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Next.js Development Agency

Next.js Development Agency con App Router y TypeScript

Para empresas que necesitan su propia aplicación web: desarrollamos con Next.js, App Router, TypeScript y Server Components, para que su equipo reciba una aplicación que pueda seguir desarrollando por sí mismo. Hablamos con usted de lo que debe hacer la aplicación, planificamos su estructura, desarrollamos en pasos cortos y entregamos el código para que su equipo pueda seguir trabajando en él.

Next.js development from the Allgäu
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Avg. Lighthouse Score

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TypeScript Codebase

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Templates Used

Why Choose Us

Next.js expertise that delivers measurable results

App Router Architecture

We build exclusively with the Next.js App Router — React Server Components, Streaming, Suspense boundaries and parallel routes. No legacy Pages Router projects. Your application uses the full power of modern Next.js.

EU-Hosted Performance

ISR, full-route caching and image optimisation are built in from day one. Our Next.js applications consistently achieve LCP under 1 second and Lighthouse scores above 95 — deployed on EU-based infrastructure.

TypeScript-First Development

100% TypeScript across the entire stack — from API routes to UI components. Strict type safety, comprehensive code documentation and zero runtime type errors in production.

Payload CMS Integration

We pair Next.js with Payload CMS for content management. Type-safe content models, direct database queries, no REST/GraphQL overhead. The fastest possible headless CMS integration for Next.js.

Testing & Quality Assurance

Unit tests with Vitest, integration tests and E2E tests with Playwright. Every project ships with CI/CD pipelines on GitHub Actions. Nothing reaches production without passing the test suite.

API Development

Next.js API Routes and Server Actions for backend logic. We build RESTful and type-safe server integrations — connected to PostgreSQL, Redis, external APIs or your existing backend systems.

puntos
LCP0.6s
FID9ms
CLS0.01
  • Next.js 15 App Router
  • TypeScript + Zod
  • Payload CMS + PostgreSQL
app.your-company.com
Paso 1

Technical Briefing

We review your requirements, existing systems and integration needs. The output is a clear technical specification with architecture diagrams and a realistic project plan.

Paso 2

Architecture Design

Data models, API design, caching strategy and deployment concept before any code is written. A solid architecture prevents expensive refactoring later.

Paso 3

Sprint-based Development

Two-week sprints with clear deliverables. Staging access from day one, weekly video calls and a direct Slack channel. You are always in the loop.

Paso 4

Deployment & Documentation

Production deployment with full technical documentation. Code ownership transfers to you with complete README, architecture docs and deployment runbooks.

Desde

from €9,900

Next.js web applications, fixed-price projects

Todos los precios →

Calidad verificada. Conforme con el RGPD. Made in Germany.

  • Certificado ISO 9001:2015ISO9001ISO 9001
  • Made in GermanyMade in Germany
  • Conforme con el RGPDConforme con el RGPD
  • Alojamiento en Alemania y la UEAlojamiento en la UE
  • DPA con cada clienteDPA incluido
  • Rendimiento verificadoRendimiento verificado

Preguntas frecuentes

Next.js 15 with the App Router is the most production-ready React framework available. Server Components shrink the JavaScript bundle, built-in image optimisation is unmatched, and the deployment ecosystem (Hetzner Cloud, Docker, GitHub Actions) is flexible and cost-efficient. For most web projects, it's simply the best choice.
We build all new projects exclusively with the App Router. If you have an existing Pages Router application that needs upgrading, we can help with the migration. The App Router unlocks React Server Components, streaming, and significantly better performance characteristics.
Yes. We integrate Next.js with any REST API, GraphQL endpoint, gRPC service or database. We have experience connecting Next.js to SAP, Salesforce, custom Node.js/Python backends and legacy PHP systems. TypeScript ensures type safety across the integration boundary.
We recommend Payload CMS for most projects. It is built with Next.js in mind, runs in the same Node.js process, provides type-safe content models and has no ongoing SaaS fees. For teams that prefer Contentful, Sanity or Storyblok, we also work with those — though we believe Payload is the better technical choice.
We set up Lighthouse CI in your GitHub Actions pipeline — every pull request shows the performance impact before merging. We also implement Web Vitals monitoring in production and include performance budgets in our delivery specification. Performance is a constraint, not a goal we work towards after launch.
Yes, we offer technical audits for existing Next.js applications. We review architecture decisions, performance bottlenecks, security issues and migration paths. Audit reports include prioritised recommendations and estimated effort for improvements. Contact us for pricing based on project size.

Ready to build with Next.js?

Free technical consultation — honest assessment of what your project needs.

✓ App Router specialists✓ Lighthouse 95+ guarantee✓ Fixed pricing