Web Development with React and Next.js
Modern and scalable web application development. From corporate landing pages to complex SaaS platforms with thousands of simultaneous users. Custom frontend and backend web development.
Why your current website doesn't convert?
Slow Websites
Outdated web applications with loading times over 3 seconds that lose 50% of visitors before loading.
Not Responsive
Web design not optimized for mobile that loses 60% of current traffic, where most users browse from smartphones.
Legacy Code
Web applications with old technologies that require complete rewriting to add new functionalities.
Modern Frontend Web Development
Frontend web development with React 18+ and Next.js 14. We create interactive user interfaces, responsive design optimized for all devices, and perfect Core Web Vitals with Lighthouse score +95 guaranteed. Your web application will load in less than 1 second.
- check_circle React 18+ with Server Components for maximum speed
- check_circle Next.js 14 with App Router and automatic image optimization
- check_circle TypeScript for robust code with no production errors
- check_circle Tailwind CSS for pixel-perfect responsive design
- check_circle Professional UX/UI web design focused on conversion
Scalable Backend Web Development
Backend web development with Node.js, Python and PostgreSQL. We build robust RESTful and GraphQL APIs, cloud-native architectures on AWS, scalable microservices, and secure authentication systems. Your web application will support from 10 to 10 million users.
- check_circle Node.js and Express for high-performance APIs
- check_circle Python and FastAPI for data processing and AI
- check_circle PostgreSQL and MongoDB according to your needs
- check_circle Cloud-native architecture on AWS with auto-scaling
- check_circle Integration with external services (Stripe, Zoho, OpenAI)
Full Stack
Complete Full Stack Web Development
Complete frontend and backend web development solution. MERN stack (MongoDB, Express, React, Node.js), PERN (PostgreSQL, Express, React, Node.js) or custom technologies according to your project needs. One team, one responsibility, guaranteed results.
Landing Pages
Corporate landing page web development optimized for conversion. Responsive design, SEO optimized, and perfect Core Web Vitals. Starting at €2,000.
Corporate Websites
Complete corporate web application development. Multi-page, integrated CMS, admin panel. Starting at €5,000.
SaaS Platforms
Complex SaaS web application development. Multi-tenant, automated billing, advanced dashboards. Starting at €15,000.
Nuestra Artillería Tecnológica
Web Development Technologies
code React and Next.js
Main framework for web development. React 18+ with Server Components, Next.js 14 with App Router for ultra-fast web applications.
verified TypeScript
Type safety for robust web development. Prevents production errors and improves code maintainability.
palette Tailwind CSS
Pixel-perfect responsive design. Fast frontend web development with reusable components and total customization.
terminal Node.js and Python
Backend for web development. Node.js for high-performance APIs, Python for data processing and artificial intelligence.
storage PostgreSQL and MongoDB
Scalable databases. PostgreSQL for structured data, MongoDB for flexibility and documents.
cloud AWS and Vercel
Hosting and deployment for web applications. AWS for scalable infrastructure, Vercel for instant deployment and edge computing.
Web Development Success Cases
B2B SaaS Platform
Sector: Fintech
SaaS web application development for invoice management. React + Node.js + PostgreSQL. 10,000+ active users, 99.9% uptime, Lighthouse score 98/100.
Corporate E-commerce
Sector: Retail
Online store web development with Next.js and Stripe. Complete integration with inventory, payment gateway, and CRM. 5,000+ transactions/month.
Why Our Web Development?
SEO Optimized
Web development with SEO included. Perfect Core Web Vitals, schema markup, and complete technical optimization.
Maximum Security
Web applications with secure authentication, end-to-end encryption, and GDPR compliance by default.
Continuous Support
3 months of maintenance included. Updates, fixes, and guaranteed priority technical support.
Preguntas Frecuentes
How much does web application development cost?
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Web development varies by complexity: Corporate landing page: €2,000-5,000. Full corporate website: €5,000-15,000. SaaS web application: €15,000-50,000+. We offer detailed quotes with no commitment within 24 hours.
How long does web development take?
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Web development timelines are: Landing page: 2-3 weeks. Full website: 4-8 weeks. SaaS web application: 8-16 weeks. We work in 2-week sprints with continuous deliveries so you can see progress in real-time.
What web development technologies do you use?
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We use the most modern stack for web development: React 18+ and Next.js 14 for frontend, Node.js and Python for backend, TypeScript for type safety, Tailwind CSS for responsive design, PostgreSQL and MongoDB for databases, AWS and Vercel for hosting.
Does web development include responsive design?
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Yes, all our web development is 100% responsive by default. We optimize for mobile, tablets and desktop ensuring a perfect experience on all devices. Additionally, we ensure optimal Core Web Vitals for better SEO ranking.
Do you offer post-development maintenance?
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Yes, we offer web maintenance plans that include: security updates, continuous optimization, priority technical support, automated daily backups, and 24/7 monitoring. We also have custom SLA contracts available.
Can I see examples of previous web development?
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Of course. We have a portfolio of web applications ranging from corporate landing pages to complex SaaS platforms with thousands of users. Contact us to see specific success cases from your industry.
Ready for your new web application?
Request a detailed quote with no commitment. We respond within 24 hours with a custom web development plan for your project.
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