Frontend

Optimización de Rendimiento - React Native. Use when optimizing performance or profiling code.

Use when prompts produce inconsistent or unreliable outputs, need explicit structure and constraints, require safety guardrails or quality checks, involve multi-step reasoning that needs decomposition, need domain expertise encoding, or when user mentions improving prompts, prompt templates, structured prompts, prompt optimization, reliable AI outputs, or prompt patterns.

Use when writing or reviewing NIH, NSF, or foundation grant proposals. Invoke when user mentions specific aims, R01, R21, K-series, significance, innovation, approach section, grant writing, proposal review, research strategy, or needs help with fundable hypothesis, reviewer-friendly structure, or compliance with grant guidelines.

React Security. Use when reviewing security, implementing auth, or hardening code.

Python SDK for WebRTC SFU Sora - real-time video/audio streaming and communication. Use when working with Sora connections, WebRTC streams, video/audio sources/sinks, hardware encoding/decoding (Intel VPL, NVIDIA, Apple VideoToolbox, AMD AMF, Raspberry Pi), data channels, simulcast, encoded transforms, VAD, or building real-time communication applications. Supports sendonly, recvonly, and sendrecv roles.

Create distinctive, production-grade frontend interfaces with high design quality. Use this skill when the user asks to build web components, pages, artifacts, posters, or applications (examples include websites, landing pages, dashboards, React components, HTML/CSS layouts, or when styling/beautifying any web UI). Generates creative, polished code and UI design that avoids generic AI aesthetics.

Use when starting technical work requiring structured approach - writing tests before code (TDD), planning data exploration (EDA), designing statistical analysis, clarifying modeling objectives (causal vs predictive), or validating results. Invoke when user mentions "write tests for", "explore this dataset", "analyze", "model", "validate", or when technical work needs systematic scaffolding before execution.

Frontend design skill for UI/UX implementation - generates distinctive, production-grade interfaces

Use when investigating why something happened and need to distinguish correlation from causation, identify root causes vs symptoms, test competing hypotheses, control for confounding variables, or design experiments to validate causal claims. Invoke when debugging systems, analyzing failures, researching health outcomes, evaluating policy impacts, or when user mentions root cause, causal chain, confounding, spurious correlation, or asks "why did this really happen?"

Research-driven essay and post creation with thematic synthesis, citation management, and voice calibration. Use when creating Substack/LinkedIn posts, long-form essays synthesizing multiple sources, or publication-grade writing requiring web search, narrative arc, and proper attribution. Triggers include "research and write about [topic]" or "dig into this idea and write."

WCAG 2.1 AA/AAA accessibility compliance specialist for ARIA attributes, keyboard navigation, screen reader testing, color contrast validation, semantic HTML, and automated a11y testing with axe-core/

Expert children's book writer creating delightful, engaging books for ages 2-9. Specializes in rhyming books, stories, songs with proper values, educational content, and age-appropriate language. Crafts books that captivate young readers while teaching important life lessons.

React Testing Strategy. Use when writing tests, reviewing test coverage, or setting up testing.

Standards de Codage React Native - TypeScript. Use when reviewing code style or formatting.

This skill should be used when users need to fetch GitHub issues from the current repository, including getting the next issue to work on, retrieving specific issue fields (body, number, title, labels, etc.), or querying issues with custom sorting and filtering. Triggers on requests like "get the next GitHub issue", "what's the next issue number", "show me the issue body", or "find issues with label X".

Arquitectura Clean + DDD + Hexagonal - Atoll Tourisme. Use when designing architecture or reviewing code structure.

Padrões de Codificação React TypeScript. Use when reviewing code style or formatting.

Comprehensive OWASP security guidelines, secure coding patterns, vulnerability prevention strategies, and remediation best practices for building secure applications

Run the complete test suite for connectrpc-axum. Use when the user asks to run tests, verify changes, or check if the code works.

Use when managing multiple initiatives across time horizons (now/next/later, H1/H2/H3), balancing risk vs return across portfolio, sizing and sequencing bets with dependencies, setting exit/scale criteria for experiments, allocating resources across innovation types (core/adjacent/transformational), or when user mentions portfolio planning, roadmap horizons, betting framework, initiative prioritization, innovation portfolio, or resource allocation across horizons.