n recent years, blockchain technology has emerged as a revolutionary force across numerous industries. The centralized nature and the security it provides has given it the boost it required to go across the globe. Countries like El Salvador have adopted Bitcoin as a legal tender across the nation. Blockchain technology is transforming the way we handle data, ensuring transparency, security, and immutability. In this guide, we’ll walk you through building a simple blockchain application with Node.js. By the end of this tutorial, you’ll have a solid understanding of how blockchains work and how to implement one in your projects.