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.

Board Infinity
Skills you'll gain: Object-Relational Mapping, Database Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: React.js, Web Content Accessibility Guidelines, Game Design, Front-End Web Development, Application Programming Interface (API), User Interface (UI), Web Components, Usability, JavaScript Frameworks, Web Development Tools, Web Frameworks, Debugging, Web Development
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Microsoft Power Automate/Flow, Microsoft Power Platform, Microsoft 365, Data Integration, Digital Transformation, React.js, Frontend Performance, Business Process Automation, Web Development Tools, Automation, Process Optimization, Application Programming Interface (API), Data Transformation, Integration Testing, UI Components, Development Testing, Authentications
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, Application Security, Containerization, Threat Detection, Encryption, Infrastructure Security, Security Engineering, Network Security, Hardening, Scenario Testing, Continuous Monitoring, Virtual Networking, Authorization (Computing), Authentications, YAML
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Applications, Cloud Development, Application Development, Google Cloud Platform, API Gateway, Application Programming Interface (API), Cloud API, Serverless Computing, Authentications, Identity and Access Management, Secure Coding, Node.JS, Event-Driven Programming, Back-End Web Development, Authorization (Computing)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Containerization, Docker (Software), Cloud Computing Architecture, Microservices, Amazon Redshift, Analytics, Cloud Infrastructure, Software Architecture, Systems Architecture, Redis, Event-Driven Programming
Advanced · Course · 1 - 3 Months

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: Virtual Networking, VMware ESX Servers, Virtual Local Area Network (VLAN), Network Model, Software Installation, Command-Line Interface, Virtualization, Network Troubleshooting, Computing Platforms, General Networking, System Configuration, User Interface (UI), Simulations, Remote Access Systems, Application Programming Interface (API), System Requirements
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Test Case, Test Automation, Test Data, Functional Testing, Test Execution Engine, CI/CD, System Testing, Software Testing, No-Code Development, Debugging
Beginner · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: AWS Kinesis, Amazon Web Services, API Gateway, Cloud Deployment, Serverless Computing, Application Deployment, Managed Services, Application Programming Interface (API), Web Services, Real Time Data
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Databases, Web Applications, Application Frameworks
Intermediate · Course · 1 - 3 Months