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: Microservices, Service Level, Cloud Infrastructure, API Design, Google App Engine, Restful API, Cloud Computing Architecture, Service Level Agreement, Kubernetes, CI/CD, Google Cloud Platform, Cloud Deployment, Application Design, Application Deployment, Site Reliability Engineering, Cloud Security, Infrastructure As A Service (IaaS), Devops Tools, Cloud-Native Computing, DevOps
★ 4.9 (227) · Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Retrieval-Augmented Generation, LLM Application, Model Deployment, Microsoft Azure, OpenAI API, Large Language Modeling, OpenAI, Application Deployment, Application Development, Application Programming Interface (API)
★ 2.5 (6) · Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Cloud Security, Innovation, Digital Transformation, Cloud Management, Cloud Infrastructure, Google Cloud Platform, Business Transformation, Applied Machine Learning, Cloud Computing Architecture, Google App Engine, Cloud Solutions, Site Reliability Engineering, Cloud Platforms, Data Literacy, Big Data, Cloud API, Cost Management, Cloud Computing, Organizational Change, Organizational Development
★ 4.8 (14) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Model Context Protocol, OpenAI API, Retrieval-Augmented Generation, OpenAI, Generative AI Agents, Agentic Workflows, Embeddings, ChatGPT, Agentic systems, Vector Databases, Generative AI, Artificial Intelligence, Memory Management, Context Management, Model Evaluation, Application Programming Interface (API), Python Programming, Document Management, Scalability, Application Deployment
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Restful API, ASP.NET, .NET Framework, JavaScript Frameworks, Frontend Integration, API Design, Application Programming Interface (API), Secure Coding, Middleware, React.js, Application Frameworks, Object-Relational Mapping, Model View Controller, Web Applications, Web Development, JSON
★ 4 (6) · Intermediate · Course · 1 - 4 Weeks

★ 4.6 (28) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: API Gateway, Microservices, Restful API, Node.JS, Application Programming Interface (API), Software Architecture, Service Oriented Architecture, Web Services, Software Development, Software Engineering, Back-End Web Development
Mixed · Course · 1 - 4 Weeks

Tencent Cloud
Skills you'll gain: Cloud Computing Architecture, Cloud Solutions, Cloud Computing, Cloud Infrastructure, Solution Architecture, Serverless Computing, Cloud Services, Infrastructure Architecture, Network Architecture, Virtual Networking, Cloud Management, API Gateway, Scalability, Performance Tuning, Network Performance Management
★ 4.8 (15) · Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Cloud Security, Real Time Data, Digital Transformation, Cloud Management, Responsible AI, Serverless Computing, Cloud Solutions, Site Reliability Engineering, Google Cloud Platform, Scalability, Cloud Infrastructure, Cloud Computing Architecture, Cloud Platforms, Cloud Computing, Data Security, Application Programming Interface (API), Looker (Software), Public Cloud, IT Security Architecture, AI Enablement
★ 4.8 (46) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Azure DevOps, Cloud Services, Cloud API, Application Programming Interface (API)
★ 4.9 (11) · Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Node.JS, JSON, Server Side, Web Development Tools, Back-End Web Development, JavaScript Frameworks, Web Servers, Application Programming Interface (API), Restful API, Javascript, Web Development, Package and Software Management, Servers, Network Protocols
★ 4.5 (6) · Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Cloud Storage, Cloud Management, Data Storage, Cloud API, Cloud Computing, File Management, Google Cloud Platform
Beginner · Project · Less Than 2 Hours