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: Prompt Engineering, Generative AI, Retrieval-Augmented Generation, Generative Model Architectures, Prompt Patterns, ChatGPT, OpenAI, Large Language Modeling, OpenAI API, GitHub Copilot, AI literacy, Hugging Face, Fine-tuning, Responsible AI, Python Programming, Machine Learning
★ 4.5 (250) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Multimodal Prompts, LLM Application, OpenAI API, AI powered creativity, AI Integrations, Large Language Modeling, Embeddings, Prompt Engineering, AI Personalization, Retrieval-Augmented Generation, Web Applications, Flask (Web Framework), Web Development, Software Development
★ 4.6 (63) · Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Model View Controller, Spring Framework, Restful API, Spring Boot, Web Services, Frontend Integration, JSON, YAML, Web Applications, Configuration Management, Angular, Java Programming, Software Architecture, Extensible Markup Language (XML)
★ 4.1 (224) · Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Natural Language Processing, Large Language Modeling, Transfer Learning, Tensorflow, Google Cloud Platform, Keras (Neural Network Library), Recurrent Neural Networks (RNNs), Embeddings, Deep Learning, AI Workflows, Artificial Neural Networks, Cloud API, Feature Engineering, Model Training
★ 4.4 (540) · Advanced · Course · 1 - 3 Months

University at Buffalo
Skills you'll gain: Blockchain, Test Driven Development (TDD), Development Testing, Test Script Development, Application Development, Application Design, Application Frameworks, Integrated Development Environments, Web Development Tools, Software Architecture, Web Applications, Development Environment, Frontend Integration, Application Deployment, Application Programming Interface (API), Software Development Tools, Interoperability, Command-Line Interface
★ 4.5 (1.2K) · Intermediate · Course · 1 - 4 Weeks

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: Flutter (Software), Mobile Development, iOS Development, Apple iOS, Mobile Development Tools, User Interface (UI), User Interface (UI) Design, Android Development, Other Mobile Programming Languages, User Interface and User Experience (UI/UX) Design, Application Development, UI Components, Cross Platform Development, Application Programming Interface (API), Software Development Tools, Application Frameworks, Development Environment, Debugging, Software Development
★ 4.4 (170) · Beginner · Course · 1 - 3 Months
Skills you'll gain: OS Process Management, Operating Systems, C (Programming Language), Memory Management, System Programming, Virtualization, System Software, Virtualization and Virtual Machines, C and C++, Programming Principles, Application Programming Interface (API)
★ 4.5 (185) · Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Microsoft Azure, Serverless Computing, Cloud Development, Microsoft Power Automate/Flow, Event-Driven Programming, Cloud-Based Integration, Business Process Automation, Application Programming Interface (API), Webhook Security, GitHub
★ 4.4 (136) · Intermediate · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Amazon Bedrock, Prompt Engineering, Responsible AI, Generative AI, Large Language Modeling, LLM Application, AI literacy, Amazon Web Services, AI Integrations, Application Programming Interface (API)
★ 4.6 (63) · Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Microservices, Spring Boot, API Testing, Spring Framework, IntelliJ IDEA, Java Programming, Restful API, Object Oriented Programming (OOP), Java, Object Oriented Design, Application Programming Interface (API), Systems Architecture, Application Deployment, Software Architecture, API Design, Integrated Development Environments, Data Persistence, Scalability, Service Oriented Architecture, Web Applications
★ 4.3 (66) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: LangChain, LLM Application, Large Language Modeling, AI Workflows, Retrieval-Augmented Generation, Embeddings, Generative AI, Tool Calling, Fine-tuning, Prompt Engineering, PyTorch (Machine Learning Library), Tensorflow, Semantic Web, Natural Language Processing, Artificial Intelligence, Application Development, Analytical Skills, Application Programming Interface (API), Supervised Learning, Computer Programming Tools
★ 3.4 (24) · Beginner · Specialization · 1 - 3 Months