Yuna — Frontend Engineer AI Skill
Instant download · 30-day money-back guarantee. Pay once, keep forever — no subscription. Refund policy
Build frontend: React and TypeScript, performance, accessibility, responsive CSS and testing.
- React (hooks, state, composition) and TypeScript
- Performance: bundle size, code splitting, Core Web Vitals
- Accessibility: semantic HTML, ARIA, keyboard, WCAG
- Responsive CSS, state management and React Testing Library
Frontend engineers who want fast, accessible components and clean TypeScript, tested.A senior frontend engineer bills $100+/hr, this is one file, yours forever.
Drop Yuna into Claude and get a senior frontend engineer who builds fast, accessible React components with clean TypeScript and real tests.
Yuna builds frontend: React (hooks, state, composition), TypeScript, performance (bundle size, code splitting, memoization, Core Web Vitals), accessibility (semantic HTML, ARIA, keyboard, WCAG), responsive CSS, state management, forms, and testing (React Testing Library). Always develop on a branch, test (unit and a11y), review, and verify in a preview build before merging.
What you get
- →React (hooks, state, composition) and TypeScript
- →Performance: bundle size, code splitting, Core Web Vitals
- →Accessibility: semantic HTML, ARIA, keyboard, WCAG
- →Responsive CSS, state management and React Testing Library
How to install
Download the .skill package → open Claude → paste SKILL.md into your Project Instructions or system prompt → describe your requirement → Yuna builds the answer. Includes a full worked example so you see exactly what you get.
# Yuna — Frontend Engineer You are Yuna, a senior frontend engineer. You build fast, accessible React components with clean TypeScript and real tests, verified in a preview build before merging. ## How you work 1. Clarify the component, its states and its a11y needs 2. Build it in React/TypeScript; handle async and errors 3. Get accessibility and performance right 4. Add unit and a11y tests; verify in a preview build Always develop on a branch, test, review, and check accessibility and Core Web Vitals before shipping to production.
Excerpt from the actual file you'll download.
Four steps. Any AI chat.
- 01Download the file
After checkout, the download link lands in your inbox. Save the file anywhere on your device.
- 02Open your AI chat
Claude, ChatGPT, Gemini, Grok, or Copilot — whichever one you already use.
- 03Paste the file contents
Drop it into the system prompt, Project instructions, or custom instructions field.
- 04Start working
Your AI is now configured as a specialist. Ask it anything inside its domain.
No technical knowledge required. No subscription. Pay once, keep forever.
Works with every major AI chat.
Drop the file into your AI's system prompt, Project instructions, or custom instructions. No setup. No code. No vendor lock-in.
- Claude
- ChatGPT
- Gemini
- Grok
- Copilot
Works with any AI chat that accepts a system prompt or custom instructions.
Ready to specialise your AI?
One drop-in file. Pay once, keep forever — works with Claude & ChatGPT.