TapCard.

TapCard — one tap. Every connection. A multi-tenant platform for digital NFC business cards. Create, share, and manage smart contact profiles with physical NFC hardware, analytics, and lead capture.

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🚀 Tech Stack

API: NestJS / Node.js / TypeScript

Database: PostgreSQL with TypeORM

Cache: Redis

Queue: BullMQ

Storage: AWS S3

Payments: Stripe

Email: Resend

SMS: Twilio

Shipping: Shippo

Edge: Cloudflare Workers

✨ Features

Multi-tenant Architecture - Organizations, teams, and RBAC
Digital Business Cards - Create and share smart contact profiles
NFC Integration - Physical NFC hardware provisioning and scanning
Analytics Dashboard - Track views, scans, and engagement
Lead Capture - Forms, submissions, and CRM integration
E-commerce - Stripe checkout, subscriptions, and orders
Integrations - Zapier, Salesforce, HubSpot, directory sync
Background Jobs - Email, processing, fulfillment, sync

🎯 Quick Start

# 1. Install dependencies
npm install

# 2. Start infrastructure (PostgreSQL + Redis)
docker-compose up -d postgres redis

# 3. Copy environment config
cp .env.example .env

# 4. Start development server
npm run start:dev

API docs available at http://localhost:3000/docs (Swagger UI).

📦 Subscription Tiers

Feature	Free	Pro	Enterprise
Profiles	3	Unlimited	Unlimited
Analytics Retention	30 days	1 year	1 year
Storage	1 GB	10 GB	100 GB
Lead Forms	-	✓	✓
CRM Integrations	-	✓	✓

📚 Documentation

📄 License

MIT

GitHub Repository | Made with ❤️ for the NFC business card community