Skill UI

Build iPhone app screens that feel truly native: tab bars, navigation stacks, sheets, Dynamic Type, dark mode, permissions, paywalls and empty states across SwiftUI, UIKit, React Native, Expo and Flutter.

This skill helps design and review API contract tests between providers and consumers. It focuses on verifying wire-level behavior during schema changes, compatibility regressions, and client integration failures. By using local fixtures and existing tools, it ensures type assertions alone are not validation. It classifies changes as breaking or compatible, builds test matrices for various scenarios, and verifies boundaries without provisioning new services.

A design system for frontend landing pages, portfolios, and redesigns. Provides anti-slop rules, dial-driven configuration, and design system recommendations to avoid generic AI aesthetics.

Query Microsoft Fabric and Power BI semantic models with DAX to build trustworthy dashboards: reuse governed measures, design KPIs with target and trend, wire crossfiltering, and test queries with an execute-inspect-fix loop.