This website
Project 001A small, fast personal site on AWS. Plain HTML and CSS, a private S3 origin, and CloudFront delivery, with a focus on accessibility and low running costs.
HTML / CSS / AWS
View source on GitHubGood starting points for building useful software, understanding its limits, and choosing the right problems.
Software & systems
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The Architecture of Open Source Applications
Real systems explained by the people who built them, including the decisions behind the code.
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The Missing Semester
Practical fluency with the shell, Git, debugging, and the tools around the code.
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Monitoring Distributed Systems
A clear way to think about what to measure, what to alert on, and why.
AI in practice
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Building Effective Agents
Useful patterns for deciding how much autonomy a task actually needs.
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AI Evals: Everything You Need to Know
Concrete answers to the hard questions about measuring whether an AI system works.
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Full Stack LLM Bootcamp
The path from a model to a usable product. The 2023 tooling is dated; the product questions endure.
People & product
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How to Plan an MVP
Start with the smallest thing that can help a real customer, then learn from use.
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Do Things That Don’t Scale
Why working closely with your first users can be worth more than early automation.