Unit economics

Field notes tagged Unit economics.

An engineer with a backpack on a train platform at dusk looking at a city skyline, under the title How to Stay Relevant as Software Engineering Changes

How to Stay Relevant as a Software Engineer in the Age of AI

How to stay relevant as a software engineer while AI coding agents reshape the job. Focus on fundamentals, benchmark models yourself, learn the economics.

How I Know My System Is Healthy, And What It Costs To Keep It That Way

How I Know My System Is Healthy, And What It Costs To Keep It That Way

Cost-to-serve, scaling, reliability, throughput. A CTO's measurement framework for any software product, with six months of real production data.

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