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: Database Management Systems, NoSQL, Database Design, Systems Architecture, Transaction Processing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Docker (Software), Containerization, Microservices, ASP.NET, Software Architecture, .NET Framework, Microsoft Visual Studio, Cloud-Native Computing, Restful API, C# (Programming Language), Software Development, Software Design Patterns, Scalability, Maintainability
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Gemini, Gemini, Generative AI, Google Cloud Platform, Multimodal Prompts, LLM Application, Prompt Engineering, Application Programming Interface (API), Cloud-Based Integration, Model Evaluation, Application Development
★ 4.7 (11) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Troubleshooting, Network Monitoring, Network Security, Firewall, Ansible, Network Performance Management, Network Infrastructure, Network Protocols, Security Controls, Event Monitoring, Puppet (Configuration Management Tool), IT Automation, Chef (Configuration Management Tool), Real Time Data, JSON, Automation, Identity and Access Management, Restful API, Application Programming Interface (API)
★ 4.7 (6) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Spring Framework, Version Control, Spring Boot, Hibernate (Java), Object-Relational Mapping, GitHub, Git (Version Control System), Java Programming, Java, Software Configuration Management, Software Documentation, Development Environment, JUnit, Restful API, Application Performance Management, Model View Controller, Back-End Web Development, User Accounts, Authentications, Application Programming Interface (API)
★ 4.3 (8) · Intermediate · Course · 3 - 6 Months

Skills you'll gain: Postman API Platform, Personalized Campaigns, API Testing, Marketing Automation, Content Management Systems, Application Programming Interface (API), Drupal, Restful API, Data Mapping, Workflow Management, Data Integration, Security Controls, Compliance Management, Data Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, GitHub Copilot, AI Workflows, Generative AI, AI Integrations, Software Design, API Design, AI Security, Software Development, Automation
Intermediate · Course · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Prompt Engineering, LLM Application, Generative AI Agents, Vibe coding, Agentic Workflows, Agentic systems, Sales Enablement, Large Language Modeling, Email Automation, AI Workflows, Sales Process, Marketing Automation, Sales Development, Lead Generation, AI Integrations, Development Environment, Application Deployment, Web Development Tools
Mixed · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: LLM Application, Test Case, Large Language Modeling, Code Reusability, Software Documentation, Prompt Engineering, Debugging, Software Testing
Beginner · Project · Less Than 2 Hours

Simplilearn
Skills you'll gain: API Testing, Performance Testing, Performance Stress Testing, Test Script Development, Application Programming Interface (API), Test Tools, Software Testing, Test Planning, Scenario Testing, System Testing, Scripting, Simulations, Scalability, Software Installation
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Full-Stack Web Development, React.js, UI Components, Web Applications, Scalability, JavaScript Frameworks, Web Development Tools, Data Access, Query Languages, Database Application, Back-End Web Development, Database Development, Databases, Front-End Web Development, Web Design, Software Design, Server Side, Code Reusability, Web Development, Software Development
★ 4.8 (6) · Intermediate · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Full-Stack Web Development, Retrieval-Augmented Generation, Web Applications, JavaScript Frameworks, React.js, LLM Application, Web Development, Javascript, Tool Calling, Agentic Workflows, Generative AI Agents, Data Persistence
★ 4.7 (16) · Beginner · Project · Less Than 2 Hours