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.

University of Pittsburgh
Skills you'll gain: Web Services, Cloud Computing, Cloud Computing Architecture, Cloud Storage, Cloud Infrastructure, Cloud Applications, Google Cloud Platform, Flask (Web Framework), Distributed Computing, Containerization, Software Architecture, Docker (Software), Virtualization, Restful API, JSON, Microservices, Scalability, Extensible Markup Language (XML), API Design, Computer Architecture
Build toward a degree
Intermediate · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Large Language Modeling, Prompt Engineering, Artificial Intelligence, Jupyter, Python Programming, Data Analysis, AI Enablement, Application Development, Scripting, Programming Principles, Automation, Application Programming Interface (API), Debugging, Data Structures
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Flask (Web Framework), Application Deployment, Unit Testing, Python Programming, Web Applications, Software Development Life Cycle, IBM Cloud, Artificial Intelligence, Code Review, Integrated Development Environments, Natural Language Processing, Programming Principles
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Test Driven Development (TDD), Code Review, Continuous Delivery, Software Development Tools, Site Reliability Engineering, Regression Testing, Event Monitoring, Unit Testing, API Testing, Integration Testing, Incident Response, Performance Testing, Root Cause Analysis, Distributed Computing, CI/CD, Microservices
Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Apple iOS, iOS Development, Open Web Application Security Project (OWASP), Swift Programming, Role-Based Access Control (RBAC), Vulnerability Assessments, Mobile Security, Software Testing, Mobile Development, Secure Coding, Authentications, Unit Testing, Application Security, Encryption, Security Testing, IT Security Architecture, Network Security, Application Programming Interface (API), Authorization (Computing), Mobile Development Tools
Intermediate · Specialization · 1 - 3 Months

Packt
Skills you'll gain: Node.JS, Application Deployment, JavaScript Frameworks, Web Frameworks, Test Driven Development (TDD), Cloud Deployment, Authentications, Web Development, Development Testing, Full-Stack Web Development, Web Applications, Application Security, Javascript, CI/CD, Data Persistence, MongoDB, Restful API, Event-Driven Programming, Back-End Web Development, Front-End Web Development
Beginner · Course · 3 - 6 Months

Skills you'll gain: LangChain, Generative AI Agents, LLM Application, Data Persistence, Agentic systems, Artificial Intelligence and Machine Learning (AI/ML), Retrieval-Augmented Generation, AI Personalization, Artificial Intelligence, Data Storage, Embeddings, Context Management, Vector Databases, Application Programming Interface (API), Databases
Intermediate · Course · 1 - 3 Months
Coursera
Skills you'll gain: Machine Controls, Robotic Process Automation, Product Automation, Manufacturing Operations, Integration Testing, Workflow Management, Coordination, Application Programming Interface (API), Simulation and Simulation Software, Process Optimization, Process Improvement and Optimization
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Plotly, Pandas (Python Package), Interactive Data Visualization, Data Analysis, Data Visualization Software, Restful API, Application Programming Interface (API), Python Programming, Data Manipulation, Data Transformation, Data Preprocessing, Data Structures, Text Mining
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Infrastructure, Microsoft Azure, Infrastructure As A Service (IaaS), Data Processing, Big Data, Apache Spark, Artificial Intelligence and Machine Learning (AI/ML), Databricks, Infrastructure Security, Data Pipelines, Virtual Networking, Azure DevOps, Virtual Machines, Azure Active Directory, Analytics, Active Directory, Network Security, Model Deployment, Python Programming, Role-Based Access Control (RBAC)
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Full-Stack Web Development, Version Control, Web Development, Cloud Deployment, OAuth, Web Development Tools, Database Management, Bootstrap (Front-End Framework), Restful API, Web Services, Spring Framework, TypeScript, Software Development, Application Development, Web Servers, NoSQL
Intermediate · Course · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Data Manipulation, Data Cleansing, Data Integration, Data Preprocessing, Data Import/Export, Data Collection, Data Management, Web Scraping, Data Access, R Programming, MySQL, Application Programming Interface (API)
Mixed · Course · 1 - 4 Weeks