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: Email Automation, Site Reliability Engineering, AI Integrations, Business Process Automation, AI Workflows, Quality Monitoring, IT Automation, Quality Assurance, Automation, Model Optimization, Service Level, Document Management, Prompt Engineering, Debugging
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Unit Testing, Angular, Software Testing, Development Testing, Test Case, Frontend Performance, Software Architecture, Software Design, Application Programming Interface (API), Restful API, Frontend Integration, Performance Tuning, Enterprise Architecture, Authentications, Authorization (Computing), Scalability, Dataflow, TypeScript, Role-Based Access Control (RBAC)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Jest (JavaScript Testing Framework), Cloud Deployment, Software Testing, Web Development, Full-Stack Web Development, Real Time Data, Application Programming Interface (API), Authentications, Context Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Model Context Protocol, AI Integrations, Email Automation, GitHub, Version Control, Gmail, Automation, Artificial Intelligence and Machine Learning (AI/ML), Docker (Software), Application Programming Interface (API), API Testing, Software Development Tools, Containerization, Cloud Development, Development Environment, File Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: MLOps (Machine Learning Operations), Continuous Integration, Artificial Intelligence and Machine Learning (AI/ML), Service Level Agreement, Performance Stress Testing, Performance Measurement, Performance Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Transaction Processing, File I/O, Data Access, Dataflow, Data Persistence, Database Management, Stored Procedure, SQL, Data Integrity, Databases, Secure Coding, File Systems
Intermediate · Course · 1 - 4 Weeks

H2O.ai
Skills you'll gain: Retrieval-Augmented Generation, LLM Application, Large Language Modeling, Generative AI Agents, Agentic Workflows, Document Management, Generative AI, AI Workflows, Web Applications, Artificial Intelligence, Agentic systems, Model Optimization, Application Programming Interface (API), Workflow Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: API Testing, Test Automation, Test Case, Test Tools, Test Execution Engine, Application Programming Interface (API), System Monitoring, Restful API, Scenario Testing, Jenkins, CI/CD, Test Data, Azure DevOps Pipelines, Azure DevOps, Query Languages, Data Validation, Scalability, Distributed Computing
Advanced · Course · 1 - 4 Weeks

Pragmatic AI Labs
Skills you'll gain: GitHub, Package and Software Management, Okta, Azure Active Directory, Security Assertion Markup Language (SAML), Enterprise Application Management, Single Sign-On (SSO), Git (Version Control System), Continuous Integration, CI/CD, Authorization (Computing), Role-Based Access Control (RBAC), Enterprise Security, Identity and Access Management, Apache Maven, User Provisioning, MLOps (Machine Learning Operations), Containerization, Security Strategy, Automation
Beginner · Course · 1 - 4 Weeks

Fudan University
Skills you'll gain: Unity Engine, Mobile Development, Video Game Development, Android Development, Cloud Deployment, Game Design, Application Deployment, Android (Operating System), Mobile Development Tools, Back-End Web Development, Cloud Development, Cloud Applications, Digital Analysis, Data Analysis Software, Data Integration, Data Store, Event Monitoring, User Accounts, Numerical Analysis
Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Agentic systems, Tool Calling, Agentic Workflows, Generative AI Agents, Gemini, Google Gemini, LLM Application, AI Integrations, OpenAI, Middleware, Angular, Development Environment, Systems Architecture, Node.JS, Frontend Integration, Debugging, JSON, Data Validation
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Webpack, Full-Stack Web Development, JSON, Web Development Tools, HTML and CSS, Application Programming Interface (API), Javascript, Web Development, Web Applications, Browser Compatibility, Authentications
Intermediate · Course · 1 - 3 Months