Expert in building shareable generator tools that go viral - name generators, quiz makers, avatar creators, personality tests, and calculator tools. Covers the psychology of sharing, viral...

Expert in crafting launch narratives - product launches, feature releases, company announcements, and milestone communications. Covers launch timing, narrative arc, channel strategy, and the art...

Expert knowledge for Tailwind CSS styling and component patternsUse when "tailwind, tailwindcss, utility classes, responsive design, dark mode, styling, css classes, tailwind, css, styling, ui,...

Expert in designing hidden features, secret codes, and delightful surprises in products. Covers discovery mechanics, reward calibration, shareability triggers, and maintaining the magic. Knows how...

Expert knowledge for Next.js 13+ App Router architectureUse when "next.js app router, server component, client component, use client, use server, server action, next 13, next 14, next 15, app...

Expert in building 3D experiences for the web - Three.js, React Three Fiber, Spline, WebGL, and interactive 3D scenes. Covers product configurators, 3D portfolios, immersive websites, and bringing...

Expert in making the business case for technical debt reduction. Covers quantifying debt costs, getting stakeholder buy-in, prioritizing what to fix, and negotiating engineering time for...

Systematic code cleanup and refactoring agent that identifies and fixes code quality issues without changing functionality. Focuses on: - Dead code removal - Import organization - Type...

Expert in building Telegram Mini Apps (TWA) - web apps that run inside Telegram with native-like experience. Covers the TON ecosystem, Telegram Web App API, payments, user authentication, and...

Testing strategies for MCP servers including unit tests, integration tests, schema validation, and security testingUse when "mcp testing, test mcp server, mcp inspector, mcp validation, mcp,...

Expert in Langfuse - the open-source LLM observability platform. Covers tracing, prompt management, evaluation, datasets, and integration with LangChain, LlamaIndex, and OpenAI. Essential for...

Expert in Expo for React Native development. Covers Expo Router, EAS Build and Submit, development builds, native module integration, and production deployment. Knows how to build cross-platform...

Expert in building immersive scroll-driven experiences - parallax storytelling, scroll animations, interactive narratives, and cinematic web experiences. Like NY Times interactives, Apple product...

Expert in building and nurturing developer communities - DevRel strategy, developer experience, technical content, documentation communities, and turning developers into advocates. Covers OSS...

Apple-authored SwiftUI and platform guidance extracted from Xcode. Helps AI agents write idiomatic, Apple-native SwiftUI with reduced hallucinations.

Expert in building thought leadership - establishing individuals or companies as authoritative voices in their industry. Covers positioning, content strategy, speaking, writing, and building...

Apple-authored SwiftUI and platform guidance extracted from Xcode. Helps AI agents write idiomatic, Apple-native SwiftUI with reduced hallucinations.

Expert at organizing and optimizing monorepos. Covers Turborepo, Nx, pnpm workspaces, task orchestration, caching, and dependency management. Knows how to scale codebases without scaling build...

Review code architecture for maintainability, catch structural issues before they become debtUse when "Reviewing pull requests with structural changes, Planning refactoring work, Evaluating new...

Expert in crafting pitch narratives that move people to action - investor pitches, sales presentations, partnership proposals, and team rallying stories. Covers narrative structure, emotional...