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Articles tagged with #express
Architecture of Centralized Exchange Before diving into the implementation details, let's look at the overall architecture of the exchange. This high-level view shows how the different services intera
Digital wallets have become a part of everyday life. We transfer money to friends. We split bills. We pay merchants. We check balances before making payments. But behind every wallet application lies
In many shared households, managing groceries becomes messy over time. Multiple people live together, Everyone buys food Items get stored in different places Expiry dates are ignored Food gets was
What We’re Building Before diving into the code, let’s understand what we are going to build. In this project, we’ll create a secure Todo Backend API using Express.js and PostgreSQL (via Neon). Core F
Till now, the backend was working, but everything was in a single file / unstructured format. Now the goal is to: Follow clean folder structure Make code scalable & maintainable Before diving int
Core Features Authentication System (Sign Up / Sign In)Every user starts here: Users can sign up with credentials Users can log in securely Authentication is handled via tokens (JWT) This ensure
