Notes from building and learning.

Clear explanations of AI systems, software engineering at scale, and the decisions that turn prototypes into dependable products.

All field notes

3 published

A public-source look at atomic changes, shared ownership, and why repository scale is mostly a tooling problem.

A systems-minded explanation of attention, residual streams, causal masking, and the real cost of long context.

A practical framework for testing tool use, retrieval, decisions, fallbacks, and end-to-end outcomes.