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.

Coursera
Skills you'll gain: Large Language Modeling, AI Enablement, ChatGPT, LLM Application, Responsible AI, Generative AI, Organizational Strategy, OpenAI API, Strategic Leadership, Market Research, Trend Analysis, OpenAI, Business Strategy, Real Time Data, Governance, Data-Driven Decision-Making, Artificial Intelligence, Data Ethics, Team Management, Data Analysis
Intermediate · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Make.com, Email Automation, DeepSeek API, Deepseek, Workflow Management, AI Workflows, No-Code Development, Operational Efficiency, Agentic Workflows, AI Enablement, Large Language Modeling, Retrieval-Augmented Generation, Automation, Generative AI, Application Programming Interface (API), Embeddings, Model Deployment, Natural Language Processing, Prompt Engineering, Debugging
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Test Driven Development (TDD), Gherkin (Scripting Language), Code Coverage, Behavior-Driven Development, Software Testing, Unit Testing, Test Automation, Test Tools, API Testing, Test Case, Test Data, User Story, Mockups, Restful API, Microservices
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Model View Controller, Spring Framework, Restful API, Spring Boot, Web Services, JSON, YAML, Web Applications, Configuration Management, Angular, Java Programming, Application Frameworks, Software Architecture, Middleware, Extensible Markup Language (XML)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: CI/CD, Full-Stack Web Development, Application Design, Node.JS, Django (Web Framework), Back-End Web Development, Web Applications, Front-End Web Development, Restful API, Application Development, GitHub, Microservices, Kubernetes, User Accounts, Cloud Deployment, IBM Cloud, Containerization, React.js, MongoDB, Javascript
Advanced · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Data Structures, Spring Boot, Restful API, Model View Controller, Spring Framework, Java Programming, Java, Authentications, Authorization (Computing), Microservices, Algorithms, Object Oriented Programming (OOP), Dependency Analysis
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Flutter (Software), Mobile Development, User Interface and User Experience (UI/UX) Design, React Native, Application Development, iOS Development, Apple iOS, User Story, User Interface (UI), Android Development, Databases, Database Management, Cross Platform Development, Application Programming Interface (API), Software Development Tools, Application Frameworks, Application Deployment, Back-End Web Development, Data Persistence, Application Performance Management
Beginner · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: Prompt Engineering, Generative AI, Retrieval-Augmented Generation, Generative Model Architectures, ChatGPT, OpenAI, Multimodal Prompts, Large Language Modeling, OpenAI API, Hugging Face, Responsible AI, GitHub, Python Programming, Machine Learning
Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Responsible AI, Generative AI, Prompt Engineering, Amazon Bedrock, AWS SageMaker, AI Workflows, Agentic systems, AI Enablement, AI Product Strategy, Generative AI Agents, Amazon Web Services, AI Orchestration, Application Programming Interface (API), Application Development, Model Deployment, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, LLM Application, Solution Architecture, Data Management
Beginner · Professional Certificate · 1 - 3 Months

Skills you'll gain: Test Planning, Prompt Engineering, Version Control, OpenAI API, Debugging, Google Gemini, Software Design Patterns, Object Oriented Design, Software Testing, Test Tools, GitLab, Responsible AI, Infrastructure as Code (IaC), Application Programming Interface (API), Mobile Development, Front-End Web Development, Back-End Web Development, Application Development, GitHub, Artificial Intelligence and Machine Learning (AI/ML)
Intermediate · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: Web Scraping, Git (Version Control System), Scripting, Version Control, Email Automation, Software Testing, Cloud API, Automation, Restful API, Application Programming Interface (API), Scalability, Python Programming, Performance Tuning, Productivity, File Management
Beginner · Course · 1 - 3 Months

Amazon
Skills you'll gain: Full-Stack Web Development, Restful API, Cloud Deployment, Front-End Web Development, HTML and CSS, Data Persistence, Application Programming Interface (API), Server Side, Java Platform Enterprise Edition (J2EE), Web Applications, Secure Coding, Amazon Elastic Compute Cloud, Back-End Web Development, Spring Boot, Model View Controller, Responsive Web Design, Javascript
Beginner · Course · 1 - 4 Weeks