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: Javascript, Web Development
Intermediate · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: API Gateway, Amazon Elastic Compute Cloud, Amazon Web Services, Virtual Networking, Application Programming Interface (API), Load Balancing, Cloud Infrastructure, Cloud API, Network Architecture, Network Infrastructure, Network Routing, Scalability, Frontend Performance, Security Controls, Capacity Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Full-Stack Web Development, Node.JS, User Interface (UI), Restful API, Frontend Integration, Back-End Web Development, User Interface (UI) Design, User Accounts, Server Side, Swift Programming, Object-Relational Mapping, Web Development Tools, JavaScript Frameworks, Secure Coding, Data Store, Application Programming Interface (API), API Design, iOS Development, UI Components, Authentications
Beginner · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: Server Side, Restful API, API Design, Database Management, Back-End Web Development, Databases, Database Development, Database Systems, Node.JS, Application Programming Interface (API), Full-Stack Web Development, Authentications, Web Applications, Web Frameworks, Frontend Integration, JavaScript Frameworks, Web Development, Web Servers, Authorization (Computing), NoSQL
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Spring Framework, Cloud-Native Computing, Software Architecture, Microservices, Spring Boot, Cloud Applications, Software Design Patterns, Event-Driven Programming, Java Programming, Restful API, Performance Tuning, MongoDB, API Design, Application Programming Interface (API), Dataflow, Web Applications, Resilience, Integration Testing, Performance Management, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, ChatGPT, OpenAI API, No-Code Development, Microsoft Power Automate/Flow, OpenAI, Serverless Computing, LLM Application, Cloud Deployment, Microsoft Power Platform, AI Integrations, Microsoft Azure, Generative AI, Project Design, Large Language Modeling, Application Development, Microsoft Teams, Meal Planning And Preparation, Software Installation, Development Environment
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Test Script Development, API Testing, Test Tools, Performance Stress Testing, Application Performance Management, Scenario Testing, Scripting Languages
Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: AI Workflows, AI Integrations, UI Components, Dashboard Creation, Web Applications, Scrum (Software Development), Query Languages
Beginner · Course · 1 - 3 Months

SkillsBooster Academy
Skills you'll gain: UI Components, Full-Stack Web Development, Node.JS, React.js, JavaScript Frameworks, Web Applications, Front-End Web Development, Web Development, Back-End Web Development, Javascript, Server Side, Application Programming Interface (API), Development Environment, Software Development, Application Deployment, GitHub, Software Development Tools, Web Services, Software Engineering, Programming Principles
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Workflow Management, IT Automation, Business Process Automation, AI literacy, Issue Tracking, Scripting, AI Workflows, Automation, IT Management, AI Integrations, Document Management, Generative AI, Artificial Intelligence, Data Entry, Application Programming Interface (API), Restful API
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, Memory Management, Agentic systems, Application Programming Interface (API), Software Installation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, ChatGPT, Prompt Engineering Tools, Prompt Patterns, Multimodal Prompts, Generative AI, OpenAI API, Generative Model Architectures, AI Integrations, AI Workflows, Tool Calling, AI powered creativity, AI Personalization, Data Analysis Software, Test Automation, File I/O
Intermediate · Course · 1 - 4 Weeks