
Canivos (Now Promecenas)
LiveB2B Fintech Infrastructure for NGOs
About the project
Canivos is not just an adoption website; it is a vertical SaaS solution designed to digitize animal shelters with zero fixed costs. The platform operates under a Financial Marketplace model, using Stripe Connect to route donations, calculate dynamic commissions in real-time, and manage recurring subscriptions, eliminating administrative friction for NGOs.
Technologies
Next.jsStripe ConnectSupabasePostgreSQLTailwind CSSFintechSaaS
Features
- Stripe Connect & Split Payments: Implementation of connected accounts (Managed Accounts)
- Multi-tenant Management: Database architecture in Supabase
- Webhooks & Synchronization: Robust payment event listening system
- Dynamic Pricing Algorithm (Tiered Pricing) for commissions
- Retention Engine (Churn Prevention) for subscriptions
- Pricing Psychology: Optimized checkout with "Cover Fees" option
Technical challenges
- Secure multi-tenant architecture design
- Complex payment flow implementation with Stripe Connect
- Real-time dynamic commission calculation
- Payment event synchronization via Webhooks
- Subscription management and reallocation upon adoption
Learnings
- B2B Fintech system architecture
- Advanced Stripe Connect and split payment management
- Data modeling for Multi-tenant applications
- LTV retention strategies in subscription models
- Financial process automation
Screenshots

Donaciones

Apadrinamientos

Certificado de Donación
B2B Fintech Infrastructure for NGOs.