Daniel Tollefsen

A living gallery of what I make

Images, videos, music, tools, case studies. All in one place. Updated as it ships.

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Pyre Code

76 ML coding kata problems — Transformers to diffusion — runnable in-browser via Pyodide with a numpy torch shim. No server, no GPU required. Solve problems covering Transformers, vLLM, diffusion, alignment, and GNNs · In-browser Python execution via Pyodide + numpy-backed torch shim · Monaco code editor with Python syntax highlighting.

Featured tools

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Latest writing

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case-study

Shipping five MVPs in five days

What the nightly-builder pipeline taught me about scope, demos, and the cost of a good first frame.

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