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.

University of Michigan
Skills you'll gain: Relational Databases, Data Visualization, Data Store, Web Scraping, Database Management, Scatter Plots, Data Manipulation, SQL, JSON, Application Programming Interface (API), Python Programming, Extensible Markup Language (XML), Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Containerization, Restful API, Event-Driven Programming, DevOps, Data Integration, z/OS, Solution Architecture, Cloud Applications, Enterprise Architecture, IBM Cloud, Cloud-Based Integration, Application Lifecycle Management, Cloud-Native Computing, Application Design, Systems Integration, Hybrid Cloud Computing, Software Architecture, Application Programming Interface (API), Mainframe Computing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Microservices, Docker (Software), Containerization, API Gateway, Redis, API Design, Microsoft Development Tools, Software Design, ASP.NET, .NET Framework, Software Architecture, Microsoft Visual Studio, Software Design Patterns, Cloud-Native Computing, Application Programming Interface (API), Restful API, Frontend Integration, Systems Architecture, C# (Programming Language), Web Development
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Node.JS, Role-Based Access Control (RBAC), TypeScript, Authentications, Server Side, Jest (JavaScript Testing Framework), Back-End Web Development, MongoDB, Web Development Tools, Unit Testing, Test Script Development, Web Development, Database Management, Test Automation, Application Programming Interface (API), API Testing, Middleware, NoSQL, Javascript and jQuery, Development Environment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Spring Framework, JUnit, Restful API, Spring Boot, Unit Testing, Java Programming, Java, Hibernate (Java), Model View Controller, Java Platform Enterprise Edition (J2EE), Web Services, Object-Relational Mapping, Software Testing, Test Script Development, Apache Maven, Data Access, Databases, Database Management, Web Applications, Gradle
Beginner · Course · 3 - 6 Months

Skills you'll gain: MySQL, MongoDB, NoSQL, Object-Relational Mapping, Database Design, Relational Databases, SQL, Node.JS, Restful API, Databases, MySQL Workbench, Data Persistence, Database Application, Data Modeling, Data Integrity, Unstructured Data
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Google Cloud Platform, Artificial Intelligence and Machine Learning (AI/ML), Responsible AI, Model Training, Digital Transformation, Cloud API, Artificial Intelligence, Applied Machine Learning, AI literacy, Cloud Solutions, Machine Learning, Machine Learning Methods, Natural Language Processing, Business Intelligence, Data Quality
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Generative Model Architectures, GitHub Copilot, Retrieval-Augmented Generation, Artificial Intelligence and Machine Learning (AI/ML), Responsible AI, Embeddings, Gemini, Software Development Tools, Fine-tuning, AI Integrations
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: GitHub, Version Control, Bootstrap (Front-End Framework), .NET Framework, Model View Controller, Microsoft Visual Studio, Cross Platform Development, Microsoft Development Tools, Development Environment, Authentications, Git (Version Control System), Web Applications, Application Frameworks, C# (Programming Language), jQuery, Software Development Tools, Responsive Web Design, Web Design and Development, Object-Relational Mapping, Data Validation
Beginner · Course · 1 - 3 Months

Edureka
Skills you'll gain: LangGraph, Retrieval-Augmented Generation, Generative AI Agents, AI Orchestration, CrewAI, Agentic Workflows, Agentic systems, LangChain, LLM Application, AI Integrations, Systems Integration, Tool Calling, Responsible AI, Large Language Modeling, Prompt Engineering, Restful API, Embeddings, Vector Databases, Memory Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Merchandising, E-Commerce, Web Applications, Scalability, Business Technologies, Technology Solutions, Application Frameworks, Application Development, Systems Integration, Javascript
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Gemini, Google Gemini, Cloud Development, Google Cloud Platform, Cloud Deployment, Cloud Applications, Application Deployment, AI Integrations, Cloud-Based Integration, Cloud API, LLM Application
Intermediate · Project · Less Than 2 Hours