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: Prompt Engineering, LLM Application, OpenAI API, OpenAI, Large Language Modeling, Agentic systems, Hugging Face, Embeddings, Application Development, Program Development, AI Workflows, Data Processing, Application Frameworks
Intermediate · Course · 3 - 6 Months

Board Infinity
Skills you'll gain: Node.JS, MongoDB, Middleware, Databases, Database Systems
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Jest (JavaScript Testing Framework), User Acceptance Testing (UAT), Cucumber (Software), Postman API Platform, Software Testing, Behavior-Driven Development, Test Tools, Selenium (Software), Test Driven Development (TDD), API Testing, Unit Testing, Performance Testing, Functional Testing, Test Automation, Web Development Tools, Usability Testing, User Interface (UI), Test Case, Javascript
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: LangChain, Prompt Engineering, Large Language Modeling, Retrieval-Augmented Generation, Vector Databases, Tool Calling, Embeddings, OpenAI API, ChatGPT, Google Gemini, Agentic Workflows
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Event-Driven Programming, DevOps, Data Integration, z/OS, IBM Cloud, Hybrid Cloud Computing, CI/CD, Mainframe Technologies, Mainframe Computing, Cloud Development, Cloud Applications, Enterprise Application Management, Application Deployment, Middleware, Data Access, Application Design, Containerization, Cloud API, Application Programming Interface (API), Computer Programming
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Django (Web Framework), Application Programming Interface (API), Application Frameworks, Web Development, Program Development, Python Programming, Computer Programming, GitHub
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Containerization, Node.JS, CI/CD, Kubernetes, MongoDB, Docker (Software), Back-End Web Development, Restful API, Application Deployment, Microservices, Frontend Integration, NoSQL, DevOps, Software Technical Review, Application Programming Interface (API), Databases, Database Management, IBM Cloud, Authentications
Advanced · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Generative AI Agents, Java, Agentic systems, AI Workflows, Generative AI, LLM Application, Tool Calling, OpenAI API, Application Development, Prompt Engineering, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cloud-Native Computing, Docker (Software), Containerization, Microservices, Agile Methodology, DevOps, Kubernetes, CI/CD, Agile Project Management, Hybrid Cloud Computing, Scrum (Software Development), Restful API, Continuous Delivery, Cloud Applications, Continuous Integration, Postman API Platform, Test Driven Development (TDD), Cloud Computing Architecture, Software Development, Behavior-Driven Development
Beginner · Course · 1 - 3 Months

Skills you'll gain: JUnit, Apache Maven, Spring Boot, Model View Controller, Unit Testing, Microservices, Application Development, Spring Framework, Redis, Restful API, YAML, Java, Java Programming, MongoDB, Application Deployment, NoSQL, Ajax, Hibernate (Java), Data Persistence, Software Testing
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Generative AI Agents, Business Process Automation, Generative AI, AI Workflows, Automation, OpenAI, Multimodal Prompts, Slack (Software), AI Personalization, Human Resources, Performance Metric, Key Performance Indicators (KPIs), Real Time Data, Google Sheets, Application Programming Interface (API), Scalability
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Cloud Platform, Cloud API, Middleware, Cryptography
Beginner · Project · Less Than 2 Hours