End-to-end refactor of the official Casa San Telmo website (vacation rentals in Buenos Aires, 20+ years online, originally developed by us between 2005-2011).
Full backend migration from PHP 5.6 → PHP 8.4 (~3,200 fixes across 180+ files), modernization of the internal admin panel, booking system and guest management. New responsive design, Google Maps → Leaflet/OpenStreetMap migration, PHPMailer 5→6 with centralized templates, dompdf and iCal sync with Airbnb/Booking.
Security hardening: bcrypt, CSRF, XSS sanitization, strict sessions, security headers. Admin panel performance: 26 s → 3.7 s. Site in 5 languages (ES/EN/PT/DE/FR).
Other projects
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RE/MAX Remeros — Real Estate Portal
Property portal for RE/MAX Remeros (Tigre, Buenos Aires): filtered listings, interactive map, lead capture and WhatsApp integration.
May 2025
RE/MAX Remeros
Copropietario SRL
PY-native SaaS platform for condo and building-expense administration, multi-tenant, with an admin panel, owner portal and caretaker portal.
Jul. 2026
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ViaParaguay
Real estate and relocation platform for Paraguay with property and development listings, a curated business directory and editorial guides in three languages.
Dec. 2025