Build real AI systems from start to finish

Written companions for Dave Ebbelaar's YouTube builds, with the architecture, the code, and the reasoning behind every project.

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React SPA
FastAPI backend
Agent + retrieval
Postgres
Railway

Latest builds

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Document Copilot

Build a grounded document Q&A assistant for an equity research firm with FastAPI, React, Supabase, and Pydantic AI.

Planned

Invoice review pipeline

Turn messy invoice PDFs into typed, validated records with deterministic checks and a human review step.

In the pipeline

More builds on the way

Voice assistant

Planned

A real-time voice agent that answers calls, looks up data, and hands off to a human when it should.

Email triage agent

Planned

Classify, summarize, and draft replies for a shared inbox with typed agent outputs you can trust.

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