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Case study · SaaS

Facturita: a VeriFactu-compatible invoicing SaaS platform

We designed and built an invoicing platform for freelancers and small businesses in Spain, available on the web and mobile devices.

Flutter Node.js PostgreSQL Hasura Stripe

An active product compatible with VeriFactu/SIF.

01

The problem

Invoicing must stay simple without losing the rigour required by fiscal records.

  • + Connected documents
  • + Mobile use
  • + Multiple languages
  • + Tenant isolation
02

The solution

A SaaS covering invoices, corrections, quotes, clients, products, costs and reporting.

  • + PDF and email
  • + Stripe and Apple IAP
  • + Read-only demo
  • + Web / PWA / mobile
03

VeriFactu / SIF

The implementation includes integration, chained records, QR, locking after registration and corrective documents.

  • + Traceable records
  • + Producer responsibility statement
  • + Test and production
04

Architecture

Flutter connects to Node.js services, Hasura and PostgreSQL deployed in containers.

  • + Multi-tenancy
  • + Permissions
  • + Payments
  • + Delivery automation

System screenshots

Facturita mobile app main menu
Facturita mobile app main menu
Mobile dashboard with quick actions
Mobile dashboard with quick actions
Web and mobile dashboard with monthly metrics
Web and mobile dashboard with monthly metrics
Dark dashboard with monthly metrics
Dark dashboard with monthly metrics
Invoice creator on desktop and mobile
Invoice creator on desktop and mobile
Invoice PDF preview
Invoice PDF preview
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Next step

JUYE / START

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