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.

Skills you'll gain: Restful API, Model View Controller, ASP.NET, OAuth, Web Development, Application Programming Interface (API), .NET Framework, Web Services, Authentications, Unit Testing, Back-End Web Development, C# (Programming Language), Web Applications, Object-Relational Mapping, Application Security, Authorization (Computing), Operational Databases, Data Access, Cloud Computing, Computer Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: API Design, Cloud Solutions, Network Troubleshooting, Server Side, Cloud Deployment, Back-End Web Development, Data Pipelines
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Agentic systems, Systems Architecture, API Design, Maintainability, Systems Design, Solution Architecture
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: OpenAI API, Generative Model Architectures, Hugging Face, Programming Principles, Computer Programming, Software Installation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Jenkins, CI/CD, Continuous Integration, Test Automation, Continuous Delivery, API Testing, Software Development, Application Deployment, DevOps, Unit Testing, Agile Methodology, Software Development Methodologies, Performance Testing, GitHub
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Frontend Integration, JavaScript Frameworks
Beginner · Course · 1 - 4 Weeks

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

Google Cloud
Skills you'll gain: Cloud Applications, Cloud API, Google Cloud Platform, Cloud Deployment, Application Deployment, Application Programming Interface (API), Cloud Management, Data Management
Beginner · Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: DeepSeek API, Deepseek, Retrieval-Augmented Generation, Model Deployment, AI Enablement, Make.com, Generative Model Architectures, LLM Application, Cloud Deployment, Embeddings, Software Documentation, Unit Testing, Key Management
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: JavaScript Frameworks, UI Components, Full-Stack Web Development, React.js, TypeScript, Front-End Web Development, Web Development, Web Applications, Frontend Performance, Server Side, User Interface and User Experience (UI/UX) Design, Software Development, Routing Protocols
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Data Loss Prevention, Personally Identifiable Information, Information Privacy, JSON, Data Security, Cloud API, Google Cloud Platform, Data Cleansing, Cloud Storage
Beginner · Project · Less Than 2 Hours

DeepLearning.AI
Skills you'll gain: Tool Calling, LLM Application, Multimodal Prompts, Prompt Patterns, Prompt Engineering, Large Language Modeling
Beginner · Project · Less Than 2 Hours