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.

Edureka
Skills you'll gain: Angular, Application Deployment, JavaScript Frameworks, Software Testing, Test Tools, Web Development Tools, Unit Testing, Application Performance Management, CI/CD, Continuous Integration, Web Applications, TypeScript, Ajax, Application Lifecycle Management, Secure Coding, Web Development, Code Coverage, Software Architecture, Command-Line Interface, Version Control
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: JavaScript Frameworks, Web Development Tools, Test Automation, API Testing, Test Tools, Software Testing, Network Performance Management, Web Servers
Advanced · Guided Project · Less Than 2 Hours

Skills you'll gain: Microservices, Node.JS, API Gateway, Application Deployment, Software Architecture, Cloud Applications, Application Design, Web Services, Restful API, Communication Strategies
Mixed · 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, JSON, Web Applications, Software Architecture
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Containerization, Node.JS, CI/CD, Kubernetes, MongoDB, Full-Stack Web Development, Back-End Web Development, Restful API, Application Deployment, Server Side, Microservices, NoSQL, Frontend Integration, Software Technical Review, Application Programming Interface (API), Database Management, Secure Coding, IBM Cloud, Authentications
Advanced · Course · 1 - 3 Months

Skills you'll gain: Retrieval-Augmented Generation, Model Context Protocol, Agentic Workflows, AI Orchestration, Generative AI Agents, Anthropic Claude, Prompt Engineering, Tool Calling, Generative AI, Automation, Scalability, Application Programming Interface (API), Servers, Python Programming
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: C++ (Programming Language), API Design, Software Architecture, Software Design, Maintainability, Data Structures, Object Oriented Programming (OOP), Generative AI Agents, Data Validation, Performance Tuning, Application Frameworks, System Programming, Algorithms, Debugging
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Cloud Platform, Event-Driven Programming, Cloud API, Cloud Services
Beginner · Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Statistical Analysis, Matplotlib, Regression Analysis, Statistical Modeling, Data Science, Data Analysis, Data Visualization, Pandas (Python Package), Anomaly Detection, Time Series Analysis and Forecasting, Data Visualization Software, Data Collection, Data Manipulation, Application Programming Interface (API)
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google App Engine, Cloud Applications, Google Cloud Platform, Cloud Development, Application Deployment, Scalability, Platform As A Service (PaaS), Test Tools, Cloud API, PHP (Scripting Language)
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Microservices, Application Deployment, Google App Engine, Cloud Infrastructure, API Design, Restful API, Google Cloud Platform, CI/CD, Kubernetes, Site Reliability Engineering, Cloud Security, Service Level, Cloud Computing, DevOps, Network Architecture, Service Level Agreement, Hybrid Cloud Computing, Cloud Storage, Load Balancing, Key Performance Indicators (KPIs)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Generative AI Agents, AI Orchestration, AI Workflows, Business Process Automation, Make.com, Automation, Microsoft Power Automate/Flow, Generative AI, LangChain, Agentic Workflows, OpenAI API, LLM Application, AI Security, Prompt Engineering, Slack (Software), Cloud Computing, Artificial Intelligence and Machine Learning (AI/ML), Scalability, Artificial Intelligence, Google Sheets
Beginner · Course · 1 - 4 Weeks