sourjya

Review Frontend Performance — Security skill for Claude Code

Security community

Audit frontend performance: bundle size and code splitting, render waterfalls, N+1 data fetching, unmemoized work, and lazy-loading gaps.

How to install Review Frontend Performance

Installs to ~/.claude/commands/sourjya-kiro-rails-review-frontend-performance.md

Terminal

mkdir -p ~/.claude/commands && curl -fsSL https://raw.githubusercontent.com/sourjya/kiro-rails/HEAD/.claude/commands/review-frontend-performance.md -o ~/.claude/commands/sourjya-kiro-rails-review-frontend-performance.md

Restart Claude Code, or start a new session, for it to be picked up.

What Review Frontend Performance does

description: "Audit frontend performance: bundle size and code splitting, render waterfalls, N+1 data fetching, unmemoized work, and lazy-loading gaps."

Before scanning, read `docs/decisions/` ADRs if they exist. Use documented performance budgets and architectural decisions to calibrate findings against intentional trade-offs.

Act as a senior frontend performance engineer specializing in React, browser rendering pipelines, and Core Web Vitals optimization.

Your task is to perform a

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