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.

Coursera
Skills you'll gain: AI Security, Threat Modeling, Open Web Application Security Project (OWASP), Security Testing, Retrieval-Augmented Generation, Software Architecture, API Design, Test Automation, Vulnerability Management, Agentic systems, Systems Design, Model Evaluation, Test Driven Development (TDD), CI/CD, Python Programming, Continuous Deployment, Dependency Analysis, Large Language Modeling, Machine Learning, Performance Analysis
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: LLM Application, Tool Calling, Large Language Modeling, Retrieval-Augmented Generation, Command-Line Interface, Embeddings, Python Programming, Application Development, Vector Databases, User Interface (UI), Software Installation, Restful API, Development Environment
Intermediate · Course · 1 - 3 Months

Skills you'll gain: MongoDB, Restful API, API Design, NoSQL, Database Development, Node.JS, Query Languages, Database Management, Distributed Computing, Database Design, Database Architecture and Administration, Performance Tuning, Data Architecture, Scalability, Data Modeling, Data Validation
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: LLM Application, Large Language Modeling, Model Deployment, Embeddings, Application Programming Interface (API), Restful API, Natural Language Processing, Command-Line Interface, Machine Learning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microservices, Scalability, Software Architecture, CI/CD, API Gateway, Systems Architecture, Containerization, Software Design, Serverless Computing, Application Design, Solution Architecture, Docker (Software), Software Design Patterns, Systems Design, Kubernetes, Service Oriented Architecture, Event-Driven Programming, Transaction Processing, Cloud Deployment, Data Management
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Integrity, Data Integration, Power BI, Data Maintenance, Database Management, Microsoft SQL Servers, Relational Databases, Databases, Application Programming Interface (API), Dashboard, Data Visualization, Interactive Data Visualization, Business Intelligence, Data Security, Systems Integration, Role-Based Access Control (RBAC), Auditing, Real Time Data, Data Encryption Standard
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Google App Engine, Cloud Deployment, Cloud Applications, Google Cloud Platform, Application Deployment, Cloud API, Web Applications, Cloud Services, Flask (Web Framework), Data Access, Cloud Storage, Image Analysis
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Model Evaluation, OpenAI API, Data Preprocessing, OpenAI, Large Language Modeling, Real Time Data, Data Manipulation, Generative AI, Python Programming, Unstructured Data, Performance Metric, Machine Learning, JSON
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Google Cloud Platform, Cloud API, Natural Language Processing, Configuration Management
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Prompt Engineering, OpenAI API, LangChain, ChatGPT, Prompt Patterns, Generative AI, LLM Application, Large Language Modeling, Application Programming Interface (API), Application Development
Intermediate · Course · 3 - 6 Months

Board Infinity
Skills you'll gain: Query Languages, Data Analysis, Software Installation, Performance Tuning, Distributed Computing, Scalability, Data Modeling, Cloud Deployment
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: JavaScript Frameworks, Application Programming Interface (API), Property Management Systems, React.js, Authentications, OAuth, Server Side, Frontend Integration, Databases, Cloud Hosting, Image Quality, User Interface (UI), Application Deployment
Intermediate · Course · 1 - 3 Months