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Event-Driven Order Processing System

Event-Driven Order Processing System (Reference Implementation)

personal-projectazureevent-driven-architectureserverlessci-cdinfrastructure-as-code

Project Overview

This project is a production-oriented reference implementation of an event-driven order processing system, designed to demonstrate enterprise-grade cloud architecture patterns on Microsoft Azure.

The goal was not to build a feature-rich e-commerce application, but to design a robust, scalable, and observable backend architecture that reflects real-world enterprise requirements such as reliability, decoupling, fault tolerance, and automated delivery.


Scope & Responsibilities

  • Design and implementation of an event-driven, serverless backend architecture
  • Development of a stateless order ingestion API and asynchronous processing pipeline
  • Implementation of reliable messaging and error handling strategies
  • Definition and deployment of cloud infrastructure using Infrastructure as Code
  • Setup of end-to-end CI/CD pipelines for infrastructure and application components
  • Implementation of monitoring, logging, and observability for production readiness

Technical Focus

The system was intentionally designed around enterprise integration patterns, rather than UI complexity.

Key technical considerations included:

  • Loose coupling between system components
  • Reliable message processing under failure conditions
  • Clear separation between application logic, infrastructure, and deployment
  • Operational visibility through metrics, logs, and tracing
  • Cost-efficient scaling using serverless services

Built With


Outcome & Learnings

  • Demonstrated a production-grade event-driven architecture suitable for enterprise workloads
  • Implemented robust error handling with retries and dead-letter processing
  • Established full observability using Application Insights and structured logging
  • Validated Infrastructure-as-Code and CI/CD workflows for repeatable deployments
  • Created a reusable architecture blueprint applicable to real client projects

Notes

This project is a self-initiated technical reference and does not represent a customer implementation.
It is intended to showcase architectural competence, cloud-native design, and operational maturity rather than domain-specific business logic.