- faith
- machine-learning
- data-science
- healthcare
- cloud
- project
- tutorial
- essay
- slice-of-life
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A/B testing my own dashboard, and the ways it tried to lie to me
An end-to-end A/B test on a dashboard tracking post-pandemic US hiring demand — and the six places it would have produced a confident, wrong answer.
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I let the controls fail, and they told me things I didn't know
Building an auditable FP&A forecasting pipeline on real SEC filings — and what happens when you make the integrity checks blocking.
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I put a tic-tac-toe game on my own domain to finally understand DNS
A deliberately tiny Flask app deployed to AWS Lightsail behind my own subdomain with automatic HTTPS, and the DNS, certificate and teardown lessons that turned out to be the real project.
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I built a fantasy draft co-pilot, and the interesting part was everything it got wrong
A read-only Sleeper draft assistant built on VONA and opponent survival modelling — and the four times its most authoritative numbers turned out to be measuring something else.
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I Turned Six Years of Data Science Textbooks Into a Knowledge Base My AI Can Reason Over
Building a private, local RAG system over my own library — and why I think almost everyone with a bookshelf of PDFs should do the same.
