PRODUCTION CLOUD ARCHITECTURE EXPLORER

3-Tier AWS Topology & Multi-Tenant Pipeline

Explore the exact cloud architecture powering enterprise SaaS applications in AWS ap-south-2. Built 100% with modular Terraform, isolated subnet boundaries, and self-healing asynchronous queues.

Interactive Topology Inspector

Live AWS Infrastructure Canvas

Click any component to inspect Terraform & cost

Production Ingress & Compute Topology

AWS ap-south-2

BrowserHTTPS :443

Region: AWS ap-south-2 (Hyderabad)IaC: 100% Terraform (S3 State + DynamoDB Lock)

Application Load Balancer

AWS WAF + ALB

$22.50 / mo

est. run-rate

Terminates HTTPS traffic via AWS ACM certificates in ap-south-2. Rate limits abuse (max 2,000 req/5m) and forwards traffic across private ECS target groups.

Key Specifications

TLS 1.3 Termination
Cross-zone load balancing
HTTP/2 enabled
Target health checks :3000/health

Terraform DefinitionHCL

HCL

resource "aws_lb" "main" {
  name               = "paatam-prod-alb"
  internal           = false
  load_balancer_type = "application"
  security_groups    = [aws_security_group.alb.id]
  subnets            = aws_subnet.public[*].id
  enable_deletion_protection = true
}

Network Isolation & CIDR Blocks

3-Tier Subnet Routing & Security Groups

VPC CIDR: 10.0.0.0/16 · AWS ap-south-2

Public Tier Routing & Security Posture

Zero-Trust Isolation

Availability Zone Allocations

Zone A: 10.0.1.0/24 (ap-south-2a)

Zone B: 10.0.2.0/24 (ap-south-2b)

Route Table Default Egress

0.0.0.0/0 → Internet Gateway (igw-09a8f)

Security Group Ingress

HTTPS :443 from 0.0.0.0/0 (ACM SSL)

Security Group Egress

All outbound traffic allowed to Private App tier

Provisioned Infrastructure Resources in this Tier

Application Load Balancer (ALB)

AWS NAT Gateway 1 & 2

Bastion Host (Optional)

Financial Transparency

AWS Infrastructure Run-Rate Calculator

AWS INFRASTRUCTURE COST SIMULATOR

Production Run-Rate Calculator

Transparent AWS pricing calibrated for ap-south-2 (Hyderabad / Mumbai)

Estimated Monthly Bill

$151.59/ mo

ECS Fargate Tasks2 tasks ($30.24/mo)

1 task (Staging)2 tasks (HA Min)8 tasks (Peak Burst)

RDS PostgreSQL Instance$34.50/mo

Enable RDS Proxy PoolingPrevents DB connection exhaustion ($18.00/mo)

NAT Gateways (Egress)1 NAT GW (Cost Optimized)

Cost Allocation Matrix

Compute (ECS)

$30.24

Database + Proxy

$52.50

Networking (ALB + NAT)

$55.35

Async (SQS + Cron)

$4.50

ZERO-DOWNTIME INFRASTRUCTURE SPRINT

Need this exact AWS topology codified for your startup?

Turnkey 1–2 week delivery: Modular Terraform codebase, 3-tier VPC, ECS Fargate, RDS Proxy, and GitHub Actions CI/CD with full handover documentation.

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