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.

Board Infinity
Skills you'll gain: Business Logic, SAP Applications, Unit Testing, Restful API, Application Deployment, Application Design, Business Reporting, Secure Coding, Debugging, Full-Stack Web Development, Application Development, Web Applications, Programming Principles, Object Oriented Programming (OOP), User Interface (UI), Back-End Web Development, Software Architecture, HTML and CSS, Data Entry, UI Components
Intermediate · Specialization · 1 - 3 Months

LearnQuest
Skills you'll gain: Spring Framework, Hibernate (Java), Object-Relational Mapping, Transaction Processing, Databases, Java, Data Access, Restful API, Web Services, Middleware
Intermediate · Course · 1 - 4 Weeks

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

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

Edureka
Skills you'll gain: Cloud-Native Computing, Grafana, Web Services, Web Applications, Software Architecture, Application Deployment, Development Environment, Object Oriented Design, CI/CD, Programming Principles, Systems Architecture, Computer Programming, Program Development, Network Security, Software Development Tools, Data Structures, Data Sharing
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Remote Access Systems, Application Programming Interface (API), Network Model, TCP/IP, Network Protocols, System Programming, Data Access, Performance Tuning, Data Sharing, Computer Hardware
Intermediate · Course · 1 - 3 Months

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

Skills you'll gain: Computer Vision, Dashboard, IBM Cloud, Responsible AI, Artificial Intelligence, Data Ethics, Image Analysis, Cloud Computing, Application Development, Interactive Data Visualization, Business Workflow Analysis, Data Manipulation, No-Code Development, ChatGPT, Artificial Neural Networks, Cloud Applications, Self Service Technologies, Application Programming Interface (API), Data Structures, WordPress
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Serverless Computing, Application Deployment, Cloud Applications, Cloud API, Google Cloud Platform, Cloud Storage, Application Programming Interface (API), Cloud Services, File Management, Data Migration
Intermediate · Project · Less Than 2 Hours

Duke University
Skills you'll gain: Data Import/Export, Pandas (Python Package), Generative AI, OpenAI, LLM Application, Application Programming Interface (API), Data Manipulation, Data Processing, Jupyter, Database Development, Python Programming, Machine Learning
Intermediate · Guided Project · Less Than 2 Hours

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