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.

Vanderbilt University
Skills you'll gain: Generative AI Agents, Agentic Workflows, AI Orchestration, LLM Application, OpenAI API, Java Programming, Java, AI Workflows, Agentic systems, Generative AI, Prompt Patterns, Prompt Engineering, AI Integrations, Persona (User Experience), Document Management, Secure Coding, Business Logic, Software Design Documents, Plan Execution, Software Design Patterns
Intermediate · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: Open Web Application Security Project (OWASP), Cloud Security, Authentications, Key Management, Cloud Applications, Application Security, Secure Coding, DevSecOps, Cloud Computing, Cloud Services, Identity and Access Management, Multi-Factor Authentication, Cryptography, Cryptographic Protocols, Application Programming Interface (API), Web Servers, Transaction Processing, Server Side
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Restful API, Web Services, Java Platform Enterprise Edition (J2EE), Software Design, Java, Application Programming Interface (API), API Design, Web Applications, Object Oriented Design, Software Design Patterns, Software Architecture, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Retrieval-Augmented Generation, Agentic Workflows, AI Workflows, AI Orchestration, Responsible AI, AI Security, AI Integrations, Model Deployment, Context Engineering, Context Management, Healthcare Ethics, Patient Communication
Intermediate · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Network Performance Management, Network Monitoring, Network Administration, Network Troubleshooting, Network Support, General Networking, Event Monitoring, Network Security, Network Infrastructure, System Monitoring, Command-Line Interface, Software-Defined Networking, Application Programming Interface (API), Performance Tuning, System Configuration, Network Protocols, Security Controls, Configuration Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: JUnit, Unit Testing, IntelliJ IDEA, Apache Maven, Software Testing, Test Case, Testability, Java Programming, Test Tools, Integrated Development Environments, Test Automation, Java, Software Architecture, Business Logic
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Node.JS, Scalability, Authentications, JSON, Authorization (Computing), Web Development Tools, Web Applications, Web Development, Server Side, Secure Coding, JavaScript Frameworks, Back-End Web Development, Application Frameworks, Javascript, Restful API, Development Environment, Event-Driven Programming, Operating Systems, Email Automation, Integrated Development Environments
Intermediate · Course · 1 - 4 Weeks

Google DeepMind
Skills you'll gain: Google Gemini, Gemini, Generative AI Agents, AI Orchestration, LLM Application, Token Optimization, Agentic Workflows, AI Integrations, Google Cloud Platform, Tool Calling, Agentic systems, Generative Model Architectures, AI Security, Cloud Deployment, Prompt Engineering, Application Programming Interface (API), Application Deployment, Secure Coding, Data Structures
Intermediate · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Prompt Patterns, Prompt Engineering Tools, LangChain, Retrieval-Augmented Generation, Generative AI, AI Workflows, LLM Application, Large Language Modeling, OpenAI API, Data Synthesis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: ASP.NET, .NET Framework, Software Design Patterns, Software Design, Maintainability, Software Architecture, Object Oriented Design, C# (Programming Language), Microsoft Visual Studio, Application Programming Interface (API), UI Components, API Design, Application Frameworks, Restful API, Development Testing, User Interface (UI), Object-Relational Mapping, Debugging, Unit Testing, Web Design and Development
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Make.com, LinkedIn, Marketing Automation, Generative AI Agents, Social Media Content, Digital Marketing Tools, Social Media Marketing, AI Integrations, Application Programming Interface (API), Generative AI, Content Creation, Automation, OpenAI API, Artificial Intelligence, Content Marketing, Workflow Management
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: MySQL, Google Cloud Platform, Data Mining, Microsoft SQL Servers, Cloud API, PostgreSQL, Metadata Management, Cloud Management
Beginner · Project · Less Than 2 Hours