Posts
All the articles I've posted.
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Your Recommendation Engine Doesn't Need Deep Learning (Yet)
Collaborative filtering and plain co-occurrence carried a marketplace recommender to hundreds of millions of recs a day. The exact point where deep ranking earned its complexity, and why most teams reach for it a year early.
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FinOps Is Just Capacity Planning With a Better Hat
Owning a large cloud P&L taught me that cost is an engineering-culture problem, not a dashboard. Where the tooling earns its keep and where it is theater.
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Everyone Wants ChatGPT in Their Product. Most Should Wait.
Weeks after ChatGPT launched, every exec wants it shipped into the product. Here is the production math most teams have not done yet, and the short list of who should not wait.
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Alternative Credit Scoring When the Bureau Has No File
Scoring hundreds of thousands of small merchants with no credit-bureau file, where the ensemble was easy and the fairness, reason codes, and feedback loops were the part that took a year.