Freelancers using Python in Community of MadridFreelancers using Python in Community of Madrid
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Berckan Guerrero's avatar
Berckan Guerrero
max
Madrid, Spain
Senior Full-stack AI Engineer. 14+ years building web stuff.
$10k+
Earned
6x
Hired
5.0
Rating
14
Followers
Senior Full-stack AI Engineer. 14+ years building web stuff.
Cover image for ¿Dónde Están?: Full-stack memorial platform
¿Dónde Están?: Full-stack memorial platform aggregating nearly 9,000 source records from Chile's military dictatorship across 3 sources. Python async ETL pipeline with fuzzy matching achieves 99% deduplication accuracy, resolving them into 3,216 unique victim profiles. AI-powered image restoration using Real-ESRGAN and GFPGAN recovers detail from low-resolution archival photographs. Supabase PostgreSQL backend with 63 migrations and Row Level Security on every table. Full-text search with Spanish stemming and unaccent handling. SHA-256 change detection for incremental sync. Nuxt 3, Vue 3, TypeScript. The first platform in Latin America to unify dictatorship victim records with AI-restored historical photographs.
1
482
Cover image for Pulso (https://heypulso.com): Marketing and sales
Pulso (https://heypulso.com): Marketing and sales website for a web health monitoring service targeting small businesses in Latin America and Europe. Astro 5 static site with Stripe integration (EUR, USD, CLP), geolocation-based currency detection, and Resend API for transactional emails. Trilingual (ES/EN/FR). Four user flows in one site: email campaign recipients see personalized context, organic visitors get a free check CTA, salespeople share payment links, self-service users browse pricing and buy. Contact form via Resend API. Conditional hero based on referral source. 6 pricing tiers from free reports to monthly maintenance. Tone calibrated for Latin American SMBs. Stripe for subscriptions and one-time payments. Currency auto-switches via visitor geolocation.
1
1.2K
Cover image for Pulso (https://heypulso.com): Prospect intelligence platform
Pulso (https://heypulso.com): Prospect intelligence platform that scans 28,000+ websites, scores them across 15 health metrics, and manages outreach from discovery to conversion. Scanner engine audits domains: SSL, performance, security headers, vulnerabilities, malware detection, SEO, accessibility. Each domain scores out of 100. Operations dashboard with prospect tables, inline notes, contact popovers, archiving, AI-generated outreach emails, and detail panels with color-coded health breakdowns. Role-based auth. Automated outreach generates custom reports per prospect via API with actual scores and recommendations. 14 years of web maintenance and optimization went into the scoring logic. Every check reflects real patterns found across hundreds of sites. 40,000+ domains. 15 metrics. Sub-second queries. Under €5/month infra.
1
1.2K
Cover image for SpeedDoc: AI-powered web performance optimization
SpeedDoc: AI-powered web performance optimization tool that scans websites, diagnoses bottlenecks, and generates ready-to-implement fix code. Not generic Lighthouse advice: actual code patches developers can copy and apply directly to their codebase. Built as part of a Vercel AI Accelerator application. Scans run against live URLs, identify specific performance issues (render-blocking resources, unoptimized images, layout shifts), and return targeted fixes with before/after impact estimates. Next.js 16, TypeScript, Tailwind 4, Vercel. Personal project.
1
1.2K
Python(1)
Javier Aquique's avatar
Javier Aquique
Alcobendas, Spain
Transforming Data for the Baking Industry
Transforming Data for the Baking Industry
Cover image for Machine Learning Algorithm - Autoencoder-Based Anomaly Detection
Machine Learning Algorithm - Autoencoder-Based Anomaly Detection
0
10
Cover image for DealFinder AI
DealFinder AI
0
11
Cover image for Ticket request system with Google Spreasheets and Looker Studio
Ticket request system with Google Spreasheets and Looker Studio
0
8
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Python(1)
Víctor Aguado's avatar
Víctor Aguado
pro
Madrid, Spain
Framer and Flutterflow Developer, design lover, developer
1x
Hired
3
Followers
Framer and Flutterflow Developer, design lover, developer
Cover image for Abonoteatro al día
Abonoteatro al día
0
1
Cover image for Espacio Sintra - Homepage
Espacio Sintra - Homepage
0
2
Cover image for Asociación Cultural Dulce-Mar
Asociación Cultural Dulce-Mar
0
3
Cover image for Emotional Coach - MAT (Android APP)
Emotional Coach - MAT (Android APP)
0
1
Python(1)
Jorge Cañete's avatar
Jorge Cañete
Madrid, Spain
Enterprise Systems Integration & Automation Engineer
New to Contra
Enterprise Systems Integration & Automation Engineer
Cover image for IoT data flow with Visual
IoT data flow with Visual Components
0
18
Cover image for EDI Integration in SAP and
EDI Integration in SAP and .NET App
0
17
Cover image for Enterprise Backend Architecture Design (.NET
Enterprise Backend Architecture Design (.NET & Azure)
0
33
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Python(1)
Sebastiaan Wiechers's avatar
Sebastiaan Wiechers
Madrid, Spain
Data Engineering & Fullstack Expert 🚀
Data Engineering & Fullstack Expert 🚀
Cover image for Development of a custom ETL solution
Development of a custom ETL solution
0
6
Cover image for Retrieval Augmented Generation (RAG) LLM Chatbot
Retrieval Augmented Generation (RAG) LLM Chatbot
0
12
Cover image for Development of an AI-powered product configurator
Development of an AI-powered product configurator
0
8
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Python(1)