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.
Rutgers the State University of New Jersey
Skills you'll gain: Prompt Engineering, AI Integrations, Scalability, Large Language Modeling, Governmental Accounting, Unstructured Data, LLM Application, General Accounting, Financial Data, Generative AI, Accounting, Artificial Intelligence, Robotic Process Automation, Data Processing, Financial Reporting, Automation, Application Programming Interface (API), User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Fine-tuning, LLM Application, OpenAI API, Model Optimization, Large Language Modeling, Embeddings, OpenAI, Responsible AI, Cost Management, Artificial Intelligence
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AI Workflows, Agentic Workflows, AI Orchestration, Agentic systems, Generative AI Agents, Prompt Patterns, OpenAI, LLM Application, Artificial Intelligence and Machine Learning (AI/ML), Tool Calling, OpenAI API, Software Design Patterns, Development Environment, Application Programming Interface (API), Large Language Modeling
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Design, Memory Management, Software Design Patterns, Functional Design
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Microservices, Redis, API Design, Docker (Software), Software Design, .NET Framework, Software Architecture, Software Design Patterns, Containerization, Restful API, Integration Testing, Distributed Computing, PostgreSQL, Data Validation
Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Cloud Security, Open Web Application Security Project (OWASP), Data Governance, Data Management, Data Security, Cloud API, Secure Coding, Application Security, DevSecOps, Cloud Applications, Key Management, Encryption, Information Privacy, OAuth, Cloud Storage, API Gateway, Threat Modeling, Data Encryption Standard, Risk Management Framework
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Email Automation, AI literacy, Analytics, LLM Application, Customer Analysis, Job Analysis, Deepseek, DeepSeek API, Grammar, Customer Support, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: JavaScript Frameworks, Vue.JS, Front-End Web Development, Application Frameworks, Responsive Web Design, React.js, Application Programming Interface (API), Angular, Web Development, Cascading Style Sheets (CSS), Javascript, Application Deployment
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Azure, Cloud Management, Spring Framework, AI Integrations, Software As A Service, Java, Artificial Intelligence, Verification And Validation, Cloud Deployment, Spring Boot, Java Programming, Restful API, Application Development, Debugging
★ 4.9 (11) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Application Deployment, Distributed Computing, Service Oriented Architecture, Application Development, Web Services, Software Design Patterns
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Model Context Protocol, OpenAI API, Retrieval-Augmented Generation, OpenAI, AI Orchestration, 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, Application Deployment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AI Workflows, Prompt Engineering Tools, Agentic Workflows, Deepseek, Automation, Agentic systems, AI Integrations, Memory Management
Intermediate · Course · 3 - 6 Months