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: Extract, Transform, Load, Web Scraping, Database Management, Databases, Unit Testing, SQL Server Integration Services (SSIS), Data Transformation, Package and Software Management, Application Programming Interface (API), Data Pipelines, Python Programming, Programming Principles
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Restful API, Application Deployment, Web Development, Full-Stack Web Development, Cloud API, Application Development, Software Documentation, Data Validation
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Angular, HTML and CSS, Data Structures, Spring Boot, Eclipse (Software), Restful API, Java Programming, Object Oriented Programming (OOP), Model View Controller, Java, Front-End Web Development, Spring Framework, Object Oriented Design, Integrated Development Environments, Javascript, Software Design Patterns, Web Components, Development Environment, Web Applications, Cascading Style Sheets (CSS)
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: React Redux, Front-End Web Development, React.js, JavaScript Frameworks, UI Components, Web Development, Javascript, Restful API, Event-Driven Programming, Application Programming Interface (API), Dataflow, GitHub
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, Full-Stack Web Development, Server Side, Back-End Web Development, Restful API, Web Applications, Web Development, Cloud Computing, Web Servers, Javascript, GitLab, Authentications, JSON, Computer Science, Middleware
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Prompt Engineering, Responsive Web Design, Node.JS, Command-Line Interface, TypeScript, Unit Testing, SQL, HTML and CSS, Web Content Accessibility Guidelines, Typography, Cascading Style Sheets (CSS), Ajax, React.js, User Interface and User Experience (UI/UX) Design, Hypertext Markup Language (HTML), JavaScript Frameworks, JSON, Generative AI, Database Design, UI Components
Beginner · Specialization · 3 - 6 Months
Amazon Web Services
Skills you'll gain: Serverless Computing, AWS Identity and Access Management (IAM), Event-Driven Programming, Solution Architecture, Cloud Computing Architecture, Amazon Web Services, Software Architecture, API Gateway, Hybrid Cloud Computing, Cloud Management, Multi-Tenant Cloud Environments, Performance Tuning, Amazon DynamoDB, Amazon S3, Cloud Security, AWS Kinesis, Data Analysis, Containerization, Data Visualization
Intermediate · Course · 1 - 4 Weeks

The University of Chicago
Skills you'll gain: Software-Defined Networking, Virtual Networking, Virtualization, Network Architecture, General Networking, Network Administration, Network Switches, Network Routing, Network Security, Network Protocols, Hardware Architecture, Application Programming Interface (API), Data-oriented programming
Mixed · Course · 1 - 3 Months

Skills you'll gain: Test Planning, Prompt Engineering, Version Control, OpenAI API, Debugging, Google Gemini, Software Design Patterns, Object Oriented Design, Software Testing, Test Tools, GitLab, Responsible AI, Infrastructure as Code (IaC), Application Programming Interface (API), Mobile Development, Front-End Web Development, Back-End Web Development, Application Development, GitHub, Artificial Intelligence and Machine Learning (AI/ML)
Intermediate · Specialization · 3 - 6 Months
Skills you'll gain: Django (Web Framework), Performance Tuning, Postman API Platform, Restful API, Application Programming Interface (API), Data Validation, Authentications, Frontend Integration, React.js, API Testing, Authorization (Computing), PostgreSQL, API Design, Scalability, Application Frameworks, JSON, Full-Stack Web Development, Frontend Performance, Web Development, Python Programming
Advanced · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: Rust (Programming Language), Containerization, Data Pipelines, CI/CD, Docker (Software), Jenkins, Application Deployment, DevOps, LLM Application, Hugging Face, Large Language Modeling, Test Case, Restful API, Serverless Computing, Generative AI, Amazon Web Services, Command-Line Interface, Natural Language Processing, Computer Programming, Cloud Computing
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Flutter (Software), Mobile Development, User Interface and User Experience (UI/UX) Design, React Native, Application Development, iOS Development, Apple iOS, User Story, User Interface (UI), Android Development, Databases, Database Management, Cross Platform Development, Application Programming Interface (API), Software Development Tools, Application Frameworks, Application Deployment, Back-End Web Development, Data Persistence, Application Performance Management
Beginner · Specialization · 3 - 6 Months