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.

The Hong Kong University of Science and Technology
Skills you'll gain: Server Side, Restful API, Ajax, Node.JS, Web Applications, Web Servers, Web Development, Model View Controller, Javascript, JavaScript Frameworks, PHP (Scripting Language), Authentications, JSON, Hypertext Markup Language (HTML), Software Architecture, Application Development, Real Time Data, Data Storage
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Node.JS, Role-Based Access Control (RBAC), TypeScript, Authentications, Server Side, Jest (JavaScript Testing Framework), Back-End Web Development, MongoDB, Object-Relational Mapping, Web Development Tools, Web Applications, Unit Testing, Web Development, Database Management, Secure Coding, Application Programming Interface (API), Middleware, NoSQL, Javascript and jQuery, Development Environment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Applications, Cloud-Native Computing, Cloud Development, Google Cloud Platform, Microservices, Application Development, Application Design, Data Store, Cloud Storage, Cloud Services, Data Storage, Node.JS, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Mapping, File Transfer Protocol (FTP), Middleware, IBM WebSphere MQ, Transaction Processing, Integration Testing, Fraud detection, Web Services, Data Validation, Simple Object Access Protocol (SOAP), Data Integration, Business Process Automation, Process Driven Development, Scenario Testing, Test Case, Oracle Databases, Service Oriented Architecture, Enterprise Architecture, API Testing, Business
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Predictive Modeling, Data Visualization, Data Presentation, Data-Driven Decision-Making, Advanced Analytics, Business Analytics, AI Enablement, Business Reporting, Global Marketing, User Feedback, Regional Sales, Presentations, Key Performance Indicators (KPIs), Law, Regulation, and Compliance
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Applications, Cloud Deployment, Event-Driven Programming, Virtual Networking, Restful API, Cloud Infrastructure, Authentications, Application Programming Interface (API), Serverless Computing, Web Services, Virtual Machines, Authorization (Computing), Microsoft SQL Servers, Network Routing, Load Balancing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Model Deployment, MLOps (Machine Learning Operations), Continuous Deployment, R Programming, Dashboard, Health Informatics, Applied Machine Learning, Continuous Monitoring, Predictive Modeling, Docker (Software), Application Programming Interface (API)
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: TypeScript, Webpack, React Redux, Frontend Integration, React.js, Application Programming Interface (API), Web Development Tools, Front-End Web Development, Restful API, UI Components, JavaScript Frameworks, Build Tools, Context Management, Event-Driven Programming, Data Validation, Javascript, Web Development, Software Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud-Native Computing, Cloud Applications, Cloud Storage, Google Cloud Platform, Cloud Services, Application Development, Application Design, Data Storage, Cloud API, Data Store, Microservices
Intermediate · Course · 1 - 3 Months
Rutgers the State University of New Jersey
Skills you'll gain: Prompt Engineering, Scalability, Large Language Modeling, Governmental Accounting, Unstructured Data, LLM Application, Financial Data, Generative AI, Accounting, Artificial Intelligence, Robotic Process Automation, Financial Reporting, Automation, Application Programming Interface (API), User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Containerization, Microservices, Authentications, OAuth, Application Deployment, Integration Testing, Event-Driven Programming, Data Migration, Application Programming Interface (API), Software Architecture, Software Design Patterns, Scalability, Systems Integration
Intermediate · Course · 1 - 3 Months

Skills you'll gain: OpenAI API, LLM Application, Vector Databases, Generative AI Agents, Tool Calling, Embeddings, Retrieval-Augmented Generation, Prompt Patterns, Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Prompt Engineering, Agentic systems, Large Language Modeling, TypeScript, Responsible AI, Software Development, Real Time Data, Web Scraping, Software Design Patterns
Intermediate · Course · 1 - 4 Weeks