Freelancers using Next.js in Madrid
Freelancers using Next.js in Madrid
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Esteban Aleart
Madrid, Spain
Full Stack Dev & SaaS Architect, scalable B2B platforms.
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Full Stack Dev & SaaS Architect, scalable B2B platforms.
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TicketXEvent is a web platform for event ticketing designed to streamline the discovery, purchase, and management of event tickets. The system allows users to browse upcoming events, view details and complete secure purchases with a seamless, user-friendly experience. Designed and implemented a responsive frontend interface with intuitive navigation and interactions. Built a scalable backend to handle event data, user authentication, and transaction processing. Integrated secure payment workflows and order management systems. Ensured performance optimization and maintainability through clean architecture and modular code. Delivered well-documented, production-ready code suitable for continuous enhancements. Tech stack highlights: React/Next.js, Node.js, API integrations, responsive design, secure transaction flows.
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Lyons One is a web‑based CRM built for managing leads in an educational platform headquartered in Uruguay. The project focuses on streamlining lead capture, tracking, and conversion processes through intuitive admin tools and clear performance metrics. Key features include: Lead registration and segmentation by source, interest, and status Conversion pipeline visualization Lead search, filter, and activity tracking Analytics to improve lead generation and follow‑up strategies Technologies used: Next.js, React, Node.js, PostgreSQL, Tailwind CSS My role encompassed full‑stack architecture design, frontend and backend development, implementation of real‑time data features, and deployment.
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Parabola is a no-code automation platform that allows users to create custom workflows and automate tasks without requiring extensive coding knowledge. The platform provides a visual interface for designing workflows, integrating with various apps and services, and automating tasks. Key Features: * No-code workflow automation * Visual interface for designing workflows * Integration with various apps and services * Customizable workflows * Automation of repetitive tasks
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*Â Personal Assistant: friendly and intelligent personal assistant, designed to provide helpful and informative responses. *Â Skills: can understand and respond to questions and has knowledge in a wide range of topics, from technology and programming to history and culture. *Â Conversation: can engage in real-time conversations, responding to questions and providing helpful information. *Â Information Search: can search for information from a variety of sources to provide accurate and up-to-date answers. *Â Learning: Tontin can learn and improve over time, thanks to user feedback and interaction. *Â Accessibility: is available 24/7, and can be accessed from any device with an internet connection. *Â Personalization: Tontin can adapt to the needs and preferences of each user, providing personalized and relevant responses.
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Next.js
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Alex Mamaev
Madrid, Spain
AI & SaaS Developer with Product Expertise
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AI & SaaS Developer with Product Expertise
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Developing an AI-Powered Tool for Gathering Customer Feedback
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11
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Developing a Chatbot and Widget for Property Managers
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8
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Chrome Extension for Scheduling Meetings Globally
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11
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Next.js
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Gonzalo Franco
Spain
Software Engineer: Building Awesome Webs Apps & Products
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Software Engineer: Building Awesome Webs Apps & Products
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Lead Engineer, eth-roulette.com
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6
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CTO, OpenBroker.com
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13
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CTO, Subletny.com
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13
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Full-stack developer – OB Studio
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8
Next.js
(4)
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Josephine Gyamera
Spain
Mobile & SaaS Developer
New to Contra
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Mobile & SaaS Developer
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Loyatii – All Perks, One App
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4
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Automated Comment Analysis Project
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1
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Your body changes
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4
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Next.js
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Adrian Rubio
Madrid, Spain
WordPress & Elementor Expert ✦ Digital Marketing Strategist
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WordPress & Elementor Expert ✦ Digital Marketing Strategist
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Physis Digital - Website Development
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2
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Handarholf.com – A Digital Canvas for an Artist’s Identity
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3
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Modern Website for a Luxury Barbershop in Madrid
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3
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Next.js
(1)
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Gustavo Jimenez
Madrid, Spain
Web Dev & PM: User Experience Guru
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Web Dev & PM: User Experience Guru
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LotesOnline.es
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1
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viajeselcorteingles.es
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2
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Fusio-Dose
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5
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Kerastase&Boots
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3
Next.js
(1)
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Sebastiaan Wiechers
Madrid, Spain
Data Engineering & Fullstack Expert 🚀
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Data Engineering & Fullstack Expert 🚀
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Retrieval Augmented Generation (RAG) LLM Chatbot
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11
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Development of an AI-powered product configurator
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8
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Development of a custom ETL solution
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6
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Next.js
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Berckan Guerrero
pro
Madrid, Spain
14+ years building fast, accessible websites. AI Friendly.
1x
Hired
5.0
Rating
5
Followers
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14+ years building fast, accessible websites. AI Friendly.
2
SPEEDDOC: AI-powered web performance optimization tool that scans websites, diagnoses bottlenecks, and generates ready-to-implement fix code. Built with Next.js 16, TypeScript, and Tailwind 4 on Vercel. Designed for developers who want actionable performance fixes instead of generic audit reports. Currently in development as part of a Vercel AI Accelerator application. Personal project.
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RAVEN: AI-powered knowledge management app with notes, tasks, and a built-in AI chat. Built with Nuxt 4, Vue 3, TypeScript, Supabase (PostgreSQL, Auth, RLS), and Gemini AI. 34 components, 25 composables, 13 database tables, 12 AI functions including streaming chat, voice input, and automatic conversation titles. Full i18n (EN/ES), offline support with sync queue, real-time CRUD, folder organization, and workspace-based content separation. Built for a private client, actively developed.
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LOVEDIS: B2B innovation platform for a German ecosystem connecting startups and corporate partners. Built with Nuxt 4, Vue 3, and TypeScript on a headless CMS architecture. Delivered during my time at Yumeda Studio, this website was developed creating 110+ reusable CMS components and 200+ Vue components total, a custom responsive image system with modern format support and art direction per breakpoint, centralized SEO management, Content Security Policy with enterprise security headers, and a design system with 70+ tokens enforced across the entire codebase. GDPR-compliant EU deployment.
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PartSpace: B2B SaaS marketing website for the manufacturing sector, built with Nuxt 4 and Storyblok. Developed 100+ reusable CMS components, integrated real-time commodity pricing via FRED API, implemented strict Content Security Policy (CSP) with enterprise-grade security headers, and delivered full English/German localization with 8 dynamic sitemap variants. Delivered during my time at Yumeda Studio.
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Next.js
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