From Paper to Platform: Reinventing Business Cards for the Digital Age

Digital Business Card Platform · Professional Networking · Scalable & Responsive

React.js QR Sharing NFC Integration Multi-device

We helped transform outdated networking into a sleek digital experience – a scalable web app that empowers professionals to create and share smart business cards, anywhere.

1000+ cards shared in the first month
Digital business card interface on smartphone

The Challenge

Traditional business cards are becoming less relevant in our increasingly digital world. Our client needed a solution that could preserve the personal connection of exchanging contact information while leveraging modern technology. The platform needed to support multiple professional profiles per user, integrate with physical NFC cards, and provide a seamless sharing experience across devices.

Our Solution

We developed an innovative digital business card platform that integrates NFC cards with QR codes, enabling users to manage multiple profiles and share contact information effortlessly across devices. The solution includes a web application for profile management and a mobile-responsive design that ensures recipients can access shared information regardless of device.

Technical Approach

  • Built a Node.js backend with real-time communication capabilities
  • Created a responsive React.js frontend using Tailwind CSS for the control center
  • Implemented Keycloak for secure authentication and user management
  • Developed custom QR code generation with brand-specific styling
  • Integrated Web NFC API for physical device interactions
  • Engineered multiple profile management system with selective activation
  • Deployed on Google Cloud Platform for reliability and scalability

Technologies Used

Node.js

Node.js

React

React

Tailwind CSS

Tailwind CSS

Google Cloud

Google Cloud

Keycloak

Keycloak

Firebase

Firebase

Results & Outcome

The platform has transformed how professionals network, eliminating the need for physical cards while enhancing the information shared. Users can now update their contact details in real-time, track when their cards are viewed, and maintain separate profiles for different contexts. The integration with physical NFC cards provides a tangible experience while leveraging digital capabilities.

Before & After

Before

  • Physical business cards
  • Limited contact information
  • No analytics or updates

After

  • Digital + NFC cards
  • Rich, updatable profiles
  • Engagement tracking

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