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.

Board Infinity
Skills you'll gain: Application Programming Interface (API), API Gateway, GraphQL, API Design, Restful API, OAuth, Software Documentation, Authentications, Debugging, Real Time Data, Authorization (Computing)
★ 4.9 (7) · Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: API Design, Application Programming Interface (API), Data Validation, Restful API, API Testing, Application Frameworks, Performance Tuning, Data Integrity, Software Versioning, Django (Web Framework), Software Documentation, Middleware, Node.JS, Application Performance Management, Spring Boot, Test Automation
Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: ChatGPT, OpenAI API, LLM Application, Large Language Modeling, Prompt Engineering, Prompt Patterns, AI Workflows, OpenAI, Generative AI Agents, Self Service Technologies, Jupyter
★ 4.7 (357) · Beginner · Project · Less Than 2 Hours

Skills you'll gain: Restful API, API Design, Application Deployment, Application Programming Interface (API), Authentications, Cloud API, API Testing, Cloud Deployment, Web Services, Web Frameworks, User Provisioning, Unit Testing, Continuous Deployment, User Accounts, Test Script Development, Email Automation, Debugging, Operational Databases, Test Tools, Continuous Integration
★ 4.3 (23) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Restful API, API Design, Web Applications, Cascading Style Sheets (CSS), Application Programming Interface (API), HTML and CSS, JSON, Web Servers, Javascript, Software Development
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Postman API Platform, API Testing, Data Validation, Application Programming Interface (API), Restful API, Verification And Validation, Performance Tuning, Microservices, Performance Testing, Test Tools, Security Controls, Data Integrity, Authentications
★ 4.6 (22) · Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: API Gateway, GraphQL, Application Programming Interface (API), API Design, Microservices, CI/CD, Restful API, Cloud API, Continuous Deployment, Node.JS, Application Performance Management, Application Deployment, Scalability, Authentications, Containerization, Software Architecture, Query Languages, Real Time Data, Kubernetes, Event-Driven Programming
Advanced · Course · 1 - 4 Weeks

Google DeepMind
Skills you'll gain: Google Gemini, Gemini, Cloud API, Application Programming Interface (API), Real Time Data, Prompt Engineering, Large Language Modeling, Token Optimization, Tool Calling, LLM Application, AI Workflows, JSON, Generative AI, Data Integration, Development Environment, Python Programming, Key Management, Debugging
★ 4.1 (7) · Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: API Gateway, Cloud API, Application Programming Interface (API), Google Cloud Platform, Cloud Deployment, Web Services, Scalability, Data Management, Network Analysis
Beginner · Project · Less Than 2 Hours
Codio
Skills you'll gain: OAuth, Web Development Tools, Authentications, Web Servers, Application Programming Interface (API), API Design, Cloud API, Restful API, Server Side, Web Development, Servers, JSON, Software Documentation, Web Applications, Javascript, Web Services, Technical Documentation, Application Security
★ 4.5 (6) · Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Data Import/Export, Data Store, Cloud API, Health Informatics, Health Information Management, Health Technology, Application Programming Interface (API), Google Cloud Platform, Cloud-Based Integration, Health Care, Data Integration, Data Modeling, Cloud Storage
★ 4.3 (6) · Beginner · Project · Less Than 2 Hours

Skills you'll gain: API Gateway, Cloud API, Application Programming Interface (API), Kubernetes, Google Cloud Platform, Hybrid Cloud Computing, Application Performance Management, Capacity Management, Istio, Cloud Platforms, Application Security, Scalability, Cloud-Native Computing, API Testing, Security Controls, System Monitoring, Apache Cassandra, Application Deployment, Patch Management, Package and Software Management
★ 4.6 (58) · Beginner · Specialization · 1 - 3 Months