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Web Development & Technical SEO Agency

Expert Custom Web Development in Barcelona & Spain

We transform your ideas into high-performance websites and scalable web applications. As experts in Astro and React development, and technical SEO, we guarantee a digital product that not only works, but also ranks.

✓ No commitment • ✓ Quote in 24h • ✓ First consultation free

⚡ Only 3 projects available this month

5+ years
Experience
100/100
Performance
24h
Response

Our Services

Complete technological solutions to boost your digital business

Astro Website Development

Custom corporate website development, landing page design, and ultra-fast online stores. Specialists in Astro development services, React.js development, custom WordPress development, and Shopify development services. We create responsive designs that guarantee perfect user experience across all devices.

  • Technical SEO optimized
  • 100/100 Performance
  • Responsive design
  • Headless CMS integrated
  • Shopify development
  • Corporate websites

Scalable Web Application Development

Progressive web apps (PWA), single page applications (SPA), and custom CRM development. Experts in React, Next.js, NestJS and API development and integration. We create scalable solutions that grow with your business.

  • Progressive web apps (PWA)
  • Single Page Applications (SPA)
  • REST/GraphQL APIs
  • Custom CRM development
  • API development & integration
  • Scalable architecture

AWS Cloud Solutions

Vercel deployment services, Netlify hosting solutions, and CI/CD pipeline setup. We offer complete website maintenance services and cloud infrastructure optimization for maximum performance.

  • AWS cloud solutions
  • Vercel deployment
  • Netlify hosting
  • CI/CD pipelines
  • Website maintenance services
  • 24/7 monitoring

Technical SEO Services

Core Web Vitals optimization, schema markup implementation, website speed optimization, and comprehensive SEO audit services. We ensure your website not only works perfectly but also ranks at the top of search results.

  • Core Web Vitals optimization
  • Schema markup
  • Technical SEO audit
  • Website speed optimization
  • Performance analysis
  • Complete SEO audit

Need a custom project?

Every business is unique. Contact us for a tailored proposal.

Ready to take your business to the next level? Let's talk 👇

Our Expert Team

Senior developers specialized in AI and cutting-edge technologies

We are WebDev Factory, an elite team of specialist developers with over 10 years of experience each. We master AI, cloud-native architectures, microservices and the latest technologies to create digital products that revolutionize industries and generate measurable results. We work with startups and Fortune 500 companies.

Our team is made up of senior developers specialized in different technological areas: AI/ML solution architects, cloud computing and DevOps experts, frontend/UX specialists and backend architects focused on security. Each member brings years of experience in enterprise projects and innovative startups.

Artificial Intelligence & ML

Specialists in deep learning, MLOps, TensorFlow, PyTorch and transformer architectures to automate complex processes.

Cloud Architecture & DevOps

Experts in Kubernetes, microservices, CI/CD and scalable cloud-native solutions on AWS, Azure and GCP.

Frontend & User Experience

Engineers specialized in React, Vue, Angular and performance optimization to maximize conversions.

Backend & Security

Architects of REST/GraphQL APIs, distributed databases and secure systems with enterprise compliance.

100%
AI Experts
100%
Satisfaction Guaranteed
99.9%
Uptime Guaranteed

AI Innovation

We implement advanced artificial intelligence and machine learning solutions that automate processes and multiply results.

Guaranteed Scalability

Cloud-native architectures that grow with your business. From startup to enterprise, without limits.

Proven ROI

Every project is designed to generate measurable return on investment. Technology that drives real growth.

Ready to revolutionize your business?

Talk to Our Experts

How we work: 4 simple steps

Transparent process and guaranteed results. No surprises, no delays.

01

Consultation & Strategy

30-min initial meeting to understand your business, goals and audience. We define the technical strategy and project roadmap.

1-2 days
Deliverable: Detailed technical proposal + quote
02

Development & Design

Agile development with weekly deliveries. Complete repository access and live demos for continuous feedback.

2-4 weeks
Deliverable: Functional website in staging environment
03

Testing & Launch

Exhaustive testing, performance optimization, analytics setup and coordinated launch.

3-5 days
Deliverable: Live website + configured metrics
04

Support & Optimization

3 months of included support, 24/7 monitoring, security updates and optimizations based on real data.

3 months
Deliverable: Monthly reports + optimizations

100% satisfaction guarantee

If you're not completely satisfied with the final result, we work at no additional cost until you are.

Weekly deliveries with feedback
Full access to source code
Direct communication via WhatsApp
Unlimited revisions during development
Advanced AI

Intelligent Virtual Assistant

Ask us anything about our services and technologies

Our AI-powered chatbot is available 24/7 to answer all your questions about web development, applications, cloud infrastructure, AI services and much more. Get detailed information about pricing, technologies and work processes instantly.

  • Instant answers about services and pricing
  • Detailed technical information about our technologies
  • Available 24 hours, 7 days a week
  • Up-to-date knowledge about all our services
  • Assistance to plan your project
  • Inquiries about AI services and development
Chat Now

WebDev Factory Assistant

● Online

Hello! How can I help you today?
What AI services do you offer?
We offer RAG, LLM, chatbots, ML and much more...

Frequently Asked Questions

We answer all your questions about web development

How long does web development take?
Timeline depends on project complexity. A standard corporate website takes 2-4 weeks, while more complex projects with specific functionalities may require 6-8 weeks. We always establish clear deadlines from the start.
What's included in the web development service?
Includes responsive design, technical SEO optimization, analytics integration, contact forms, speed optimization (100/100 Lighthouse), first year hosting, SSL certificate, and 3 months technical support.
Do you work with companies in Barcelona and Spain?
Yes, we primarily work with companies in Barcelona, Madrid, Valencia and throughout Spain. We also serve European clients. We offer in-person meetings in Barcelona and video calls for other locations.
Do you offer maintenance after launch?
Yes, we include 3 months of free support. After that we offer monthly maintenance plans including security updates, backups, monitoring, and minor content modifications.
What technologies do you use for web development?
We use modern technologies like Astro, React, TypeScript and Tailwind CSS for maximum performance. For specific projects we also work with WordPress, Shopify, or custom development based on client needs.
Do you guarantee SEO positioning?
We implement technical SEO from development: speed optimization, data structure, meta tags, XML sitemap, and Core Web Vitals. For content SEO and positioning we offer additional services with personalized strategies.
Can we see examples of your work?
As a new company focused on quality, we're building our portfolio. We can show you technical project demos and explain our work methodology. We offer satisfaction guarantee on all projects.
What if I'm not satisfied with the result?
We work with included revisions during development and satisfaction guarantee. If the final result doesn't meet agreed requirements, we make necessary modifications at no additional cost until you're completely satisfied.

Can't find the answer you're looking for?

Contact

Do you have a project in mind? Let's talk and make it happen together.

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