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.

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

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: Penetration Testing, Test Script Development, Brute-force attacks, Cloud Security, Network Analysis, API Testing, General Data Protection Regulation (GDPR), Wireless Networks, Security Controls
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Amazon Web Services, Containerization, AWS CloudFormation, Infrastructure as Code (IaC), Amazon CloudWatch, Docker (Software), CI/CD, Kubernetes, Cloud Deployment, Cloud Infrastructure, Application Deployment, Serverless Computing, Software Development Life Cycle, Configuration Management, Disaster Recovery, Continuous Deployment, Amazon Elastic Compute Cloud, Firewall, DevOps, API Gateway
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Google Cloud Platform, Model Deployment, Unstructured Data, Tensorflow, Data Pipelines, Cloud API, Machine Learning, Jupyter, Artificial Intelligence and Machine Learning (AI/ML)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cloud Applications, Serverless Computing, Cloud Development, Google Cloud Platform, Cloud API, Cloud Deployment, Cloud Security, Application Deployment, Identity and Access Management, Operational Databases, Event-Driven Programming, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: React Redux, React.js, Back-End Web Development, Front-End Web Development, UI Components, Web Applications, Application Programming Interface (API), JavaScript Frameworks, Web Design and Development, Authentications, Responsive Web Design, Restful API, User Interface (UI), User Accounts
Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Model Context Protocol, OpenAI API, Retrieval-Augmented Generation, AI Workflows, AI Orchestration, OpenAI, LLM Application, Generative AI Agents, Embeddings, Cloud Deployment, Artificial Intelligence and Machine Learning (AI/ML), Application Deployment, Tool Calling, ChatGPT, Artificial Intelligence, Vector Databases, Agentic systems, Prompt Engineering, Application Programming Interface (API), Responsible AI
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Database Design, Continuous Integration, Restful API, Docker (Software), Model View Controller, Front-End Web Development, Databases, User Story, CI/CD, Java, Java Programming, Database Application, Application Programming Interface (API), HTML and CSS, Full-Stack Web Development, Spring Boot, Microservices, Back-End Web Development, Software Design Documents, Software Architecture
Advanced · Course · 1 - 3 Months
Skills you'll gain: Django (Web Framework), Frontend Integration, React.js, API Testing, Authentications, Performance Tuning, Scalability, Full-Stack Web Development, Frontend Performance, Unit Testing, Development Testing, Software Testing, Restful API, Javascript, Python Programming
Advanced · 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