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How to Break a Monolithic Application into Microservices (E-Commerce Use Case)
Learn how to convert a large monolithic e-commerce application into microservices architecture step by step with real-world examples and best practices.
4 min readMar 24, 2025
📌 Introduction
Many companies start with a monolithic application and later realize the need to scale, speed up deployments, and allow teams to work independently. That’s when the move to microservices architecture becomes essential.
In this guide, we’ll walk through how to break a monolithic e-commerce app into microservices, explain best practices, and show what each service should handle.
🏬 Example: Monolithic E-Commerce App
📦 Current Monolith Features:
- User registration & login
- Product catalog
- Shopping cart
- Order management
- Payment processing
- Admin dashboard
- Email notifications
- Reports
In a monolith, all these features exist in one codebase, one database, and one deployment…
