Freelancers using Node.js in Community of MadridFreelancers using Node.js in Community of Madrid
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Esteban Aleart Salas's avatar
Esteban Aleart Salas
Madrid, Spain
Full Stack Dev & SaaS Architect, scalable B2B platforms.
New to Contra
Full Stack Dev & SaaS Architect, scalable B2B platforms.
Cover image for Parabola is a no-code automation
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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14
Cover image for Real Estate Demo * Admin Panel: the
Real Estate Demo * Admin Panel: the website offers an admin panel to manage properties, including creating, editing, and deleting properties. * Property Management: allows for managing properties, including assigning categories, subcategories, and tags. * Property Details: each property has a details page that includes information such as: + Description + Images + Features (bedrooms, bathrooms, square footage, etc.) + Location (map and address) + Price and currency * Filters and Search: the website offers filters and search functionality to find properties by category, location, price, etc. * Responsive Design: the website has a responsive design, which means it adapts to different screen sizes and devices.
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26
Cover image for the best coverage among multiple
the best coverage among multiple insurance providers. It offers: Price and coverage comparison for different types of insurance (basic, third-party comprehensive, full coverage) Personalized support and digital policy delivery Various payment methods (credit card, bank transfer, local payment services) Additional services such as legal assistance and roadside assistance The platform makes it easy for drivers to select the option that best fits their vehicle and needs.
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68
Cover image for Pair Programming – Boutique Tech
Pair Programming – Boutique Tech Consultancy Pair Programming is a boutique technology consultancy specializing in designing and developing scalable digital platforms for SaaS and B2B. I lead technical architecture, product design, API integration, data dashboards, and real-time solutions. Our approach focuses on maintainable, high-performance systems aligned with business objectives and long-term growth. Technologies used: Next.js, React, Node.js, PostgreSQL, Socket.io (http://Socket.io), Chart.js, OpenStreetMap/Leaflet.
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61
Node.js(9)
Gustavo Jimenez's avatar
Gustavo Jimenez
Madrid, Spain
Web Dev & PM: User Experience Guru
Web Dev & PM: User Experience Guru
Cover image for LotesOnline.es
LotesOnline.es
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1
Cover image for viajeselcorteingles.es
viajeselcorteingles.es
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3
Cover image for Fusio-Dose
Fusio-Dose
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7
Cover image for Kerastase&Boots
Kerastase&Boots
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3
Node.js(1)
Nikita Beznosikov's avatar
Nikita Beznosikov
Madrid, Spain
Full-Stack Engineer · SaaS · Node.js / React / TypeScript
5.0
Rating
3
Followers
Full-Stack Engineer · SaaS · Node.js / React / TypeScript
Cover image for Pay-per-use video testimonial SaaS. Businesses
Pay-per-use video testimonial SaaS. Businesses collect text reviews for free and pay per video testimonial via a credit system — no subscriptions. Features include browser-based video recording, embeddable widget with masonry layout, Stripe payments, credit metering via Cloudflare Stream analytics, signed video URLs for hotlink protection, and a dashboard for approving/rejecting submissions. Built with Next.js, Supabase (PostgreSQL), Cloudflare Stream, Stripe.
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90
Cover image for Shopify app for EU Digital
Shopify app for EU Digital Product Passport (DPP) compliance. Merchants can create and manage product passports with QR codes, print labels, bulk edit via CSV, and use AI to auto-fill passport fields from existing product data. Built with Remix, React, Node.js, Prisma, and Shopify GraphQL API.
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Cover image for Built and owned the entire
Built and owned the entire technical stack for a US e-commerce platform generating $1M/mo revenue. Developed custom Next.js storefront, checkout, and CMS admin panel from scratch. Integrated Stripe, Braintree, PayPal, Apple Pay, and Google Pay. Implemented fraud protection, automated chargeback handling via Visa CDRN, server-side tracking (FB CAPI, Google Ads), and BigQuery analytics pipeline.
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Cover image for AI-powered language flashcard app for
AI-powered language flashcard app for iOS. Users describe any theme ("Coffee and tea", "Driving exam") and the app instantly generates a custom deck via Google Gemini. Features a progressive 3-level vocabulary system (beginner → intermediate → advanced) with mastery-based unlocking, SM-2/FSRS spaced repetition with Again/Hard/Good/Easy ratings, offline-first SQLite storage, bilingual audio examples, smart daily reminders, and a freemium model (RevenueCat) gating unlimited decks and advanced levels. Built with React Native (Expo), TypeScript, SQLite, Supabase, Google Gemini, RevenueCat.
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73
Node.js(3)
Josué Cortina's avatar
Josué Cortina
Madrid, Spain
Custom Web Solutions: From Concept to Code
Custom Web Solutions: From Concept to Code
Cover image for Sibucán
Sibucán
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6
Cover image for Truckbays
Truckbays
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15
Cover image for SwagUp
SwagUp
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8
Cover image for Trincico
Trincico
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7
Node.js(1)
Luis M.'s avatar
Luis M.
Madrid, Spain
Web designer
Web designer
Cover image for Shotzio
Shotzio
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3
Cover image for NoteJour - Open Source Free Journal App
NoteJour - Open Source Free Journal App
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5
Cover image for Mythos Gym
Mythos Gym
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1
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Node.js(1)