A collection of work across backend systems, web platforms, and mobile apps.
Colombian multi-tenant retail SaaS — Angular app and Spring Boot API with DIAN e-invoicing, POS, and inventory.
Internal admin portal and Keycloak identity infrastructure for Trueque — tenant onboarding, DIAN certificates, and subscriptions.
Full stack platform for real-time mobility monitoring — Flutter mobile app and NestJS web admin panel.
Gamified digital collectibles platform with social mechanics, referral system, and rewards.
Flutter companion app for Clash of Clans — player profiles, clan stats, and head-to-head comparisons.
Hyperlocal Colombian marketplace — Flutter app, React web, and NestJS API with PostGIS discovery and MercadoPago checkout.
3D printing marketplace — Flutter app and NestJS API for physical prints, digital STL downloads, and creator/admin tooling.
Full-featured LMS for course management, content delivery, and learning progress tracking.
