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: Claude Code, Prompt Engineering, ChatGPT, Anthropic Claude, Generative AI Agents, Prompt Patterns, Prompt Engineering Tools, LLM Application, Multimodal Prompts, AI literacy, OpenAI, Agentic Workflows, Debugging, TypeScript, OpenAI API, AI Enablement, Agentic systems, AI Orchestration, AI Workflows, Generative AI
★ 4.8 (8.2K) · Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Google Cloud Platform, Cloud Infrastructure, Identity and Access Management, Data Loss Prevention, Distributed Denial-Of-Service (DDoS) Attacks, Prompt Engineering, Kubernetes, Prompt Engineering Tools, Cloud Security, Containerization, Infrastructure As A Service (IaaS), Prompt Patterns, OAuth, Cloud Platforms, Cloud Storage, Cloud Services, Security Controls, Security Awareness, Application Security, Data Security
★ 4.7 (50K) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: ASP.NET, .NET Framework, Web Applications, Application Deployment, Restful API, Model View Controller, Secure Coding, Content Management, Content Management Systems, Authentications, Test Automation, C# (Programming Language), Web Development, Performance Tuning, Docker (Software), Authorization (Computing), Web Development Tools, Kubernetes, API Testing, API Design
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Systems Design, Systems Architecture, System Design and Implementation, Software Design, Software Architecture, Distributed Computing, Software Systems, Scalability, API Design, Data Storage Technologies, Microservices, Data Storage, Live Streaming, Restful API, API Gateway, Databases, Load Balancing, Application Programming Interface (API), Network Protocols, Capacity Management
Advanced · Course · 3 - 6 Months

Skills you'll gain: Node.JS, API Testing, Restful API, Unit Testing, API Design, Hardening, Application Performance Management, Authentications, Server Side, Postman API Platform, Software Testing, System Monitoring, Secure Coding, Performance Tuning, Back-End Web Development, Web Servers, Application Programming Interface (API), Application Deployment, MongoDB, Databases
Intermediate · Specialization · 1 - 3 Months

SkillsBooster Academy
Skills you'll gain: ChatGPT, Gemini, AI Integrations, React.js, OpenAI, Generative AI, Frontend Integration, UI Components, Application Programming Interface (API), Restful API, User Interface (UI), Debugging, JavaScript Frameworks, Large Language Modeling, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Software Development, Web Development, Javascript, Cascading Style Sheets (CSS)
Beginner · Course · 3 - 6 Months

Skills you'll gain: API Testing, Unit Testing, Node.JS, Hardening, Application Performance Management, Authentications, Software Testing, System Monitoring, Secure Coding, Performance Tuning, Back-End Web Development, Postman API Platform, Application Programming Interface (API), Server Side, Application Deployment, Security Testing, Web Development Tools, JSON, MongoDB, GitHub
Advanced · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Node.JS, Server Side, Web Servers, Back-End Web Development, Package and Software Management, Web Applications, Code Reusability, Javascript, JSON, Web Development, Event-Driven Programming, Development Environment, Application Programming Interface (API), File Systems, Maintainability, Operating Systems, API Testing, Network Routing, File I/O, Object Oriented Design
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Gemini, Google Gemini, Generative AI, Generative AI Agents, Multimodal Prompts, Google Cloud Platform, Prompt Engineering, Application Development, Cloud API, Cloud-Based Integration, Application Programming Interface (API), Prototyping
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Visualforce, Salesforce Development, Salesforce, Application Development, Salesforce Object Query Language (SOQL), Restful API, Application Programming Interface (API), Web Services, Data Modeling, API Testing, Javascript, Data Access, SQL, Programming Principles
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Node.JS, API Design, Postman API Platform, Back-End Web Development, Server Side, Application Programming Interface (API), MongoDB, JavaScript Frameworks, Middleware, Network Routing, Maintainability, JSON, Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Docker (Software), Containerization, Microservices, Spring Boot, Restful API, Spring Framework, CI/CD, Data Persistence, Software Architecture, Software Design, Distributed Computing, Development Testing, Software Design Patterns, Software Documentation, Application Programming Interface (API), Software Testing, API Testing, Java Programming, API Design, Persistence
Intermediate · Course · 1 - 3 Months