverless Computing, Microsoft Azure, Microsoft Outlook, Email Marketing
Intermediate · Course · 3 - 6 Months

Google Cloud
Skills you'll gain: Google Gemini, Gemini, Scripting, Google Cloud Platform, Scripting Languages, Cloud API, Geospatial Information and Technology, LLM Application, Generative AI, AI Integrations, Prompt Engineering
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Cloud Infrastructure, Google Cloud Platform, Cloud Computing Architecture, Google App Engine, Cloud Solutions, Cloud Hosting, Cloud Platforms, Cloud API, Application Programming Interface (API), Cloud-Native Computing, Cloud Computing, Cloud Applications, Infrastructure Architecture, Cloud Development, Hybrid Cloud Computing, Private Cloud, API Design, IT Infrastructure, Kubernetes, API Gateway
Beginner · Course · 1 - 3 Months

Skills you'll gain: Jenkins, Continuous Integration, CI/CD, Selenium (Software), Test Script Development, OAuth, Software Testing, Development Environment, Application Programming Interface (API), Test Case, Test Tools, Web Development Tools, Git (Version Control System), Maintainability, Software Installation
Intermediate · Course · 3 - 6 Months