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.

Scrimba
Skills you'll gain: Node.JS, JavaScript Frameworks, Web Frameworks, Server Side, Web Applications, Web Servers, Secure Coding, Restful API, Middleware, API Design, Real Time Data, Code Reusability, Maintainability
Beginner · Course · 1 - 4 Weeks

SkillUp
Skills you'll gain: GitHub Copilot, Prompt Engineering, AI Workflows, AI Integrations, Generative AI, ChatGPT, Software Architecture, Code Review, AI literacy, Software Design, API Design, Debugging, Software Development, Application Development, AI Security, Database Design, Python Programming, Automation, Version Control, Java Programming
Intermediate · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: Performance Tuning, Development Testing, Software Testing, Unit Testing, Software Documentation, Application Programming Interface (API), Test Script Development, Code Reusability, Web Applications, Test Driven Development (TDD), Technical Documentation, Frontend Performance, Debugging, Performance Testing, Maintainability, Javascript, Software Design Patterns, Software Architecture, Secure Coding, Data Transformation
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Project Documentation, Layout Design, Target Audience, Design, Graphic and Visual Design, Ethical Standards And Conduct, Professional Networking, Collaborative Software, Driving engagement, Diversity and Inclusion, Content Management Systems, Portfolio Management
Beginner · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Vibe coding, LLM Application, Generative AI Agents, Email Automation, Agentic Workflows, Large Language Modeling, AI Integrations, Agentic systems, Software As A Service, Prompt Engineering, Tool Calling, Sales Process, Sales Development, Business Logic, No-Code Development, Development Testing, Application Programming Interface (API)
Mixed · Course · 1 - 3 Months

Edureka
Skills you'll gain: Performance Tuning, Web Development, Web Applications, Software Architecture, Other Programming Languages, Network Security, Memory Management
Beginner · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Prompt Engineering, Retrieval-Augmented Generation, Prompt Patterns, Tool Calling, LLM Application, JSON, Large Language Modeling, Artificial Intelligence
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Test Automation, Test Script Development, Test Data, Test Case, Test Tools, JSON, API Testing, Development Testing, Scenario Testing
Intermediate · Guided Project · Less Than 2 Hours

Packt
Skills you'll gain: JavaScript Frameworks, Restful API, Application Programming Interface (API), Web Development, React.js, Authentications, OAuth, Server Side, Back-End Web Development, Object-Relational Mapping, UI Components, Cloud Hosting, Image Quality, Application Deployment
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Token Optimization, ChatGPT, No-Code Development, OpenAI, LLM Application, Generative AI, Microsoft Power Platform, Application Programming Interface (API), Email Automation, Application Development, Microsoft Power Automate/Flow, Serverless Computing, Microsoft Azure, Microsoft Outlook, Email Marketing
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Prompt Engineering, Prompt Engineering Tools, LLM Application, AI Workflows, AI Orchestration, No-Code Development, Retrieval-Augmented Generation, Generative AI Agents, Memory Management, Agentic systems, Application Programming Interface (API), Software Installation
Beginner · Course · 1 - 3 Months

Skills you'll gain: iOS Development, Apple iOS, Apple Xcode, Swift Programming, Mobile Development, Objective-C (Programming Language), Mobile Development Tools, User Interface (UI), Application Development, User Interface (UI) Design, UI Components, Development Environment, Integrated Development Environments, Simulations, Storyboarding
Beginner · Course · 1 - 4 Weeks