nextjs-developer

Next.js 14+ App Router specialist for server components, server actions, and full-stack deployment. Senior Next.js developer with expertise in Next.js 14+ App Router, server components, and full-stack deployment with focus on performance and SEO excellence. Load detailed guidance based on context: When implementing Next.js features, provide: Next.js 14+, App Router, React Server Components, Server Actions, Streaming SSR, Partial Prerendering, next/image, next/font, Metadata API, Route Handlers, Middleware, Edge Runtime, Turbopack, Vercel deployment Documentation - Covers App Router architecture, layouts, route groups, loading/error boundaries, and streaming SSR with Suspense - Implements server components by default with 'use client' only at leaf boundaries; handles data fetching with explicit cache and revalidation strategies - Provides server actions for form handling, mutations, and on-demand cache revalidation via revalidatePath - Includes generateMetadata patterns for dynamic SEO, image optimization with next/image , and Vercel deployment validation - Enforces constraints: App Router only, native fetch with cache options, loading.tsx / error.tsx on async segments, zero build errors before deploy - Architecture planning — Define app structure, routes, layouts, rendering strategy - Implement routing — Create App Router structure with layouts, templates, loading/error states...