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: PHP (Scripting Language), MySQL, WordPress, Web Applications, Application Programming Interface (API), Web Development, Content Management Systems, Restful API, DevOps, Linux, Full-Stack Web Development, Data Store, Command-Line Interface, Back-End Web Development, Server Side, Secure Coding, Scripting, Database Management, SQL, Javascript
Intermediate · Course · 1 - 3 Months

Skills you'll gain: ChatGPT, Prompt Engineering, Software Development Tools, Test Automation, Technical Design, Docker (Software), Technical Documentation, Unit Testing, Application Deployment, Application Programming Interface (API), Application Development, Technical Communication
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Java Programming, Functional Design, Performance Tuning, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

H2O.ai
Skills you'll gain: Retrieval-Augmented Generation, Large Language Modeling, AI Enablement, Generative AI, Web Applications, Artificial Intelligence, Data Processing, Prompt Engineering, Agentic systems, Application Development, Application Programming Interface (API), Automation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microsoft Azure, Real Time Data, Serverless Computing, Cloud Applications, Virtual Machines, Cloud Computing Architecture, Microservices, Event-Driven Programming, Solution Architecture, Infrastructure As A Service (IaaS), Cloud Services, Containerization, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Infrastructure as Code (IaC), Cloud Deployment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, DevOps, YAML, Continuous Deployment, Application Programming Interface (API), Authorization (Computing), Application Deployment, Role-Based Access Control (RBAC), Application Security, Authentications, Configuration Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Test Tools, System Testing, Application Programming Interface (API), User Acceptance Testing (UAT), Acceptance Testing, Testability
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: React.js, ChatGPT, Application Deployment, JavaScript Frameworks, Front-End Web Development, Data Persistence, UI Components, Application Programming Interface (API), Debugging, User Interface (UI), User Experience Design
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Kubernetes, Network Troubleshooting, Authentications, Debugging, Event Monitoring, System Monitoring, Application Deployment, API Design, Application Programming Interface (API), Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Node.JS, MongoDB, Back-End Web Development, Server Side, Full-Stack Web Development, Web Development Tools, Web Applications, Scalability, Javascript, Operating Systems, NoSQL, Event-Driven Programming, File Systems, Application Programming Interface (API), JSON, Database Management, Package and Software Management
Intermediate · Course · 1 - 4 Weeks

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