Frontend

Expert blockchain developer specializing in smart contract development, DApp architecture, and DeFi protocols. Masters Solidity, Web3 integration, and blockchain security with focus on building secure, gas-efficient, and innovative decentralized applications.

Create distinctive, production-grade React/TypeScript frontends with exceptional design quality

Fix generic Vue component designs by applying aesthetic upgrades across the 5 design dimensions (typography, color, motion, spatial composition, backgrounds)

Optimistic UI patterns for ChainGraph frontend. Use when working on real-time collaboration, port value updates, node position syncing, debouncing, echo detection, or any client-server state synchronization. Covers 3-step echo detection, pending mutations, position interpolation. Triggers: optimistic, echo detection, pending mutation, debounce, throttle, position interpolation, staleness, real-time, collaboration.

Real-time data synchronization patterns for ChainGraph frontend. Use when working on WebSocket subscriptions, event buffers, tRPC subscriptions, flow synchronization, or execution event streaming. Covers subscription lifecycle, event buffering, race condition solutions. Triggers: subscription, sync, real-time, websocket, event buffer, tRPC subscription, flow events, onData, patronum interval.

Performance optimization for Shopify stores including theme speed optimization, image optimization, JavaScript and CSS minification, lazy loading, CDN usage, caching strategies, Liquid template performance, and Core Web Vitals improvement. Use when optimizing store speed, reducing load times, improving Lighthouse scores, optimizing images, implementing lazy loading, reducing JavaScript bloat, or improving Core Web Vitals metrics (LCP, FID, CLS).

OpenAI Responses API for stateful agentic applications with reasoning preservation. Use for MCP integration, built-in tools, background processing, or migrating from Chat Completions.

OpenKBS AI agent development framework. Use when creating, modifying, or deploying AI agents with backend handlers (onRequest, onResponse, actions.js), frontend components (contentRender.js), or elastic services (functions, postgres, storage, pulse). Trigger keywords: openkbs, kb, agent, handler, contentRender, elastic, memory, scheduled task.

AI image and video generation using ComfyUI node-based workflow system with Stable Diffusion, FLUX, and other diffusion models via local or distributed GPU compute (Salad Cloud)

Guide for configuring Claude Code's status line with customizable display options and progress bars. This skill should be used when setting up or customizing the status line display.

MUI Base UI unstyled React components with Floating UI. Use for accessible components, Radix UI migration, render props API, or encountering positioning, popup, v1.0 beta issues.

Vercel AI SDK v5 React hooks (useChat, useCompletion, useObject) for AI chat interfaces. Use for React/Next.js AI apps or encountering parse stream errors, no response, streaming issues.

This skill should be used when the user asks about "Cloudflare Workers with Bun", "deploying Bun to Workers", "wrangler with Bun", "edge deployment", "Bun to Cloudflare", or building and deploying applications to Cloudflare Workers using Bun.

Creates comprehensive design systems with typography, colors, components, and documentation for consistent UI development. Use when establishing design standards, building component libraries, or ensuring cross-team consistency.Keywords: design-tokens, typography, spacing, color-palette, components, patterns, variables, dark-mode, theming, CSS-variables, accessibility, WCAG, responsive, grid-system, breakpoints, design-scale, semantic-tokens, component-library, style-guide, documentation, Figma, Storybook, brand-consistency, design-principles

Systematic code review guidance covering best practices, security, performance, and maintainability. Use when reviewing code, checking PRs, or analyzing code quality.

TanStack Query v5 (React Query) server state management. Use for data fetching, caching, mutations, or encountering v4 migration, stale data, invalidation errors.

Implements real-time WebSocket communication with connection management, room-based messaging, and horizontal scaling. Use when building chat systems, live notifications, collaborative tools, or real-time dashboards.

Vercel Blob object storage with CDN for Next.js. Use for file uploads (images, PDFs, videos), presigned URLs, user-generated content, file management, or encountering BLOB_READ_WRITE_TOKEN errors, file size limits, client upload token errors.

ElevenLabs Agents Platform for AI voice agents (React/JS/Native/Swift). Use for voice AI, RAG, tools, or encountering package deprecation, audio cutoff, CSP violations, webhook auth failures.

TanStack AI (alpha) provider-agnostic type-safe chat with streaming for OpenAI, Anthropic, Gemini, Ollama. Use for chat APIs, React/Solid frontends with useChat/ChatClient, isomorphic tools, tool approval flows, agent loops, multimodal inputs, or troubleshooting streaming and tool definitions.