Case Studies Showcase | Brian Alfaro

01Design SystemsCreator & Lead Design Engineer

Grounding AI Agents in the Yahoo OS Design System

I built an MCP server that gives AI assistants grounded access to the Yahoo OS design system, so agents search, read and cite the real docs instead of guessing at tokens, icons and guidelines.

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02Design SystemsCreator & Lead Design Engineer

One Spec, Eight Platforms

Building a Design System for an Agentic World at Yahoo

I turned Yahoo OS's design tokens from a package of values into a governed, platform-neutral spec: one authored contract per component, compiled to every platform and checked in every repo that builds from it.

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03Design Systems / Web PlatformDesigner & Design Engineer

Dual-Audience Discovery Funnel

Brownce: Cultural Beauty Discovery & Business Platform

I designed and engineered the marketing and discovery platform for Brownce, connecting clients with cultural beauty professionals and equipping salon owners with an all-in-one business management suite.

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04AI / Consumer SaaSFounder & sole Design Engineer

1,000+ Daily Listeners

Nural News: Any Topic, as a Cited Podcast

I designed, built and ran a consumer AI product on my own. It turns today's news on any topic into a short podcast that names its sources, and it grew to more than 1,000 daily listeners.

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05Design SystemsDesign Engineer

80% Faster Delivery

The Washington Post Design System

Designed, engineered, and shipped the first unified design system at The Washington Post - replacing a siloed legacy codebase with a scalable token and component architecture that drove an 80% increase in delivery velocity during one of the most consequential news cycles in modern history.

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