field notesauditsfrontend systems
How I Turn a Client Site Review Into a Frontend Audit
A practical way to turn an initial site review into an audit of recurring frontend decisions.
4 min read
Field-tested frontend systems and AI workflows.
Practical notes for working developers: design systems, production frontend patterns, AI-assisted review rituals, and reusable kits.
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field notesfrontend developmenttestingcontent managementai workflows
The tests passed. The website was still empty.
A frontend prototype passed its checks, yet mock content, missing visuals, and empty CMS journeys showed how much product acceptance still needed.
5 min read
ai workflowssoftware engineeringcode reviewrisk management
The Senior Engineer's Job Is to Control the Blast Radius
AI makes large changes faster to produce, not faster to understand. A practical framework for making agentic PRs bounded, reviewable, verifiable, and reversible.
6 min read
field notesfeature flagsarchitecturetestingexperimentation
Feature Flags Are Architecture, Not Just Release Toggles
A guest-checkout feature shows why flags change architecture: separate rollout from experimentation, protect server authorization, test interactions, and retire temporary branches deliberately.
6 min read
design systemsabstractionsengineering systems
The Best Abstraction Removes Decisions, Not Just Code
The best abstraction isn't the one that deletes the most lines of code — it's the one that encodes the most decisions, so nobody has to make them twice.
4 min read
field notesarchitectureinterviewscareer
How I Break Down a Frontend Architecture Interview
Strong architecture answers show prioritization, constraints, and tradeoffs — not a shopping list of tools. A reusable framework for the frontend system-design round.
3 min read
field notesreactperformancewebsockets
Real-Time Frontends Don't Need to Re-render in Real Time
Receiving events the moment they happen doesn't mean repainting the UI for every one of them — transport frequency and render frequency are different dials.
3 min read
field notessecurityfrontendarchitecture
Frontend Authorization Is Not Security
Hiding a button is UI, not authorization. The frontend communicates permissions — only the server can enforce them.
3 min read
field notescssresponsive design
A 4K Monitor Is Not a CSS Breakpoint
CSS responds to logical viewport conditions — not to the resolution on the box your monitor came in. CSS pixels, zoom, and device density explained.
3 min read
field notestechnical debtrefactoring
The Highest-Impact Fix Isn't Always the Ugliest Code
Technical debt should be prioritized by user impact and operational risk — not by which file looks worst in review.
3 min read
field notesreactmobiledesign systems
Designing a Data-Heavy React Dashboard for Mobile
Responsive dashboards aren't shrunken desktop tables — they're reprioritized information and interaction for a smaller screen and a different context.
3 min read
field notesqaincidentsengineering culture
What Production Incidents Taught Me About QA Ownership
Developers own their work — but production quality is a system property built from scope, review, verification, rollout controls, and shared accountability.
3 min read
field notesreactrefactoring
How I Would Rescue a 1,400-Line React Component
A staged approach to modernizing a huge legacy React component: stabilize first, then draw data and rendering boundaries, then migrate piece by piece.
3 min read
field notesdesign systemsvisual regressiontesting
A Design System Cannot Protect Apps That Don't Use Its Safeguards
Component-level visual tests prove the library is healthy — not that the apps composing it are. Layered verification has to cross the boundary.
3 min read
field notesdesign systemsaudits
Client Design System Audit Case Study
An anonymous client story about turning scattered interface decisions into a practical design system roadmap.
4 min read
field notesdesign systemsaudits
My First Design System Audit
An anonymized field note about the first audit that showed me a design system starts with repeated decisions, not a component wishlist.
3 min read