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: Application Programming Interface (API), Test Execution Engine, Interactive Data Visualization, Web Applications, Debugging
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Back-End Web Development, Server Side, Full-Stack Web Development, Middleware, Authentications, API Design, Application Programming Interface (API), User Accounts, Databases, JavaScript Frameworks, GitHub, Development Environment, Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Postman API Platform, API Design, Application Programming Interface (API), .NET Framework, API Testing, Authentications, Object-Relational Mapping, Development Environment, Microsoft Development Tools, Microsoft Visual Studio, Web Development Tools, Application Frameworks, Authorization (Computing), Endpoint Security, Software Design Patterns, Data Mapping, Identity and Access Management, Data Validation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, OpenAI API, ChatGPT, Token Optimization, Application Programming Interface (API), API Testing, AI Integrations, Authentications, Context Engineering, Large Language Modeling, Key Management, Model Optimization, Performance Tuning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: API Gateway, Amazon CloudWatch, API Design, Amazon Web Services, Cloud-Based Integration, Microservices, Event-Driven Programming, Cloud Deployment, Data Validation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Spring Boot, API Design, Application Programming Interface (API), Spring Framework, JSON, Object-Relational Mapping, Web Services, Business Logic, Integration Testing, Data Modeling, Code Reusability, Software Architecture, Data Persistence, Data Access
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: API Gateway, Kubernetes, Cloud API, Google Cloud Platform, Hybrid Cloud Computing, Application Programming Interface (API), API Testing, Application Deployment, Software Installation, Proxy Servers, Verification And Validation, Configuration Management, YAML
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Frontend Integration, API Gateway, Application Programming Interface (API)
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: OpenAI API, Prompt Engineering, Prompt Patterns, Responsible AI, LLM Application, Multimodal Prompts, ChatGPT, Fine-tuning, Data Ethics, Image Analysis, Application Programming Interface (API), Generative AI, AI literacy, Natural Language Processing, Large Language Modeling, Computer Vision, Application Deployment, Development Environment
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Node.JS, Restful API, API Design, Server Side, Application Programming Interface (API), Back-End Web Development, Microsoft Visual Studio, Web Applications, Javascript, Application Development, Integrated Development Environments
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Software Documentation, API Gateway, Scripting, API Design, API Testing, Restful API, JSON, Application Programming Interface (API), Data Import/Export, Scripting Languages, Performance Tuning, Content Management, Scalability
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Cryptography, Data Encryption Standard, Encryption, Advanced Encryption Standard (AES), Cryptographic Protocols, Application Security, Key Management, Secure Coding, Data Security, Web Development, Email Security, PHP (Scripting Language), Intrusion Detection and Prevention, Data Integrity, Algorithms, User Provisioning, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks