RESTful API courses can help you learn how to design, implement, and consume APIs, as well as understand HTTP methods, status codes, and data formats like JSON and XML. You can build skills in authentication techniques, error handling, and versioning strategies to ensure robust API functionality. Many courses introduce tools such as Postman for testing APIs and Swagger for documentation, that support streamlining the development process and enhancing collaboration among teams.

Skills you'll gain: Restful API, Data Mapping, Scalability, Information Architecture, Data Management, Data Structures, Query Languages, JSON, Data Import/Export, Big Data
Beginner · 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

Google Cloud
Skills you'll gain: Tensorflow, Computer Vision, Image Analysis, Applied Machine Learning, Artificial Neural Networks, Deep Learning, Supervised Learning, Google Cloud Platform, Feature Engineering, Small Data, Cloud API
Advanced · Course · 1 - 3 Months

Skills you'll gain: Cloud API, Cloud Development, Application Deployment, Microsoft Azure, JSON, Cloud Applications, Serverless Computing, Application Programming Interface (API), Cloud Computing, C# (Programming Language), Restful API, Web Services, Cloud Storage
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: LangChain, Prompt Engineering, Large Language Modeling, Generative AI Agents, LLM Application, Tool Calling, ChatGPT, Responsible AI, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Agentic systems, Application Programming Interface (API), OpenAI, Google Gemini, Automation, Generative AI, Application Development, Development Environment, Prompt Engineering Tools, Python Programming
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Test Driven Development (TDD), Gherkin (Scripting Language), Code Coverage, Behavior-Driven Development, Software Testing, Unit Testing, Test Automation, Test Case, Test Data, Integration Testing, Restful API, Microservices
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Application Programming Interface (API), Secure Coding, Cloud API, Cloud Development, JavaScript Frameworks, Front-End Web Development, Database Development, Application Deployment, Node.JS, Database Management, Server Side, Object-Relational Mapping, Web Applications, Authentications
Beginner · Specialization · 1 - 3 Months
Amazon Web Services
Skills you'll gain: Serverless Computing, AWS Identity and Access Management (IAM), Event-Driven Programming, Solution Architecture, Cloud Computing Architecture, Identity and Access Management, Amazon Web Services, Software Architecture, API Gateway, Hybrid Cloud Computing, Cloud Management, Performance Tuning, Amazon DynamoDB, Amazon S3, Cloud Security, Amazon CloudWatch, AWS Kinesis, Data Analysis, Containerization, Data Visualization
Intermediate · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: jQuery, Javascript and jQuery, Ajax, Javascript, Data Manipulation, Data Validation, UI Components, HTML and CSS, Scripting, JSON, Scripting Languages, Event-Driven Programming, Web Development Tools, JavaScript Frameworks, Web Applications, Web Design and Development, Game Design, Application Programming Interface (API), Object Oriented Programming (OOP), Animations
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Unit Testing, JUnit, Integration Testing, Restful API, Test Driven Development (TDD), Software Testing, Java Programming, Hibernate (Java)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Google Gemini, Generative AI, Prompt Engineering, Multimodal Prompts, LLM Application, Application Development, Cloud API, Application Programming Interface (API)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Flutter (Software), Mobile Development, React Native, Apple iOS, iOS Development, User Story, Android Development, User Interface (UI), Mobile Security, User Interface and User Experience (UI/UX) Design, Application Development, Cross Platform Development, Application Programming Interface (API), Software Development Tools, Development Environment, UI Components, Application Deployment, Figma (Design Software), Databases, User Interface (UI) Design
Beginner · Specialization · 3 - 6 Months