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 System
Skills you'll gain: Prompt Engineering, Vibe coding, Debugging, Large Language Modeling, LLM Application, AI Security, Application Programming Interface (API), Responsible AI, Development Environment, AI Integrations, Computer Programming Tools, No-Code Development, Program Development, Integrated Development Environments, Programming Principles
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: AWS Identity and Access Management (IAM), Amazon CloudWatch, Amazon Web Services, Identity and Access Management, AWS CloudFormation, Serverless Computing, Cloud Computing Architecture, Disaster Recovery, Infrastructure as Code (IaC), Cloud Infrastructure, Cloud Storage, Cloud Services, Amazon Elastic Compute Cloud, Amazon S3, Solution Architecture, Load Balancing, Amazon Redshift, Cloud Computing, Amazon DynamoDB, API Gateway
Intermediate · Specialization · 3 - 6 Months

Saïd Business School, University of Oxford
Skills you'll gain: Risking, Financial Inclusion, Responsible AI, Data Ethics, Data Governance, FinTech, Financial Data, AI Personalization, Personally Identifiable Information, Law, Regulation, and Compliance, Data Sharing, Financial Regulation, Financial Services, Decision Intelligence, Data Strategy, Financial Systems, Finance, Business Ethics, Product Design, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Web Scraping, Restful API, Network Protocols, JSON, Extensible Markup Language (XML), Web Services, Data Access, TCP/IP, Application Programming Interface (API), Hypertext Markup Language (HTML), Python Programming, Software Installation
Mixed · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, LLM Application, OpenAI API, OpenAI, Hugging Face, Large Language Modeling, Agentic systems, Embeddings, AI Workflows, Data Processing, Vector Databases, Retrieval-Augmented Generation, Generative AI Agents, Application Development, Memory Management
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Model Deployment, Restful API, AI Integrations, Application Deployment, Generative AI, Artificial Intelligence and Machine Learning (AI/ML), LLM Application, Java, Development Environment, Image Analysis, Software Development, Computer Vision
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, Embeddings, OpenAI API, Data Import/Export, Pandas (Python Package), Generative AI, Application Programming Interface (API), Large Language Modeling, Data Processing, Data Management, Python Programming, Machine Learning
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: React Redux, React.js, Frontend Integration, Back-End Web Development, Front-End Web Development, UI Components, Web Applications, Application Programming Interface (API), JavaScript Frameworks, Authentications, Server Side, User Interface (UI), User Accounts, Development Environment
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Apache Maven, Spring Framework, Microservices, Spring Boot, Java, Java Programming, Back-End Web Development, Software Architecture, Server Side, Load Balancing, Web Services, Restful API, Web Applications
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Event-Driven Programming, DevOps, Data Integration, z/OS, Hybrid Cloud Computing, Devops Tools, Mainframe Technologies, Mainframe Computing, Cloud Applications, Enterprise Application Management, Data Access, Cloud API, Application Programming Interface (API), Computer Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: JavaScript Frameworks, Test Automation, API Testing, Test Tools, Ajax, Software Testing, Scenario Testing, Restful API
Advanced · Guided Project · Less Than 2 Hours

Skills you'll gain: TypeScript, Object Oriented Design, Node.JS, Role-Based Access Control (RBAC), Object Oriented Programming (OOP), Webpack, React Redux, Back-End Web Development, React.js, Full-Stack Web Development, Web Development, MongoDB, Front-End Web Development, Javascript, Application Programming Interface (API), Software Design Patterns, API Design, Programming Principles, Software Development, Debugging
Beginner · Specialization · 3 - 6 Months