GuideBeginner
REST APIs & HTTP Fundamentals Guide
This guide teaches you the HTTP protocol and the REST principles behind every web API. Before you build APIs with FastAPI, you need to understand what a request is, what a response is, how status codes work, and how to design APIs that scale.
- 32
- lessons
- 4
- modules
- English · Spanish
- available in
- Included in the Club
- access
Outcomes
What you'll be able to do
- HTTP Protocol: Methods (GET, POST, PUT, DELETE), headers, status codes (200, 404, 500)
- REST Principles: Resources, endpoints, CRUD operations, idempotency
- API Design: Naming conventions, versioning, pagination
- JSON: Serialization, deserialization, validation
- Tools: curl, HTTPie, Postman
- Project: A REST Client CLI that consumes 5+ public APIs with error handling
Content
The syllabus, module by module
Open any of them to see its lessons.
- Introduction to Module 1: HTTP Protocol Fundamentals
- Anatomy of HTTP: request and response
- HTTP methods: GET, POST, PUT, DELETE and PATCH
- HTTP status codes: diagnosing responses
- HTTP headers: metadata on every request
- Python requests: mastering HTTP requests
- curl and HTTPie: exploring APIs from the terminal
- Module 1 project: HTTP Explorer
- Introduction to Module 2: REST Principles
- Resources and URIs: the vocabulary of REST
- CRUD and HTTP methods: operations on resources
- Idempotency and statelessness: REST's key properties
- REST API design: best practices
- Versioning, pagination and filtering
- Real-world APIs: analyzing REST design
- Module 2 project: REST API design document
- Introduction to Module 3: JSON & Tools
- JSON: Parsing and Serialization
- Validating JSON Responses
- Nested and Complex JSON
- Postman: Exploring APIs Visually
- Error Handling for JSON and APIs
- A Reusable API Client: A Professional Pattern
- Module 3 Project: A Robust API Client
- Module 4 introduction: Consuming public APIs
- Exploring public APIs
- CLI architecture
- Integrating JSONPlaceholder and Dog CEO
- Integrating the GitHub API
- Integrating OpenWeather and REST Countries
- Error handling and formatted output
- Final project: REST Client CLI
Where it fits
This guide is part of something bigger
It's studied inside these programs, with support and dates.
Common questions
What people usually ask
As long as your Club subscription is active. If you cancel and come back later, you get the access and your progress back.
No. Modules run from easier to harder, but you can jump to the one you need. Progress is saved per lesson.
Whatever is needed is listed under “What you need to bring”, above. If nothing is listed there, you can start from zero.
In the Club's WhatsApp group, and every two weeks there's a live with an instructor where questions get worked through.
No. This guide is self-paced with no dates. The bootcamp is live, by cohort, with work someone reviews.
Start whenever you like
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