System Architecture

Modern Stack Overview

Frontend

  • React/Vue/Svelte
  • Zustand/Pinia Stores
  • TypeScript
  • Vite Build System

Backend

  • Node.js + Express
  • JWT Authentication
  • REST + WebSocket APIs
  • Rate Limiting

Database

  • PostgreSQL
  • Redis Cache
  • Prisma ORM
  • Daily Backups

Cloud Deployment

Frontend Hosting

Vercel Edge Network

Global CDN with instant cache invalidation

  • Automatic CI/CD from GitHub
  • Preview deployments for all PRs
  • Image optimization
  • DDoS protection

Backend Services

AWS ECS + Fargate

Containerized microservices

  • Auto-scaling based on load
  • Multi-region deployment
  • Managed PostgreSQL RDS
  • Redis Elasticache

API Architecture

API Architecture Diagram

Our API follows RESTful principles with JSON payloads and uses WebSockets for real-time updates.

Security Layers

Authentication

  • OAuth 2.0 + OpenID Connect
  • JWT with short expiration
  • Refresh token rotation
  • Multi-factor auth (SMS/OTP)

Data Protection

  • Encryption at rest (AES-256)
  • Encryption in transit (TLS 1.3)
  • Field-level encryption
  • Regular key rotation

Monitoring

  • SIEM integration
  • Anomaly detection
  • Audit logging
  • GDPR compliance