Notes from
the work.

Software, systems, and the things I’m learning along the way. From first principles to AI in production.

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A little theory. A lot of practice.

Open notebook with connected abstract shapes and olive thread linking paper swatches

AI8 min read

Count tokens before designing an LLM feature

Build an explicit token budget for an international document assistant, reserve output capacity, and handle oversized inputs without silently dropping evidence.

16 Oct 2026

Foundation

AI7 min read

Read a tiny attention matrix without the mystique

Calculate a tiny attention row, apply a causal mask, and follow the weighted value sum while keeping attention weights separate from an explanation.

23 Sept 2026