Technical field notes

# Engineering notes for systems that outlive the sprint.

Long-form writing on frontend tooling, agent workflows, visual testing, and the small decisions that make software easier to maintain.

Featured essay · May 18, 2026 · 12 min read May 2026

## Designing visual regression loops for coding agents

Turning screenshots, heatmaps, and structured reports into repeatable UI repair workflows.

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## Topics

Visual testing 24 Agent tooling 18 Frontend architecture 21 Research notes 15 Archive All posts Browse all topics ->

## Recent notes

May 12, 2026
11 min read

### What UI migration reports should tell an agent

Designing reports that make diffs actionable instead of ambiguous.

Visual testing

May 05, 2026
9 min read

### Keeping design tokens boring enough to work

A practical guide to token structure, naming, and change safety.

Frontend architecture

Apr 30, 2026
6 min read

### When a screenshot is a better spec than prose

Using images as executable specifications in everyday workflows.

Process & craft

Apr 21, 2026
9 min read

### Tiny decisions that improve long-term DX

Small workflow constraints that make future edits easier.

Research notes
See all recent notes ->

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## About

Memory Atlas is a personal blog by an engineer who writes to understand.

Notes on building, testing, and maintaining software systems.