1. Phase 1. Who the product engineer is · 3 questions

    The role and the work cycle: from user problem to outcome metric, how it differs from a developer and a PM, the skills map.

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  2. Phase 2. How AI works · 7 questions

    The foundation: how models predict text, hallucinations, tokens and cost, context, tool calling and agents.

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  3. Phase 3. Building LLM applications · 6 questions

    How to embed AI into your own product: what an LLM feature is made of, orchestration with LangChain, RAG and embeddings, vector databases, and agent applications.

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  4. Phase 4. Working with agents · 8 questions

    Practice: the session loop, understanding a codebase, development via plans, debugging, review and testing, configuring the agent — skills, MCP, memory.

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  5. Phase 5. Start with the problem · 6 questions

    Problem before solution, talking to users, outcome metrics, the smallest valuable slice.

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  6. Phase 6. Domain model and ontologies · 6 questions

    A system of concepts before code: ontology in plain words, conceptual model vs DB schema, the ubiquitous language and context boundaries, the path from model to an agent-ready spec, and knowledge graphs for LLMs.

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  7. Phase 7. Contract and tooling for AI · 5 questions

    How to give the agent a task: a language for AI and slice → contract.

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  8. Phase 8. Build and verify · 6 questions

    Reviewing AI code, the executable standard vs linters, accepting the result against criteria and tests from the spec.

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  9. Phase 9. Ownership and outcome · 6 questions

    Ownership from idea to user, AI as leverage, shipping and the metrics loop as one person, and which methodology ties the whole path together.

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  10. Phase 10. Development methodologies and process · 8 questions

    Waterfall, Agile, Scrum, Kanban, XP, estimation and scaling — how a team organizes work from idea to release.

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