Men's eCommerce Platform

Enterprise-Grade System Design & Architecture

ExperteCommerceArchitectureSpring BootReactAWSObservability

About This Prompt

This senior-level architectural design prompt provides comprehensive guidance for building an enterprise-grade men's eCommerce platform focused on fashion and accessories. It emphasizes production-ready system design with high scalability, security, observability, and cloud-native deployment capabilities.

The prompt covers complete architecture design including React + TypeScript frontend, Spring Boot backend, MySQL database, Apache Solr search engine, Redis caching, comprehensive observability with ELK stack and Grafana, Docker containerization, AWS cloud architecture, and enterprise security best practices. Focuses on architecture and design rather than implementation code.

Complete eCommerce

Full product catalog, cart, checkout, order management, user accounts, wishlist, and admin back-office operations

Apache Solr Search

Full-text search, faceted navigation, autocomplete, synonym handling, relevance tuning, and search analytics

Enterprise Security

JWT authentication, Google OAuth, Spring Security, RBAC, password hashing, MFA, GDPR compliance, and WAF protection

Full Observability

ELK stack logging, OpenTelemetry tracing, Prometheus metrics, Grafana dashboards, correlation IDs, and SLOs

The Prompt

## 📌 Prompt: Enterprise-Grade Men's eCommerce Platform – System Design & Requirements

**Role & Context**
You are a **senior solution architect and enterprise software designer**.
Design a **production-ready, enterprise-grade Men's eCommerce platform** with high scalability, security, observability, and cloud readiness.
Do **not write application code** unless explicitly asked. Focus on **architecture, requirements, workflows, integrations, and best practices**.

---

### 1. Business Overview & Goals

Design a full-stack online shopping platform focused on **men's fashion and accessories**, supporting:

* High traffic and seasonal spikes
* Secure authentication (traditional + social login)
* Advanced product search and discovery
* Smooth shopping and checkout experience
* Strong observability, monitoring, and alerting
* Cloud-native deployment with high availability and disaster recovery

The system must follow **enterprise software standards** suitable for long-term scaling and team collaboration.

---

### 2. Architecture & Technology Expectations

Define a **modern, scalable architecture** with clear separation of concerns:

* **Frontend:** React + TypeScript (responsive, modular, production-ready UI)
* **Backend:** Spring Boot (RESTful APIs, microservices-friendly)
* **Database:** MySQL (transactional data)
* **Search Engine:** Apache Solr (full-text search, facets, autocomplete)
* **Caching:** Redis (sessions, cart, product data)
* **Security:** JWT-based authentication with Spring Security
* **API Documentation:** OpenAPI / Swagger

Explain **why each technology is chosen** and how they interact.

---

### 3. Authentication & Security Requirements

Design a secure authentication and authorization system that supports:

* Username/password authentication
* Google OAuth social login
* JWT-based stateless sessions
* Role-based access control (users vs admins)
* Secure password hashing and validation
* Optional MFA for sensitive operations
* Secure handling of password reset and account changes

Include **security best practices** across network, application, and data layers.

---

### 4. Product Catalog & Search

Define a robust product catalog system with:

* Hierarchical categories
* Attributes: size, color, brand, material, season
* Multiple images and rich descriptions
* Inventory tracking and pricing
* Apache Solr-powered:

  * Full-text search
  * Faceted filters
  * Autocomplete & synonym handling
  * Relevance tuning

Include **analytics signals** such as search popularity and conversion tracking.

---

### 5. Shopping Cart & Checkout

Design a cart system that:

* Works for guest and logged-in users
* Persists across sessions
* Supports add/remove/update/save-for-later
* Applies promotions and validates inventory
* Uses Redis for performance + MySQL for durability
* Tracks cart abandonment for marketing follow-ups

Describe a **multi-step checkout flow** from address to payment confirmation.

---

### 6. Order Management

Define the complete order lifecycle:

* Order creation and validation
* Inventory updates
* Payment authorization
* Status tracking (processing → shipped → delivered)
* Order history for users
* Admin tools for refunds, cancellations, and customer support

---

### 7. User Account & Personalization

Design user account features including:

* Profile management
* Multiple delivery addresses
* Password and preference management
* Wishlist
* Order history and reordering
* Preference tracking for personalization
* GDPR-compliant data handling (export & deletion)

---

### 8. Admin & Back-Office Capabilities

Define admin tools for:

* Product and category management (bulk operations)
* Order processing and fulfillment
* User support and account management
* Sales, inventory, and revenue analytics
* Exportable reports and KPIs

---

### 9. Observability, Logging & Tracing

Design full observability using:

* **ELK Stack:** Elasticsearch, Logstash, Kibana
* **Structured JSON logging**
* Correlation / trace IDs
* Filebeat for log shipping
* Dashboards for errors, latency, traffic, and business metrics

---

### 10. Distributed Tracing & Metrics

Implement:

* OpenTelemetry instrumentation
* Grafana Tempo for tracing
* Prometheus for metrics
* Grafana dashboards for:

  * API latency
  * DB & cache performance
  * Order processing flows
  * Business KPIs

Include alerting strategies and SLOs.

