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.

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

Board Infinity
Skills you'll gain: White-Box Testing, Performance Testing, Maintainability, Test Tools, Software Testing, Code Review, Test Automation, Software Technical Review, Test Planning, Scripting, Risk Analysis, Performance Stress Testing, Software Quality Assurance, Application Security, Test Script Development, Continuous Integration, Code Coverage, Test Case, Quality Assurance, Security Testing
★ 3.9 (15) · Advanced · Specialization · 1 - 3 Months

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

University of California, Davis
Skills you'll gain: Programming Principles, Python Programming, Data Cleansing, Automation, Maintainability, Computational Thinking, Computer Programming, Computational Logic, Application Programming Interface (API)
★ 4.5 (11) · Intermediate · 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

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

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

Skills you'll gain: Frontend Integration, Restful API, Full-Stack Web Development, React.js, Application Programming Interface (API), Web Services, Spring Boot, Front-End Web Development, Web Applications, MongoDB, UI Components, NoSQL, Data Persistence, Data Access
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Hugging Face, LLM Application, LangChain, Large Language Modeling, OpenAI, Natural Language Processing, Generative AI Agents, ChatGPT, AI Integrations, Token Optimization, Responsible AI, Fine-tuning, Embeddings, Application Programming Interface (API), Data Pipelines, Restful API, Agentic systems, Open Source Technology, MLOps (Machine Learning Operations), Python Programming
★ 1.7 (6) · Beginner · 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

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