Tomato Cards logo

In development

Tomato Cards

Your professional identity, in one link.

A B2C and B2B SaaS platform for creating and sharing digital business cards with individual and company branding.

At a glance

Project facts

My role
Independent product builder
Status
In development
Product
B2C and B2B SaaS

Purpose

What it does

A digital identity platform that helps individuals and teams present themselves consistently and share their details anywhere.

  • Customizable digital cards with a design for every person and brand
  • Professional email signatures that match each identity
  • Custom shareable URLs, mobile wallet passes, and effortless sharing
  • Built-in analytics for tracking card views and engagement

Product

Key features

  • Digital business cards for individuals and organizations
  • Custom shareable URLs and branding
  • Professional email signatures
  • Card views and engagement statistics
  • Subscription model
  • Mobile wallet integration

Engineering

Architecture and ownership

  • End-to-end ownership as sole developer, from product concept and architecture through implementation, infrastructure, and delivery
  • .NET 10 backend and API platform
  • Containerized, self-hosted Kubernetes infrastructure on Hetzner
  • Identity and access management with ZITADEL
  • Cloudflare R2 object storage and Hetzner hosting

Technology

Stack

.NET 10Kubernetes · Self-hostedIAM · ZITADELCloudflare R2Hetzner