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: MLOps (Machine Learning Operations), Continuous Delivery, Applied Machine Learning, Cloud Engineering, Google Cloud Platform, Model Deployment, Cloud Applications, Cloud API, Cloud Deployment, Machine Learning, Microsoft Azure, Model Training, AI Workflows, Software Engineering, Computer Vision, Application Programming Interface (API)
★ 4.5 (96) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Frontend Integration, Restful API, Spring Boot, Full-Stack Web Development, React.js, IntelliJ IDEA, Spring Framework, Object-Relational Mapping, Web Services, JavaScript Frameworks, Front-End Web Development, YAML, Web Applications, Back-End Web Development, Data Access, Database Application, User Interface (UI), Context Management, Application Programming Interface (API), Databases
★ 4.6 (30) · Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, MLOps (Machine Learning Operations), Regression Testing, Kubernetes, Docker (Software), Feature Engineering, Containerization, Software Documentation, Data Pipelines, Git (Version Control System), Apache Airflow, Technical Documentation, Microservices, CI/CD, Unit Testing, API Design, Performance Metric, Python Programming, Version Control, Verification And Validation
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: LangChain, LLM Application, Hugging Face, Retrieval-Augmented Generation, Prompt Patterns, LangGraph, Model Deployment, AI Workflows, Large Language Modeling, AI Orchestration, Generative AI, Token Optimization, Generative Model Architectures, AI Integrations, Fine-tuning, Embeddings, Data Pipelines, Containerization, Restful API, Docker (Software)
★ 1.7 (7) · Intermediate · Specialization · 1 - 3 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

Board Infinity
Skills you'll gain: ASP.NET, Object Oriented Programming (OOP), Object Oriented Design, Web Design and Development, Application Frameworks, Frontend Integration, Programming Principles, API Design, Middleware, Back-End Web Development, Object-Relational Mapping, Model View Controller, Event-Driven Programming, User Interface (UI), Cascading Style Sheets (CSS), Maintainability, Code Reusability
★ 4.2 (49) · Beginner · Specialization · 1 - 3 Months

Macquarie University
Skills you'll gain: Security Testing, Cyber Threat Intelligence, Cyber Risk, AI Integrations, Cyber Attacks, Cyber Security Assessment, Cybersecurity, Security Controls, Threat Modeling, Security Strategy, Data Ethics, Security Engineering, Threat Detection, Data Governance, Data Security, Exploitation techniques, Security Management, Information Privacy, Emerging Technologies, Model Evaluation
★ 4.7 (32) · Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Cloud Security, Real Time Data, Digital Transformation, Cloud Management, Cloud Solutions, Serverless Computing, Google Cloud Platform, Cloud Infrastructure, Artificial Intelligence and Machine Learning (AI/ML), Cloud Platforms, Data Security, Application Programming Interface (API), Looker (Software), Cloud Deployment, Public Cloud, Model Training, IT Security Architecture, Business Intelligence, Cloud Services, Cloud Computing
★ 4.8 (45) · Beginner · Specialization · 3 - 6 Months

University of Pittsburgh
Skills you'll gain: Apache Hadoop, Cloud Computing, Cloud Deployment, Apache Spark, Web Services, Cloud Technologies, Cloud Services, Virtualization and Virtual Machines, Cloud Computing Architecture, PySpark, Cloud Infrastructure, Cloud Development, Distributed Computing, Data Processing, Cloud Storage, Docker (Software), Virtualization, Containerization, Restful API, Data Architecture
★ 4.6 (7) · Intermediate · Specialization · 1 - 3 Months

University of London
Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), JSON, HTML and CSS, Web Content Accessibility Guidelines, Javascript, Application Programming Interface (API), Web Design, Semantic Web, Usability, Web Applications, Web Development, Test Tools, Web Content, Front-End Web Development, Data Structures, Application Frameworks, Network Protocols, Data Ethics, Animations
★ 4.8 (13) · Beginner · Specialization · 1 - 3 Months

LearnKartS
Skills you'll gain: Agentic systems, Model Context Protocol, Vector Databases, Gemini, Generative AI Agents, Google Gemini, Retrieval-Augmented Generation, Artificial Intelligence, Generative AI, Embeddings, MongoDB, Node.JS, API Design, TypeScript, PostgreSQL, Web Applications, Systems Architecture, Database Management, Debugging, Machine Learning
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: ASP.NET, Model View Controller, .NET Framework, Order Management, Object-Relational Mapping, Application Deployment, User Accounts, Order Management Systems, Database Management, Data Access, User Interface (UI) Design, Full-Stack Web Development, Cloud Deployment, Web Development, Authentications, Web Applications, User Interface and User Experience (UI/UX) Design, Cloud Applications, UI Components, User Interface (UI)
Intermediate · Specialization · 3 - 6 Months