Personal site

learning AI engineering by building real projects.

01 now

01Learning AI engineering.
02Building small projects in public.
03Sharing every step, unfiltered.

02 roadmap

Building the skills to create AI-powered products end-to-end — from backend to intelligent agents.

Phase 01

Full-Stack Foundations

4–6 weeks

PythonFastAPITypeScript ReactNext.jsTailwind CSS PostgreSQLPrisma ORMDocker GitHub ActionsCI/CDVercelRailway

Phase 02

AI & LLM Integration

6–8 weeks

Claude APIPrompt EngineeringStreaming Structured OutputTool UseFunction Calling RAGEmbeddingspgvector Hybrid SearchLangGraphMulti-Agent Systems Agentic Design PatternsLLM Evaluation LangfuseMCP

Phase 03

Product Ownership

4–6 weeks · parallel

User ResearchJobs to Be DoneProblem Framing AI UX PatternsVercel AI SDKPostHog Product AnalyticsATS IntegrationsPricing Strategy

5–7 months · Learning by building · Everything applied to a real product

03 links

Say hi.

X / Twitter @josua_zentgraf ↗ GitHub coming soon ↗