Digital Business Cards Signature Intro
Overview
SignatureIntro is a smart digital identity and NFC-enabled profile platform that allows users to create, share, and manage professional profiles with advanced analytics and lead-generation features.
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Description
<p data-start="478" data-end="874"><strong data-start="478" data-end="496">SignatureIntro</strong> is a full-stack digital profile and smart contact-sharing platform built to modernize professional networking. The application allows users to create secure accounts, build customizable profiles, and share them instantly via NFC cards or direct links. When an NFC card is scanned, the system dynamically displays a clean, mobile-optimized profile view for seamless interaction.</p><p data-start="478" data-end="874"><br></p> <p data-start="876" data-end="1205">The platform supports <strong data-start="898" data-end="920">VCF contact saving</strong>, <strong data-start="922" data-end="941">lead collection</strong>, and <strong data-start="947" data-end="977">email signature generation</strong>, enabling professionals and businesses to convert profile views into meaningful connections. Advanced analytics provide insights into profile visits, interactions, and engagement, helping users measure networking effectiveness.</p><p data-start="876" data-end="1205"><br></p> <p data-start="1207" data-end="1515">Built using <strong data-start="1219" data-end="1243">Next.js and React.js</strong> for a fast, SEO-friendly frontend and <strong data-start="1282" data-end="1306">Fastify with Node.js</strong> on the backend, the system is designed for high performance and scalability. <strong data-start="1384" data-end="1398">Prisma ORM</strong> and <strong data-start="1403" data-end="1412">MySQL</strong> ensure reliable data handling, while <strong data-start="1450" data-end="1466">Google OAuth</strong> provides secure and frictionless authentication.</p> <p data-start="1517" data-end="1705">This project was <strong data-start="1534" data-end="1588">fully designed, developed, and deployed end-to-end</strong> by me, covering architecture, UI/UX, backend logic, authentication, database design, NFC integration, and analytics.</p> <p><br></p><h2 data-start="1712" data-end="1732">🔹 Key Features</h2> <ul data-start="1733" data-end="2078"> <li data-start="1733" data-end="1774"> <p data-start="1735" data-end="1774"> User authentication with Google OAuth</p> </li> <li data-start="1775" data-end="1816"> <p data-start="1777" data-end="1816"> Customizable digital profile creation</p> </li> <li data-start="1817" data-end="1848"> <p data-start="1819" data-end="1848"> NFC-enabled profile sharing</p> </li> <li data-start="1849" data-end="1890"> <p data-start="1851" data-end="1890"> Mobile-optimized profile view on scan</p> </li> <li data-start="1891" data-end="1925"> <p data-start="1893" data-end="1925"> VCF contact save functionality</p> </li> <li data-start="1926" data-end="1968"> <p data-start="1928" data-end="1968"> Lead collection and contact management</p> </li> <li data-start="1969" data-end="1998"> <p data-start="1971" data-end="1998"> Email signature generator</p> </li> <li data-start="1999" data-end="2046"> <p data-start="2001" data-end="2046"> Advanced analytics and interaction tracking</p> </li> <li data-start="2047" data-end="2078"> <p data-start="2049" data-end="2078"> Secure and scalable backend</p> </li> </ul> <hr data-start="2080" data-end="2083"> <h2 data-start="2085" data-end="2103"><br></h2>