Modular Mart — System Architecture Overview

Modular Mart — System Architecture Overview An architecture diagram generated by Archify. Storefront · Next.js + Clerk · Architecture component · Next.js Storefront Next.js + Clerk Docs Site · Next.js · Architecture component · Next.js Docs Site Next.js Clerk · JWT identity · Architecture component Clerk JWT identity Stripe · intents + webhooks · Architecture component · Stripe Stripe intents + webhooks Kong Gateway · JWT verify + rate limit · Deployment (Render / Docker Compose) Kong Gateway JWT verify + rate limit Redis · cache + rate limit · Deployment (Render / Docker Compose) · Redis Redis cache + rate limit User Svc · identity + roles · Deployment (Render / Docker Compose) › Internal trust zone User Svc identity + roles Catalog Svc · products + stock · Deployment (Render / Docker Compose) › Internal trust zone Catalog Svc products + stock Order Svc · orders + outbox saga · Deployment (Render / Docker Compose) › Internal trust zone Order Svc orders + outbox saga Payment Svc · intents + webhooks · Deployment (Render / Docker Compose) › Internal trust zone Payment Svc intents + webhooks Notification Svc · 4 channels + SSE · Deployment (Render / Docker Compose) › Internal trust zone Notification Svc 4 channels + SSE User DB · PostgreSQL · Deployment (Render / Docker Compose) · PostgreSQL User DB PostgreSQL Catalog DB · PostgreSQL · Deployment (Render / Docker Compose) · PostgreSQL Catalog DB PostgreSQL Order DB · PostgreSQL + outbox · Deployment (Render / Docker Compose) · PostgreSQL Order DB PostgreSQL + outbox Payment DB · PostgreSQL · Deployment (Render / Docker Compose) · PostgreSQL Payment DB PostgreSQL Notify DB · PostgreSQL · Deployment (Render / Docker Compose) · PostgreSQL Notify DB PostgreSQL RabbitMQ Event Bus · domain.events topic + retry/DLQ ladder · Deployment (Render / Docker Compose) · RabbitMQ RabbitMQ Event Bus domain.events topic + retry/DLQ ladder Shared Packages · contracts, cache, resilience · Architecture component · @modular-mart/* Shared Packages contracts, cache, resilience @modular-mart/* OpenTelemetry · traces + correlation · Architecture component OpenTelemetry traces + correlation LGTM Stack · Grafana, Loki, Prometheus · Deployment (Render / Docker Compose) · Grafana LGTM Stack Grafana, Loki, Prometheus Sentry · error tracking · Deployment (Render / Docker Compose) · Sentry Sentry error tracking Render · 6 services + shared infra · Deployment (Render / Docker Compose) · Render Render 6 services + shared infra HTTPS session + sync intents TX + outbox rate limit publish order.created saga events EventBus + topology Deployment (Render / Docker Compose) Internal trust zone Legend Frontend Backend Database Cloud Security Message bus External