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.

Coursera
Skills you'll gain: Due Diligence, Backlogs, Postman API Platform, Jira (Software), Strategic Decision-Making, Data Integrity, Data Maintenance, Needs Assessment, Data Manipulation, Requirements Analysis, Automation, Restful API, Stakeholder Engagement, Application Programming Interface (API)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: ChatGPT, Software Documentation, Prompt Engineering, Test Automation, Technical Design, Docker (Software), AI Integrations, Technical Documentation, Ideation, AI literacy, Application Deployment, Application Programming Interface (API), Application Development, Technical Communication, Technical Writing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: MLOps (Machine Learning Operations), Model Deployment, Software Documentation, Code Reusability, Model Training, Test Script Development, Continuous Delivery, Test Automation, Model Evaluation, Continuous Integration, Technical Documentation, API Design, Application Programming Interface (API), Data Validation, Applied Machine Learning, Machine Learning Methods, Maintainability, Version Control, Package and Software Management, Code Review
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Solution Architecture, Systems Design, Architectural Drawing, Software Design, Artificial Intelligence and Machine Learning (AI/ML), Design Specifications, Dataflow, Data Store, Functional Specification, Diagram Design, Data Pipelines
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: C# (Programming Language), Event-Driven Programming, .NET Framework, Application Deployment, Development Testing, Debugging, Software Testing, ASP.NET, Application Development, Microsoft Visual Studio, File I/O, User Interface (UI), Postman API Platform, UI Components, Application Frameworks, Application Programming Interface (API), API Testing, Application Design, AI Integrations, User Interface and User Experience (UI/UX) Design
Mixed · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Object-Relational Mapping, Java Programming, Database Design, Application Frameworks, Authentications, Programming Principles
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Java Programming, Information Management, Application Programming Interface (API), Software Design Patterns
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: iOS Development, Apple iOS, Swift Programming, Application Lifecycle Management, UI Components, Application Design, Application Programming Interface (API), Application Development, Data Persistence, User Interface (UI), Mobile Development, Web Services, Secure Coding, Authentications, User Interface (UI) Design, Programming Principles, User Flows, User Accounts, Data Validation, Software Architecture
Beginner · Specialization · 3 - 6 Months

Pragmatic AI Labs
Skills you'll gain: GitHub Copilot, Prompt Engineering, Prompt Patterns, Prompt Engineering Tools, Software Documentation, GitHub, Context Engineering, Generative AI Agents, LLM Application, Agentic Workflows, Context Management, Software Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Azure DevOps Pipelines, Cloud Deployment, Cloud Services, Cloud Computing, Microsoft Azure, CI/CD, Cloud Management, Cloud Infrastructure, Infrastructure As A Service (IaaS), Cloud Storage, Application Deployment, Continuous Deployment, Continuous Integration, Platform As A Service (PaaS), Angular, System Testing, Application Performance Management, Node.JS, Cloud-Based Integration
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Javascript, Web Development
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Integration, Apache Kafka, Systems Integration, Restful API, Data Infrastructure, Enterprise Security, Enterprise Architecture, Application Programming Interface (API), Relational Databases, Databases, Database Management, Real Time Data, Authentications
Beginner · Course · 1 - 4 Weeks