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.

University of Colorado Boulder
Skills you'll gain: User Research, User Experience Design, User Experience, User Interface and User Experience (UI/UX) Design, Usability, Verification And Validation, Usability Testing, Internet Of Things, Design Research, API Design, Amazon Web Services, Embedded Software, Cloud Computing Architecture, Human Computer Interaction, Embedded Systems, Application Programming Interface (API), Prototyping, Network Protocols, User Interface (UI) Design, Software Development
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: LangGraph, Generative AI Agents, AI Orchestration, Agentic systems, AI Workflows, OpenAI API, LLM Application, Agentic Workflows, Prompt Patterns, OpenAI, Large Language Modeling, AI Enablement, Retrieval-Augmented Generation, Artificial Intelligence, Development Environment, Tool Calling, Microsoft Azure, AI Personalization, Microsoft Development Tools, Microsoft Visual Studio
Intermediate · Specialization · 3 - 6 Months

University of Virginia
Skills you'll gain: User Story, Javascript, Model View Controller, Debugging, HTML and CSS, Prototyping, jQuery, Web Applications, Hypertext Markup Language (HTML), User Interface (UI), Interactive Design, Web Design and Development, Web Development Tools, Web Design, Application Programming Interface (API), Application Development, Cascading Style Sheets (CSS), Software Development, User Experience, User Accounts
Beginner · Specialization · 1 - 3 Months

Google Cloud
Skills you'll gain: Generative AI Agents, AI Workflows, Virtual Environment, UI Components, Cloud API
Beginner · Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: ABAP RESTful Programming Model (RAP), SAP S/4HANA, Business Logic, SAP Applications, Unit Testing, Restful API, Application Deployment, Core Data (Software), Business Reporting, Secure Coding, Debugging, Full-Stack Web Development, Application Development, Object Oriented Design, Report Writing, Security Controls, Programming Principles, Object Oriented Programming (OOP), User Interface (UI), Program Development
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Node.JS, Restful API, Database Design, Database Application, Databases, NoSQL, MongoDB, Back-End Web Development, Performance Tuning, API Design, Cloud Applications, Authentications, Server Side, Middleware, Scalability, Application Deployment, Web Applications, Web Development, Debugging, Javascript
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Restful API, Application Security, Java, Model View Controller, Development Environment, Web Applications, Application Programming Interface (API), Apache Maven, Authorization (Computing), Authentications, Role-Based Access Control (RBAC)
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: React.js, UI Components, Front-End Web Development, Web Content Accessibility Guidelines, User Interface (UI), JavaScript Frameworks, Interaction Design, Web Development Tools, Event-Driven Programming, Web Frameworks, Cascading Style Sheets (CSS), Application Programming Interface (API)
Intermediate · Course · 3 - 6 Months

Duke University
Skills you'll gain: Large Language Modeling, LLM Application, Prompt Engineering, Microsoft Azure, OpenAI API, Retrieval-Augmented Generation, OpenAI, Model Deployment, Risk Management Framework, Embeddings, Cloud Computing, Application Deployment, Python Programming, Scalability
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Image Analysis, Computer Vision, Artificial Intelligence, Microsoft Azure, Data Capture, Model Deployment, Text Mining, Application Programming Interface (API), Classification Algorithms, Document Management
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: OS Process Management, Operating Systems, C (Programming Language), System Programming, Virtualization, Virtual Machines, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Computer Vision, Dashboard, IBM Cloud, Responsible AI, Data Ethics, Artificial Intelligence, Image Analysis, ChatGPT, Cloud Computing, Pandas (Python Package), Business Workflow Analysis, Data Manipulation, No-Code Development, Context Management, Artificial Neural Networks, Cloud Applications, AI Workflows, Cloud Deployment, Application Programming Interface (API), WordPress
Beginner · Professional Certificate · 3 - 6 Months