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: Flutter (Software), Mobile Development, iOS Development, Apple iOS, User Interface (UI), Android Development, User Interface and User Experience (UI/UX) Design, Application Development, Cross Platform Development, Application Programming Interface (API), Software Development Tools, Application Frameworks, Debugging, Software Development
Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Prompt Engineering, Generative AI, Retrieval-Augmented Generation, Generative Model Architectures, ChatGPT, OpenAI, Multimodal Prompts, Large Language Modeling, OpenAI API, Hugging Face, Responsible AI, GitHub, Python Programming, Machine Learning
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Spring Framework, Microservices, JUnit, Model View Controller, Restful API, Spring Boot, Software Architecture, API Gateway, Web Services, Object-Relational Mapping, Transaction Processing, Data Persistence, Service Oriented Architecture, Cloud Computing Architecture, JSON, YAML, Load Balancing, Unit Testing, Java Programming, Enterprise Application Management
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: CI/CD, Full-Stack Web Development, Application Design, Node.JS, Django (Web Framework), Back-End Web Development, Web Applications, Front-End Web Development, Restful API, Application Development, GitHub, Microservices, User Accounts, Kubernetes, Cloud Deployment, IBM Cloud, Containerization, React.js, MongoDB, Javascript
Advanced · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Ansible, Development Environment, Postman API Platform, Restful API, Authentications, YAML, Software Development Methodologies, Software-Defined Networking, CI/CD, DevOps, IT Automation, Network Engineering, Network Architecture, Network Administration, Application Programming Interface (API), Scripting, JSON, Data Modeling, Version Control, Network Protocols
Beginner · Specialization · 3 - 6 Months

Amazon Web Services
Skills you'll gain: Responsible AI, Generative AI, Prompt Engineering, Amazon Bedrock, AWS SageMaker, AI Workflows, Agentic systems, AI Enablement, AI Product Strategy, Generative AI Agents, Amazon Web Services, AI Orchestration, Application Programming Interface (API), Application Development, Model Deployment, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, LLM Application, Solution Architecture, Data Management
Beginner · Professional Certificate · 1 - 3 Months
Skills you'll gain: OS Process Management, Operating Systems, C (Programming Language), System Programming, Virtualization, Virtual Machines, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Django (Web Framework), Performance Tuning, Postman API Platform, Restful API, Application Programming Interface (API), Data Validation, Authentications, Frontend Integration, React.js, API Testing, Authorization (Computing), PostgreSQL, API Design, Scalability, Application Frameworks, JSON, Full-Stack Web Development, Frontend Performance, Web Development, Python Programming
Advanced · Specialization · 3 - 6 Months

Skills you'll gain: Ajax, Javascript, Data Structures, Debugging, JSON, Scripting, Web Development, Web Applications, Computer Programming, HTML and CSS, Event-Driven Programming, Software Development, Object Oriented Programming (OOP), Git (Version Control System), Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Hibernate (Java), Object-Relational Mapping, CI/CD, Spring Boot, Restful API, Java Programming, Integration Testing, Docker (Software), Database Development, Cloud Deployment, Application Security, Java, Containerization, SQL, Databases, Database Design, NoSQL, Kubernetes, Test Driven Development (TDD), Object Oriented Design
Beginner · Specialization · 1 - 3 Months

Duke University
Skills you'll gain: Pandas (Python Package), MLOps (Machine Learning Operations), NumPy, Model Deployment, Data Manipulation, Software Testing, Data Import/Export, Test Automation, Python Programming, Debugging, Data Structures, Machine Learning, Object Oriented Programming (OOP), Scripting, Numerical Analysis, Application Programming Interface (API), Command-Line Interface
Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Microsoft Azure, Serverless Computing, Cloud Development, Microsoft Power Automate/Flow, Event-Driven Programming, Cloud Applications, Cloud-Based Integration, Business Process Automation, Microservices, Application Programming Interface (API), GitHub
Intermediate · Course · 1 - 3 Months