The Engineering Log

A live documentation on how to build AI related products, with all the struggles and lessons you'll find on the way.

Building "Meeting to Action": Architecture, Costs, and Trade-offs of a Notion Agent

Apr 1, 2026

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7 min read

Building "Meeting to Action": Architecture, Costs, and Trade-offs of a Notion Agent

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Why Your Event Listener is "Lying" to You: A React Mystery

Jan 27, 2026

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8 min read

Why Your Event Listener is "Lying" to You: A React Mystery

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The Persona Pattern: Beyond the God Model (Part 4)

Jan 8, 2026

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5 min read

The Persona Pattern: Beyond the God Model (Part 4)

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The Persona Pattern: Beyond the God Model (Part 3)

Jan 7, 2026

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12 min read

The Persona Pattern: Beyond the God Model (Part 3)

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The Persona Pattern: Beyond the God Model (Part 2)

Jan 6, 2026

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11 min read

The Persona Pattern: Beyond the God Model (Part 2)

The Persona Pattern: Beyond the God Model (Part 1)

Jan 5, 2026

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8 min read

The Persona Pattern: Beyond the God Model (Part 1)