Next.js 15 & React 19 RSC•€6,500 – €14,000 (3 to 6 Weeks)

High-Performance Web Applications

Deterministic Sub-800ms Web Architectures with Zero Runtime Bloat

We engineer enterprise-grade web applications utilizing React 19 Server Components, streaming SSR, and edge middleware. Eliminate client-side hydration delays and deliver instant, zero-waterfall page experiences.

Fixed Sprint Pricing€6,500 – €14,000Fixed-Price Milestone Sprint • 3 to 6 Weeks
Guaranteed Sub-800ms LCP & 100/100 Core Web Vitals SLA

Architectural Blueprint & Philosophy

Modern web platforms should not force mobile users to download megabytes of unnecessary client-side JavaScript. We design web architectures where data fetching, security verification, and rendering happen strictly on the server, streaming lightweight HTML chunks over HTTP/3. Client interactivity is quarantined to micro-leaf components, guaranteeing instantaneous initial paints and zero-delay interaction to next paint (INP).

Zero-Hydration Server Components

Execute complex rendering logic and data queries exclusively on the server, transmitting 0 bytes of framework bloat to the client.

Streaming SSR with Suspense

Stream critical above-the-fold content immediately while background queries resolve asynchronously without blocking UI paints.

Headless E-Commerce Integration

Seamless integrations with Stripe, Shopify Storefront API, and custom PostgreSQL inventory engines.

100% Type-Safe Contracts

Strict TypeScript end-to-end typing from database schemas (Prisma/Drizzle) through Server Actions to client UI leaves.

Production Deliverables & Artifacts

Production-ready Next.js 15 App Router codebase with React 19 Server Components
Tailwind CSS v4 custom design system with dark/light mode and micro-interactions
Streaming server-side rendering (SSR) with granular Suspense boundaries
Edge middleware routing for instantaneous localization and authentication
Automated CI/CD deployment pipelines on Vercel or Cloudflare Pages
60-day post-launch performance warranty and regression guard

Supported Technologies & Toolchains

Next.js 15React 19 RSCTypeScriptTailwind CSS v4TurbopackPostgreSQLUpstash RedisCloudflare Edge
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