Complete FastAPI masterclass from scratch

Catalin Stefan builds FastAPI concepts through implementation, moving from request handling and routers into databases, authentication and files. The longer sequence provides room to connect these parts in an application. It suits learners who already know Python and basic web technologies and want to understand why an endpoint, model and authentication rule need to agree on the same application behavior.

What you will learn

• Organize routes, parameters and request behavior.
• Connect SQLAlchemy data with API operations.
• Explore authentication and file-handling examples.

Who this suits

Learners with Python and basic HTML, CSS and JavaScript knowledge. Intermediate is an editorial estimate based on those requirements. The listed videos total about twenty-one hours, with coding practice taking longer.

Before you enroll

Work in a local development environment with fictional records and keep API keys outside source control. Match the demonstrated Python, Pydantic and database-library versions with your project before copying code. Hosting, databases and AI services may cost extra. A completed course project still needs tests, access controls and an operational review before real users or sensitive information depend on it.

Udemy offers paid purchase or subscription access depending on the current course and region. Paid teaching courses provide completion certificates under Udemy’s policy. Check current access terms and any separate software or material costs before enrolling.

Put it into practice

Build a local resource API with authentication and a database. Test access by two fictional users and explain how a request model, stored record and permission rule each contribute to the result.

Source and review

This overview is based on the provider's published information, checked on 12 October 2026. It is an editorial assessment, not a claim that we completed the resource. Time filters are approximate study ranges; projects and exercises can take longer.

Where a formal level is unavailable, the level filter is an editorial estimate based on the published audience and requirements. Duration filters reflect the listed video time; exercises and independent practice can take longer.

View the curriculum and current access options at Udemy.

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Supporting provider sources

• support.udemy.com: supporting course information