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.

Duke University
Skills you'll gain: Cloud Deployment, Containerization, Microservices, Rust (Programming Language), Unit Testing, Cloud Computing, Development Environment, Application Frameworks, Programming Principles, Restful API, Algorithms
Beginner · Guided Project · Less Than 2 Hours

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

Skills you'll gain: Prompt Engineering, Gemini, Model Deployment, Generative AI, Google Gemini, Generative AI Agents, LLM Application, AI Workflows, Tool Calling, Multimodal Prompts, AI Enablement, Artificial Intelligence and Machine Learning (AI/ML), Large Language Modeling, Google Cloud Platform, Artificial Intelligence, AI Personalization, Performance Tuning, Python Programming, Software Development Tools, Cloud Platforms
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Persistence, Object Oriented Programming (OOP), Javascript, Web Applications, Application Programming Interface (API), Programming Principles, JSON, User Interface (UI), Interactive Design, Front-End Web Development, Event-Driven Programming, Responsive Web Design, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Docker (Software), Containerization, Microservices, ASP.NET, Software Architecture, .NET Framework, Microsoft Visual Studio, Cloud-Native Computing, Restful API, C# (Programming Language), Software Development, Software Design Patterns, Scalability, GitHub
Intermediate · Course · 1 - 3 Months

Skills you'll gain: API Testing, Test Automation, Performance Testing, Server Side, Query Languages
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Databases, Web Applications, Application Frameworks
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Kubernetes, Network Troubleshooting, Authentications, Debugging, Event Monitoring, System Monitoring, Application Deployment, API Design, Application Programming Interface (API), Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Back-End Web Development, Full-Stack Web Development, Node.JS, Server Side, Restful API, JavaScript Frameworks, Web Development, Web Applications, Web Servers, Javascript
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Infrastructure as Code (IaC), Istio, Terraform, Kubernetes, Serverless Computing, Cloud-Native Computing, Microservices, DevOps, Amazon Web Services, API Gateway, Scalability, CI/CD, Application Deployment, Cloud Deployment, Restful API, Containerization, Amazon DynamoDB, Prometheus (Software), Cloud Applications, Redis
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Distributed Computing, Scalability, Performance Tuning, C++ (Programming Language), System Programming, Computer Architecture, Cross Platform Development, Hardware Architecture, Application Development, Algorithms, C (Programming Language), Development Environment
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Algorithms, Debugging, Java, Computer Programming, Software Design, Programming Principles, Object Oriented Programming (OOP), Program Development, Data Analysis Software, Data Import/Export, File I/O, Integrated Development Environments
Beginner · Course · 1 - 3 Months