Insight Details

How Microcorem built a scalable eCommerce architecture with Medusa, Next.js, PostgreSQL, Docker, AWS & AI

Tyler Lee
September 3, 2025
Scalable eCommerce Architecture's Future
Scalability and stability for the platform with smart analytics that attract customers are the most important issues facing the e-commerce industry today. For example, WooCommerce's accessibility and integration with WordPress make it popular, but without sophisticated hosting and monitoring optimisations, its performance can quickly decline with high traffic. Industry studies have shown that when scaling to enterprise levels, WooCommerce's dependence on plugins and shared hosting environments frequently results in bottlenecks (Kinsta, 2024). Similar to this, Shopify has a flexible shopfront and a seamless onboarding process, but its backend extensibility and plugin sandboxing limit its potential. As companies try to create unique workflows and incorporate increasingly sophisticated automation, these limitations become evident (Ecommerce Platforms, 2024). On the opposite end of the spectrum, Magento (Adobe Commerce) offers a robust platform that is ready for enterprise use, but it is commonly criticised for having a high total cost of ownership, with enterprise implementations costing anywhere from tens to hundreds of thousands of dollars a year (Exinent, 2025). When taken as a whole, these constraints compel many companies to re-platform every few years to meet their expansion needs (OyeCommerz, 2025).
A three-tier eCommerce growth model that adapts to a company's lifecycle is how we at Microcorem tackle this problem. Medusa (headless commerce engine), Next.js (shopfront), PostgreSQL (database), Docker (containerisation), and AWS (cloud hosting and security) form the foundation of our architecture. Importantly, it integrates AI-powered services for automation, fraud detection, and personalisation. As companies grow from startups to enterprises, this modular design guarantees adaptability, affordability, and durability.
Basic Tier: Quick Launch
For small companies looking to swiftly and consistently build their online presence, the Basic tier offers a safe starting point. It consists of:
Next.js shopfront and Medusa API
Dockerised backend for a PostgreSQL database
Security features of AWS WAF (Web Application Firewall) and IAM (Identity and Access Management)
This setup is strong and lightweight, providing startups with enterprise-level security right out of the gate.
Growth Level: Automate & Scale
As operations grow, companies can use automation and intelligence thanks to the Growth tier. It also adds:
An AI marketing suite that includes:
Campaign automation, personalisation, and SEO
Redpanda streams that are event-driven for processing events in real time
Datadog observability for tracking customer satisfaction and performance
THis model is perfect for mid-market businesses that want to use data-driven marketing and predictive insights to optimise operations.
Future-Ready Commerce at the Enterprise Level
TThe Enterprise tier is designed for organisations that need advanced security, global scalability, and compliance readiness. It includes:
Complete AWS-native security stack (Macie, Shield, and GuardDuty)
SageMaker AI for advanced personalisation, fraud detection, and CLV (Customer Lifetime Value) forecasting
High availability, compliance alignment, and multi-region Amazon RDS (Relational Database Service)
This enterprise-grade infrastructure guarantees resilience, regulatory compliance, and AI-driven intelligence for businesses operating in international markets.
In Conclusion
The three-tier architecture of Microcorem offers a clear, step-by-step pathway for online businesses. W Despite the inconvenience of replatforming, businesses can begin small, expand strategically, and scale internationally. Microcorem guarantees that eCommerce companies stay secure, future-proof, and responsive to market demands by integrating Medusa, Next.js, PostgreSQL, Docker, AWS, and AI services.
Citations
Kinsta (2024). Optimising WooCommerce: Performance and Scaling, from https://kinsta.com/blog/woocommerce-optimization.
Platforms for E-Commerce (2024). Shopify Plus's benefits and drawbacks for business e-commerce. taken from https://ecommerceplatforms.com/the-pros-and-cons-of-using-shopify-plus-for-enterprise-e-commerce.
Exinent (2025). A Comprehensive Guide to Magento Cost 2025. taken from https://www.exinent.com/magento-cost-2025-complete-guide.
OyeCommerz (2025). 2025 Replatforming: Shopify vs. WooCommerce. taken from https://oyecommerz.com/blog/replatforming-in-2025-woocommerce-to-shopify