Andres Betancourt

Trilingual marketing site + internal CRM/project dashboard with real auth, built with Next.js (App Router) and PostgreSQL.

Multi-tenant Omnichannel CRM SaaS (backend + frontend) with real-time WhatsApp integration, strict tenant isolation, and R-S-C architecture.

My Personal Repository

Voice-driven physical inventory count PWA for warehouses and hotel storerooms, with anomaly detection and offline support. NestJS + Prisma + PostgreSQL backend, Next.js client.

NFC Attendance API is a secure REST API for managing student attendance via NFC, featuring authentication, bulk import, and easy data export.

React (Vite) frontend for Don Kampo, a fresh-produce marketplace — pairs with the don-kampo-API backend.