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: AI Workflows, ASP.NET, Embeddings, AI Personalization, Document Management, Context Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Plotly, Object Oriented Programming (OOP), Matplotlib, Pandas (Python Package), Plot (Graphics), Interactive Data Visualization, Data Visualization, Seaborn, Data Analysis, File I/O, Data Visualization Software, NumPy, Data Structures, Restful API, Python Programming, Application Programming Interface (API), Data Manipulation, Programming Principles, Computer Programming, Program Development
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: LangChain, LLM Application, OpenAI API, Large Language Modeling, Prompt Engineering, Generative AI, Application Development, Web Applications, Python Programming, Web Development
★ 3.4 (11) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Kubernetes, Docker (Software), Prometheus (Software), Cloud-Native Computing, Containerization, Package and Software Management, CI/CD, Grafana, DevOps, YAML, Application Deployment, Role-Based Access Control (RBAC), Application Programming Interface (API)
★ 5 (7) · Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Web Scraping, Data Integration, Data Cleansing, Data Import/Export, Data Quality, Data Preprocessing, Data Processing, Data Collection, SQL, Databases, Query Languages, Extensible Markup Language (XML), Pandas (Python Package), Application Programming Interface (API)
★ 4.5 (16) · Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: ASP.NET, Responsive Web Design, Web Design and Development, .NET Framework, Web Design, Web Applications, Full-Stack Web Development, Microsoft Copilot, Performance Tuning, Frontend Integration, Web Development, Restful API, Frontend Performance, Authentications, Data Modeling, Back-End Web Development, API Design, UI Components, Systems Integration, AI Workflows
★ 4.6 (12) · Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Simple Object Access Protocol (SOAP), Restful API, Web Services, Hypertext Markup Language (HTML), HTML and CSS, Java Platform Enterprise Edition (J2EE), Software Design, Java, Extensible Markup Language (XML), Application Programming Interface (API), API Design, Software Design Patterns, Software Architecture, Web Design, Web Design and Development, Web Applications, Front-End Web Development, Web Development, Program Development, Command-Line Interface
★ 4.2 (32) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Predictive Modeling, Data Preprocessing, Django (Web Framework), Data Visualization, Plot (Graphics), Predictive Analytics, Statistical Visualization, Model Training, Model Evaluation, File I/O, Application Programming Interface (API), Programming Principles, Databases, Development Environment, Web Applications, Code Reusability, Data Management, Functional Design, Memory Management, Data Validation
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: ASP.NET, .NET Framework, Software Design Patterns, Software Design, Maintainability, Software Architecture, Object Oriented Design, C# (Programming Language), Microsoft Visual Studio, Application Programming Interface (API), UI Components, API Design, Application Frameworks, Restful API, Development Testing, User Interface (UI), Object-Relational Mapping, Debugging, Unit Testing, Web Design and Development
Intermediate · Course · 1 - 3 Months

JetBrains
Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, LLM Application, Embeddings, OpenAI API, AI Integrations, Large Language Modeling, API Design, Agentic Workflows, Generative AI Agents, Generative AI, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Agentic systems, Python Programming, Machine Learning Methods, Docker (Software), Integrated Development Environments, Machine Learning Algorithms, Data Science
★ 4.9 (12) · Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Responsive Web Design, Cloud Deployment, Web Design, Database Development, Database Systems, Front-End Web Development, Application Programming Interface (API), Full-Stack Web Development, Amazon Web Services, Cloud Computing, User Interface (UI), Authentications, Development Environment, Web Applications, Frontend Performance, Cascading Style Sheets (CSS), Continuous Deployment, Web Frameworks, Continuous Integration, Frontend Integration
Advanced · Specialization · 1 - 3 Months

LearnKartS
Skills you'll gain: Spring Framework, Java, Spring Boot, Java Programming, Hibernate (Java), Web Development, Web Servers, Web Components, Servers, Application Deployment, Databases
★ 3.8 (14) · Intermediate · Course · 1 - 3 Months