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.

Skills you'll gain: Containerization, Node.JS, CI/CD, Kubernetes, MongoDB, Docker (Software), Full-Stack Web Development, Back-End Web Development, Restful API, JavaScript Frameworks, Application Deployment, Continuous Integration, Server Side, Microservices, NoSQL, Software Technical Review, Application Programming Interface (API), Continuous Deployment, Databases, Database Management
Advanced · Course · 1 - 3 Months

Skills you'll gain: MongoDB, Node.JS, Angular, Restful API, API Design, NoSQL, Bootstrap (Front-End Framework), Database Development, Scalability, JavaScript Frameworks, Authentications, Query Languages, Web Applications, Authorization (Computing), JSON, Javascript and jQuery, Database Management, Security Controls, Distributed Computing, Web Design and Development
Beginner · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Microservices, Spring Boot, Software Architecture, API Gateway, Spring Framework, Service Oriented Architecture, Cloud Computing Architecture, Load Balancing, Systems Architecture, Web Services, Cloud Services, Software Design Patterns, Scalability, Restful API
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Test Automation, Performance Testing, Software Quality Assurance, Security Testing, Regression Testing, User Acceptance Testing (UAT), Maintainability, Development Testing, Continuous Delivery, Code Review, Scalability, Automation, DevOps, Software Design, Technical Communication, Test Execution Engine, Application Programming Interface (API), Integration Testing, Waterfall Methodology, Agile Methodology
Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Google Cloud Platform, Data Storage Technologies, Database Administration, Database Architecture and Administration, Data Management, Databases, Dataflow, Data Import/Export, Cloud API
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Transaction Processing, Hybrid Cloud Computing, COBOL (Programming Language), Mainframe Technologies, Mainframe Computing, IBM Cloud, Cloud Applications, Enterprise Application Management, Application Servers, Application Development, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Object Oriented Design, Unified Modeling Language, JUnit, Object Oriented Programming (OOP), Test Driven Development (TDD), Software Design Patterns, Java, Unit Testing, Software Testing, Java Programming, Application Design, User Interface and User Experience (UI/UX) Design, Software Design, Software Architecture, API Design, Model View Controller, Software Development, Systems Analysis, Conceptual Design, Databases
Intermediate · Specialization · 3 - 6 Months

Edureka
Skills you'll gain: Prompt Patterns, Generative AI Agents, Business Process Automation, Make.com, Large Language Modeling, Automation, ChatGPT, Microsoft Power Automate/Flow, LLM Application, LangChain, Responsible AI, Workflow Management, OpenAI, Tool Calling, No-Code Development, Multimodal Prompts, Slack (Software), Process Optimization, Application Programming Interface (API), Decision Support Systems
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Responsible AI, Microsoft Azure, Natural Language Processing, Image Analysis, Generative AI, Artificial Intelligence, Azure Active Directory, Cloud Solutions, Computer Vision, OpenAI, Text Mining, Machine Learning, Python Programming, Application Programming Interface (API)
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: JSON, Apple iOS, Mobile Development, Application Programming Interface (API), Swift Programming, Data Storage, Model View Controller, Data Modeling, Data Storage Technologies, UI Components, Network Protocols
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Core Data (Software), Restful API, Apple iOS, iOS Development, JSON, Swift Programming, Application Programming Interface (API), Apple Xcode, Mobile Development, Application Development, Data Modeling, Authentications, Data Management, Data Storage, Network Protocols
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Remote Access Systems, Linux, Web Applications, Internet Of Things, Embedded Systems, Application Programming Interface (API), Linux Commands, Application Security, Electronics, Control Systems, Electronic Hardware, System Configuration, Hardware Design, Python Programming, Software Installation
Mixed · Course · 1 - 4 Weeks