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: Responsible AI, Database Management, Back-End Web Development, Generative AI, Performance Tuning, Database Development, API Design, Application Programming Interface (API), AI Integrations, Databases, AI literacy, Artificial Intelligence, Risk Management
★ 4.5 (23) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, CI/CD, Model View Controller, ASP.NET, Cloud Infrastructure, Continuous Deployment, Load Balancing, OAuth, Continuous Integration, Continuous Delivery, Cloud Computing, Cloud Applications, Cloud Deployment, Application Deployment, Cloud Computing Architecture, API Design, Web Applications, Web Development, .NET Framework, Microservices
★ 4.9 (172) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Keras (Neural Network Library), Model Optimization, Artificial Neural Networks, Applied Machine Learning, Model Training, Deep Learning, Python Programming, Performance Tuning, Machine Learning
★ 4.6 (71) · Intermediate · Guided Project · Less Than 2 Hours

Edureka
Skills you'll gain: Performance Tuning, Web Development, Web Applications, Software Architecture, Other Programming Languages, Network Security, Memory Management
★ 2.8 (14) · Beginner · Course · 1 - 3 Months

Skills you'll gain: GitHub Copilot
Intermediate · Course · 3 - 6 Months

Skills you'll gain: OpenAI API, Generative Model Architectures, AI Integrations, Hugging Face, Artificial Intelligence and Machine Learning (AI/ML), Object Oriented Programming (OOP), AI literacy
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Frontend Integration, Application Programming Interface (API), API Gateway, Secure Coding, Cloud Development, Cloud Deployment, Database Development, Maintainability, Dataflow, Application Deployment, Server Side, Web Applications, Authentications, Authorization (Computing), Data Access
★ 4 (7) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Model Evaluation, OpenAI API, Fine-tuning, Model Training, Data Preprocessing, OpenAI, Large Language Modeling, Real Time Data, Data Processing, Performance Testing, LLM Application, Data Manipulation, Generative AI, Python Programming, Customer Analysis, Machine Learning, Customer Complaint Resolution
★ 4.1 (12) · Intermediate · Guided Project · Less Than 2 Hours

Vanderbilt University
Skills you'll gain: Generative AI Agents, Agentic Workflows, Debugging, TypeScript, Agentic systems, AI Orchestration, AI Workflows, Node.JS, OpenAI API, Generative AI, Program Development, Artificial Intelligence, LLM Application, Programming Principles, Maintainability, Prompt Engineering, Application Frameworks, Javascript, Large Language Modeling, File Systems
★ 4 (7) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Frontend Integration, React.js, Full-Stack Web Development, JavaScript Frameworks, Restful API, Front-End Web Development, Back-End Web Development, Spring Boot, Web Applications, User Interface (UI), User Interface (UI) Design, Data Persistence
★ 4.8 (16) · Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Retrieval-Augmented Generation, LangChain, AI Orchestration, SQL, LLM Application, Query Languages, Generative AI Agents, OpenAI API, Microsoft Azure, Tool Calling, OpenAI, Natural Language Processing, Large Language Modeling
★ 4.5 (54) · Beginner · Project · Less Than 2 Hours

Duke University
Skills you'll gain: Web Scraping, Extensible Markup Language (XML), Web Development Tools, Scripting, Hypertext Markup Language (HTML), Web Applications, Python Programming
★ 3.1 (19) · Intermediate · Guided Project · Less Than 2 Hours