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 Illinois Urbana-Champaign
Skills you'll gain: Data Storytelling, Business Analytics, Data Visualization Software, Analytical Skills, Exploratory Data Analysis, Data Quality, Data Analysis, Data-Driven Decision-Making, Extract, Transform, Load, Analytics, Data Manipulation, Descriptive Statistics, Data Processing, SQL, Python Programming, Application Programming Interface (API)
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Secure Coding, Application Security, Security Testing, Software Development Methodologies, Configuration Management, Software Development, Software Configuration Management, Systems Development Life Cycle, Software Development Life Cycle, Package and Software Management, Software Testing, Security Engineering, API Testing, Application Programming Interface (API), Cloud Security, Process Driven Development, Risk Management Framework
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: LangChain, LLM Application, Hugging Face, Retrieval-Augmented Generation, Prompt Patterns, LangGraph, Model Deployment, AI Workflows, Large Language Modeling, AI Orchestration, Generative AI, Token Optimization, Generative Model Architectures, AI Integrations, Fine-tuning, Embeddings, Data Pipelines, Containerization, Restful API, Docker (Software)
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Kubernetes, Application Deployment, API Gateway, Cloud-Native Computing, Containerization, Network Troubleshooting, Data Storage, Devops Tools, Network Administration, Infrastructure Security, Role-Based Access Control (RBAC), YAML, Security Controls, Linux Administration, Data Storage Technologies, General Networking, Problem Management, Network Security, Test Tools, Scenario Testing
Intermediate · Specialization · 1 - 3 Months

LearnQuest
Skills you'll gain: Spring Framework, Object-Relational Mapping, Transaction Processing, Data Persistence, Spring Boot, Database Management, Database Systems, Data Access, Restful API, Web Services, Data Management
Intermediate · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Network Model, Network Protocols, IT Automation, Network Routing, Data Modeling, Extensible Markup Language (XML), JSON, Automation, Restful API, Application Programming Interface (API), Configuration Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, Generative Model Architectures, Large Language Modeling, LLM Application, Generative Adversarial Networks (GANs), Retrieval-Augmented Generation, OpenAI, Hugging Face, OpenAI API, Multimodal Prompts, Responsible AI, AI Security, Autoencoders, Model Deployment, Fine-tuning, Application Deployment
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Database Design, Frontend Integration, Continuous Integration, Restful API, Database Development, Docker (Software), Model View Controller, Front-End Web Development, Relational Databases, Databases, Web Design and Development, User Story, CI/CD, Java, Java Programming, Database Application, Full-Stack Web Development, Spring Boot, Back-End Web Development, Software Design Documents
Advanced · Course · 1 - 3 Months

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

Skills you'll gain: Retrieval-Augmented Generation, Model Context Protocol, Agentic Workflows, Agentic systems, Generative AI Agents, Anthropic Claude, AI Integrations, Tool Calling, LLM Application, Generative AI, Automation, Scalability, Application Programming Interface (API), Servers, Python Programming
Intermediate · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Public Cloud, Cloud Computing Architecture, Cloud Computing, Application Programming Interface (API), Cloud Services, Scalability, Cloud Platforms, Amazon Web Services, Cloud Engineering, Infrastructure As A Service (IaaS), Technical Services, Systems Administration, Solution Architecture, Security Engineering
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Django (Web Framework), Application Programming Interface (API), Restful API, Web Development, Program Development, Event-Driven Programming, Python Programming, GitHub
Advanced · Course · 1 - 4 Weeks