---

### 11. Local Development Environment

Design a **Docker Compose–based local environment** including:

* Backend
* Frontend
* MySQL
* Redis
* Solr
* Elasticsearch
* Kibana
* Prometheus
* Grafana
* Tracing backend

Include service dependencies, health checks, volumes, and dev-friendly setup.

---

### 12. Containerization Strategy

Define:

* Multi-stage Docker builds
* Secure, minimal runtime images
* Non-root containers
* Health checks
* Image scanning and best practices

---

### 13. AWS Production Architecture

Design AWS infrastructure supporting:

* Multi-AZ high availability
* VPC with public/private subnets
* Application Load Balancer
* ECS or EC2 with Auto Scaling
* RDS MySQL (Multi-AZ + read replicas)
* ElastiCache Redis
* CDN for static assets
* Secure networking and IAM

---

### 14. Scalability & Performance

Explain strategies for:

* Horizontal scaling
* Cache-aside pattern
* Read replicas
* Load-based auto scaling
* Query optimization
* CDN usage
* Async processing

---

### 15. CI/CD Pipeline

Design a CI/CD pipeline that includes:

* Automated builds
* Unit, integration, and API tests
* SonarQube quality gates
* Docker image builds & scans
* Blue-green or rolling deployments
* Automated rollback
* Secrets management via secure stores

---

### 16. Security & Compliance

Cover:

* Network security
* WAF protections
* TLS everywhere
* Encryption at rest and in transit
* Dependency & container scanning
* Audit logging and access trails

---

### 17. Testing Strategy

Define a comprehensive testing approach:

* Unit tests
* Integration tests (Testcontainers)
* API tests
* Load and stress testing
* Security testing
* UAT workflows

---

### 18. Disaster Recovery & Business Continuity

Design DR strategies including:

* Automated backups
* Point-in-time recovery
* Cross-region backups
* RTO/RPO definitions
* Recovery drills
* Optional multi-region failover

---

### 19. Documentation & Knowledge Management

Specify documentation requirements for:

* Architecture diagrams
* API references
* Deployment runbooks
* Incident response playbooks
* Developer onboarding guides
* Business operations workflows

---

**Output Expectations**

* Clear, structured sections
* Architecture-first explanations
* Production-ready best practices
* No code unless explicitly requested
* Use diagrams (described textually) where helpful

Key Architecture Sections (19 Total)

→Business Overview & Goals
→Architecture & Technology Stack
→Authentication & Security
→Product Catalog & Search
→Shopping Cart & Checkout
→Order Management
→User Account & Personalization
→Admin & Back-Office Tools
→Observability & Logging
→Distributed Tracing & Metrics
→Local Development Environment
→Containerization Strategy
→AWS Production Architecture
→Scalability & Performance
→CI/CD Pipeline
→Security & Compliance
→Testing Strategy
→Disaster Recovery & BC
→Documentation & Knowledge Mgmt

Core Technology Stack

  • →React + TypeScript Frontend
  • →Spring Boot Backend
  • →MySQL Database
  • →Redis Caching Layer
  • →Apache Solr Search Engine

Observability Stack

  • →ELK Stack (Logging)
  • →OpenTelemetry (Tracing)
  • →Prometheus (Metrics)
  • →Grafana (Visualization)
  • →Filebeat (Log Shipping)

AWS Infrastructure

  • →Multi-AZ VPC Architecture
  • →Application Load Balancer
  • →ECS / EC2 with Auto Scaling
  • →RDS MySQL with Read Replicas
  • →ElastiCache Redis Cluster

DevOps & Security

  • →Docker + Docker Compose
  • →CI/CD with SonarQube Gates
  • →Blue-Green Deployments
  • →JWT + Google OAuth Security
  • →Container & Dependency Scanning

Tips for Using This Prompt

  • →

    Design-First Approach: This prompt focuses on system architecture and design rather than code implementation. Emphasize clear separation of concerns, technology selection rationale, and workflow diagrams.

  • →

    Enterprise Standards: Follow enterprise software standards suitable for long-term scaling and team collaboration. Consider high traffic, seasonal spikes, and disaster recovery planning.

  • →

    Comprehensive Observability: Design full observability from the start with structured logging, distributed tracing, metrics collection, correlation IDs, and actionable dashboards for both technical and business KPIs.

  • →

    Security by Design: Implement security at every layer including network security, WAF protection, encryption at rest and in transit, audit logging, and GDPR compliance for data handling.

  • →

    Cloud-Native Architecture: Design for AWS deployment with Multi-AZ high availability, auto-scaling, managed services, and comprehensive CI/CD pipelines with quality gates and automated rollback capabilities.