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 at Buffalo
Skills you'll gain: Blockchain, Test Driven Development (TDD), Cryptography, Development Testing, Application Development, Transaction Processing, Emerging Technologies, Integrated Development Environments, Software Architecture, Network Protocols, Encryption, Web Applications, Program Development, Distributed Computing, Application Programming Interface (API), Microsoft Azure, FinTech, Development Environment, Web Language, Web Development Tools
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Command-Line Interface, C# (Programming Language), .NET Framework, Performance Tuning, Microsoft Visual Studio, Application Design, Application Programming Interface (API), Software Development Tools, File I/O, Authentications, Application Security, Software Testing, Unit Testing, Debugging
Beginner · Course · 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

Skills you'll gain: Plotly, Object Oriented Programming (OOP), Matplotlib, Pandas (Python Package), Data Visualization, Interactive Data Visualization, Seaborn, Data Analysis, NumPy, Data Visualization Software, Data Structures, Restful API, Python Programming, Application Programming Interface (API), Scatter Plots, Data Manipulation, Programming Principles, Computer Programming, Data Transformation, Program Development
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Node.JS, Full-Stack Web Development, Server Side, Restful API, Angular, Middleware, Application Deployment, Authentications, Javascript, MongoDB, Application Programming Interface (API), Back-End Web Development, Front-End Web Development, JSON, Development Environment
Beginner · Course · 1 - 3 Months

Pragmatic AI Labs
Skills you'll gain: AI Security, Code Review, Secure Coding, Microsoft Copilot, Anthropic Claude, Security Testing, Prompt Patterns, LLM Application, OpenAI API, Generative AI, Large Language Modeling, Open Web Application Security Project (OWASP), Verification And Validation, AI Workflows, Generative AI Agents, Responsible AI, Vulnerability Scanning, AI Enablement, Prompt Engineering, GitHub
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AI Workflows, Agentic Workflows, Prompt Patterns, Tool Calling, OpenAI API, Artificial Intelligence, Software Design Patterns, Prompt Engineering, Development Environment, Python Programming
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Agentic systems, Generative AI, Responsible AI, AI Security, AI Workflows, Artificial Intelligence, Prompt Engineering, LLM Application, LangChain, Data Ethics, Restful API, Automation, Natural Language Processing, Python Programming
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Model Context Protocol, Model Deployment, AI Orchestration, AI Workflows, LangGraph, Agentic systems, Middleware, Scalability, Interoperability, LLM Application, Application Deployment, Artificial Intelligence and Machine Learning (AI/ML), LangChain, Prompt Engineering, Artificial Intelligence, Generative AI, Google Gemini, Application Programming Interface (API), Python Programming, Performance Analysis
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Model Deployment, MLOps (Machine Learning Operations), Apache Airflow, Data Pipelines, Apache Kafka, DevOps, CI/CD, Apache Spark, Pandas (Python Package), Deep Learning, Applied Machine Learning, Machine Learning, Data Governance, Supervised Learning, Flask (Web Framework), Grafana, Python Programming, Automation, Unsupervised Learning, Continuous Monitoring
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Responsible AI, Retrieval-Augmented Generation, Generative AI, Microsoft Copilot, Microsoft Azure, OpenAI API, Prompt Engineering, AI Security, OpenAI, Model Deployment, Microsoft Power Platform, LLM Application, AI Workflows, Microsoft Office, Natural Language Processing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: ASP.NET, Middleware, .NET Framework, C# (Programming Language), Model View Controller, Back-End Web Development, Web Development, Restful API, Server Side, Full-Stack Web Development, Web Applications, Application Frameworks, Object-Relational Mapping, Microsoft SQL Servers, Data Validation, Data Migration
Intermediate · Course · 1 - 3 Months