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.

Skills you'll gain: Hugging Face, LLM Application, LangChain, Large Language Modeling, OpenAI, Natural Language Processing, Generative AI Agents, ChatGPT, AI Integrations, Token Optimization, Responsible AI, Fine-tuning, Embeddings, Application Programming Interface (API), Data Pipelines, Restful API, Agentic systems, Open Source Technology, MLOps (Machine Learning Operations), Python Programming
★ 1.7 (6) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Model Context Protocol, OpenAI API, Retrieval-Augmented Generation, OpenAI, Generative AI Agents, Agentic Workflows, Embeddings, ChatGPT, Agentic systems, Vector Databases, Generative AI, Artificial Intelligence, Memory Management, Context Management, Model Evaluation, Application Programming Interface (API), Python Programming, Document Management, Scalability, Application Deployment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Python Programming
★ 4.8 (23) · Intermediate · Course · 3 - 6 Months

Skills you'll gain: MySQL, Google Cloud Platform, Data Mining, Microsoft SQL Servers, Cloud API, PostgreSQL, Metadata Management, Cloud Management
★ 4.8 (12) · Beginner · Project · Less Than 2 Hours

Skills you'll gain: Frontend Integration, Restful API, Full-Stack Web Development, React.js, Application Programming Interface (API), Web Services, Spring Boot, Front-End Web Development, Web Applications, MongoDB, UI Components, NoSQL, Data Persistence, Data Access
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: White-Box Testing, Performance Testing, Maintainability, Test Tools, Software Testing, Code Review, Test Automation, Software Technical Review, Test Planning, Scripting, Risk Analysis, Performance Stress Testing, Software Quality Assurance, Application Security, Test Script Development, Continuous Integration, Code Coverage, Test Case, Quality Assurance, Security Testing
★ 3.9 (15) · Advanced · Specialization · 1 - 3 Months

LearnKartS
Skills you'll gain: Agentic systems, Generative AI Agents, Front-End Web Development, Google Gemini, Model Context Protocol, AI Integrations, OpenAI API, Artificial Intelligence, Frontend Performance, Frontend Integration, ChatGPT, LLM Application, TypeScript, Generative AI, Web Applications, Software Architecture, Node.JS, User Interface and User Experience (UI/UX) Design, Data Integration, Machine Learning
Beginner · Course · 1 - 4 Weeks

Advancing Women in Tech
Skills you'll gain: Software Architecture, Systems Architecture, Systems Design, Technical Management, Software Design, API Design, System Design and Implementation, Technical Product Management, Cross-Functional Team Leadership, Engineering Management, Program Management, Microservices, Product Management, Cross-Functional Collaboration, Solution Architecture, Leadership and Management, Application Programming Interface (API), Amazon Web Services, Management Reporting
★ 4.6 (19) · Mixed · Course · 1 - 4 Weeks

University of London
Skills you'll gain: JSON, Restful API, Javascript, Application Programming Interface (API), Web Services, Hypertext Markup Language (HTML), Front-End Web Development, Data Structures
★ 4.8 (6) · Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Node.JS, Full-Stack Web Development, Web Applications, Authentications, Server Side, JavaScript Frameworks, Back-End Web Development, Restful API, Middleware, Database Application, Dataflow, Data Validation, NoSQL, TypeScript, Application Programming Interface (API), Object-Relational Mapping, Authorization (Computing), MongoDB, Databases, MySQL
★ 4.8 (8) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Serverless Computing, Application Deployment, Cloud Deployment, Cloud Applications, Cloud API, Google Cloud Platform, Cloud Storage, Cloud Services, File Management, Data Migration, Document Management
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Microservices, Service Level, Cloud Infrastructure, API Design, Google App Engine, Restful API, Cloud Computing Architecture, Service Level Agreement, Kubernetes, CI/CD, Google Cloud Platform, Cloud Deployment, Application Design, Application Deployment, Site Reliability Engineering, Cloud Security, Infrastructure As A Service (IaaS), Devops Tools, Cloud-Native Computing, DevOps
★ 4.9 (227) · Intermediate · Course · 1 - 3 Months