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: Frontend Integration, API Gateway, Application Programming Interface (API)
Advanced · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Data Persistence, API Design, API Testing, Test Tools, Javascript, Development Environment
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: API Gateway, Cloud API, Application Programming Interface (API), Capacity Management, Kubernetes, Istio, Google Cloud Platform, Application Security, Scalability, Hybrid Cloud Computing, Security Controls, Apache Cassandra, Proxy Servers, Data Security, Application Deployment, Role-Based Access Control (RBAC), Public Key Infrastructure, YAML, Debugging
★ 4.5 (17) · Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: API Testing, Application Programming Interface (API), Test Tools, Behavior-Driven Development, Test Automation
★ 4.4 (22) · Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Software Documentation, API Gateway, Scripting, API Design, API Testing, Restful API, JSON, Application Programming Interface (API), Data Import/Export, Scripting Languages, Technical Documentation, Performance Tuning, Content Management, Scalability
Intermediate · Course · 1 - 4 Weeks

★ 5 (18) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Web Applications, Frontend Integration, Authentications, Front-End Web Development, Authorization (Computing), Application Programming Interface (API), Secure Coding, Role-Based Access Control (RBAC)
Intermediate · Course · 1 - 3 Months

Google DeepMind
Skills you'll gain: Google Gemini, Gemini, Cloud API, Application Programming Interface (API), Real Time Data, Prompt Engineering, Large Language Modeling, Token Optimization, Tool Calling, LLM Application, AI Workflows, JSON, Generative AI, Data Integration, Development Environment, Python Programming, Key Management, Debugging
★ 4.1 (7) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Ajax, jQuery, JSON, Javascript and jQuery, Debugging, Application Programming Interface (API), Web Applications, Javascript, Program Development, Game Design, HTML and CSS, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Animations
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Scalability, Restful API, Rust (Programming Language), Application Programming Interface (API), Build Tools, Package and Software Management, OS Process Management, Video Game Development, Server Side, Web Development, Program Development, Programming Principles, TCP/IP
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Relational Databases, API Design, ASP.NET, Object-Relational Mapping, Databases, Query Languages, Back-End Web Development, Application Programming Interface (API), Restful API, SQL, Data Access, Data Manipulation, C# (Programming Language), .NET Framework, Server Side
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Prompt Engineering, OpenAI API, Generative AI, Exploratory Data Analysis, Analysis, OpenAI, ChatGPT, Data Analysis, Analytics, Data-Driven Decision-Making, E-Commerce, Data Manipulation, Python Programming
★ 4.5 (11) · Intermediate · Guided Project · Less Than 2 Hours