OpenAPI Courses and Certifications

Devoxx

Practical API Testing with OpenAPI and Citrus Framework

Discover how to leverage Citrus Framework and OpenAPI specifications for comprehensive API testing, including client generation, realistic simulations, and automated schema validation.

• YouTube
• 31 minutes
• Self-Paced
• Free Video

Building Serverless GCP Applications

Build event-driven serverless applications on GCP with Cloud Functions, OpenAPI-based APIs, gcloud, and multi-step Workflows.

• CodeSignal
• 1 hour
• Self-Paced
• Free Certificate

API Design and Fundamentals of Google Cloud's Apigee API Platform

2418 ratings at Coursera

Design REST APIs and document them with OpenAPI specifications, then build API proxies, route rules, policies, and API products on Google Cloud's Apigee platform.

• Coursera
• 5 weeks, 1 hour a week
• Self-Paced
• Paid Course

Introduction to FastAPI framework

Build a web application with FastAPI: create routes, define validated request body models, run the API with Uvicorn, and test endpoints through interactive OpenAPI docs.

• Coursera
• 2 hours 22 minutes
• Self-Paced
• Paid Course

Back-End Development with .NET

84 ratings at Coursera

Build web APIs with ASP.NET Core: handle routing, dependency injection, serialization, and middleware, add OpenAPI/Swagger documentation, and use Microsoft Copilot to write and debug code.

• Coursera
• 5 weeks, 9 hours a week
• Self-Paced
• Paid Course

API Development with Apigee (- X) on Google Cloud

1192 ratings at Udemy

Apigee provisioning, Service callout, Java callout, Oauth, HMAC, JWT, JWS, XML /JSON threat protection, SOAP, OAS

• Udemy
• 11 hours 19 minutes
• Self-Paced
• Paid Course

Coursera

Beginners Overview of Swagger Editor

35 ratings at Coursera

Learn to define RESTful APIs in the Swagger Editor: write Open API Specification documents, generate documentation and SDKs, and test, following a worked case study.

• Coursera
• 1 hour 19 minutes
• Self-Paced
• Paid Course

Packt

Foundations of Microservices with Spring Boot

Build a set of cooperating microservices with Spring Boot: expose REST APIs with WebFlux, containerize using Docker Compose, document with OpenAPI, add MongoDB and JPA persistence.

• Coursera
• 7 weeks, 1 hour a week
• Self-Paced
• Paid Course

Packt

Salesforce Integration With External Systems Part 2

Connect Salesforce to other orgs and external systems without code: configure Auth Providers, Named Credentials, external services, HTTP callouts in Flows, and OpenAPI 3.0 documents.

• Coursera
• 7 weeks, 1 hour a week
• Self-Paced
• Paid Course

Coursera

Design, Secure & Document Multimodal APIs

Design versioned API endpoints for multimodal AI inference, add OAuth2 authentication and observability middleware, and write OpenAPI specifications enabling automated testing and client generation.

• Coursera
• 3 weeks, 1 hour a week
• Self-Paced
• Paid Course

Packt

Mastering RESTful Web Services with Java

Explore OpenAPI-driven Java REST development, from code generation and API evolution to security, testing, observability, and performance optimization through real-world scenarios.

• Coursera
• 12 weeks, 1 hour a week
• Self-Paced
• Paid Course

Rawkode Academy

Hands-on Introduction to CUE - From Basics to OpenAPI Spec Generation

An introduction to CUE’s approach to defining, generating, and validating data, ending with an OpenAPI specification generated from CUE.

• YouTube
• 1 hour 29 minutes
• Self-Paced
• Free Video

Spec-Driven Development with AI. Kiro. GitHub Spec Kit.

276 ratings at Udemy

Learn to use Spec-driven development as a source of truth for building APIs, parallel teamwork, and managing changes

• Udemy
• 3 hours
• Self-Paced
• Paid Course

Scaling the Test Coverage of OpenAPI Generator for 30+ Programming Languages

Explore strategies for scaling test coverage across multiple programming languages in OpenAPI Generator, addressing challenges and offering practical solutions for contributors.

• YouTube
• 31 minutes
• Self-Paced
• Free Video

Differences Between OpenAPI 2.x and 3.0 Specifications - Migration Guide

Examines the differences between the 2.x and 3.0 specifications and the migration between them.

• YouTube
• 52 minutes
• Self-Paced
• Free Video