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.

Duke University
Skills you'll gain: Cloud Deployment, Cloud-Native Computing, Cloud Platforms, Application Deployment, Microservices, Cloud Computing, DevOps, Kubernetes, Cloud Management, Continuous Delivery, Containerization, Amazon Web Services, Serverless Computing, Virtual Machines, Performance Testing, Virtualization and Virtual Machines, System Monitoring, Flask (Web Framework), Performance Stress Testing, Continuous Monitoring
★ 4.4 (136) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: LangChain, LLM Application, Large Language Modeling, Prompt Engineering, API Design, MLOps (Machine Learning Operations), Performance Tuning, Microservices, Application Deployment, Kubernetes, Scalability, Site Reliability Engineering, DevOps, CI/CD, Docker (Software), Containerization, System Monitoring, Cloud Platforms, Python Programming, Security Controls
★ 3.3 (10) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Prompt Engineering, Retrieval-Augmented Generation, Agentic Workflows, AI Workflows, Generative AI Agents, Generative AI, LLM Application, Large Language Modeling, Agentic systems, Model Deployment, AI Integrations, Artificial Intelligence, Document Management, Web Applications, Application Programming Interface (API), Model Optimization, Workflow Management, Predictive Modeling, Data Integration, System Configuration
★ 4.4 (50) · Intermediate · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: File I/O, Memory Management, C and C++, C++ (Programming Language), Code Reusability, Vibe coding, API Design, Software Architecture, Software Design, Functional Design, Maintainability, Data Import/Export, Data Structures, AI literacy, AI Integrations, Data Validation, Performance Tuning, Secure Coding, Build Tools, Package and Software Management
Beginner · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Generative AI Agents, Java, Java Programming, Agentic systems, Agentic Workflows, AI Workflows, Generative AI, LLM Application, Tool Calling, OpenAI API, Application Development, Prompt Engineering, Large Language Modeling, Memory Management
★ 4.2 (25) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Google Cloud Platform, Model Deployment, Unstructured Data, MLOps (Machine Learning Operations), Tensorflow, Applied Machine Learning, Data Pipelines, Cloud API, Model Training, Machine Learning, Jupyter, Artificial Intelligence and Machine Learning (AI/ML)
★ 4.5 (31) · Intermediate · Course · 1 - 3 Months
Skills you'll gain: Django (Web Framework), Frontend Integration, React.js, API Testing, Authentications, Secure Coding, Performance Tuning, Scalability, JavaScript Frameworks, Test Tools, Unit Testing, Development Testing, Software Testing, Restful API, Javascript, Python Programming
★ 4.9 (29) · Advanced · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Microsoft Azure, Serverless Computing, Microsoft Power Automate/Flow, Microsoft Power Platform, Business Process Automation, Microsoft Development Tools, Event-Driven Programming, Cloud API, Application Programming Interface (API), Web Applications, Business Logic, GitHub
★ 4.2 (12) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Kubernetes, Application Deployment, Cloud-Native Computing, Scalability, Containerization, API Gateway, Devops Tools, Cloud Storage, Network Troubleshooting, Authentications, DevOps, Development Environment, Debugging, YAML, Software Installation, Network Routing, General Networking, Google Cloud Platform, Network Protocols, Application Programming Interface (API)
★ 4.7 (13) · Intermediate · Specialization · 1 - 3 Months

LearnQuest
Skills you'll gain: Restful API, Web Services, Java Platform Enterprise Edition (J2EE), Software Design, Java, Application Programming Interface (API), API Design, Web Applications, Object Oriented Design, Software Design Patterns, Software Architecture, Command-Line Interface
★ 4.3 (16) · Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: AWS Identity and Access Management (IAM), Amazon CloudWatch, Amazon Web Services, Identity and Access Management, AWS CloudFormation, Serverless Computing, Cloud Computing Architecture, Disaster Recovery, Infrastructure as Code (IaC), Cloud Infrastructure, Cloud Storage, Cloud Services, Amazon Elastic Compute Cloud, Amazon S3, Solution Architecture, Load Balancing, Amazon Redshift, Cloud Computing, Amazon DynamoDB, API Gateway
★ 3.9 (52) · Intermediate · Specialization · 3 - 6 Months
Skills you'll gain: Django (Web Framework), Application Programming Interface (API), Restful API, Web Development, Program Development, Event-Driven Programming, Python Programming, GitHub
★ 4.9 (27) · Advanced · Course · 1 - 4 Weeks