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Sutter Case Study

Sutter

Business continuity and disaster recovery architecture enabling high availability, data protection, and seamless failover across regions.


Project Overview

Designed and implemented a business continuity and disaster recovery solution to ensure application availability and data protection during regional outages. The architecture enables seamless failover between regions with minimal downtime and near-zero data loss.


Industry

Healthcare / Enterprise Applications
Cloud Infrastructure
Disaster Recovery
High Availability Systems

Context and Challenges

Ensuring application availability during regional outages
Protecting critical business data from loss
Managing failover without manual intervention
Maintaining consistent environments across regions
Balancing cost optimization with high availability

Client Requirements

RTO within minutes

RPO within minutes

Multi-region deployment capability

Automated failover and recovery

Secure and isolated infrastructure

CI/CD-based deployments


My Role

Architected and implemented an Active-Passive disaster recovery solution on Azure, ensuring seamless failover, secure infrastructure, and highly available application delivery across regions.


Strategy and Solution

01

Designed Active-Passive architecture across two regions

02

Configured Azure Front Door for global traffic routing

03

Deployed identical applications in primary and secondary regions

04

Implemented autoscaling policies for failover scenarios

05

Enabled CI/CD pipelines for synchronized deployments


Architecture Highlights

Active-Passive DR across two Azure regions
Azure Front Door for traffic routing
App Services and container apps deployment
Geo-replicated SQL databases
Autoscaling during failover events
CI/CD deployment across environments

Architecture

Active-Passive disaster recovery architecture with Azure Front Door routing traffic between primary and standby regions.


Technologies and Tools

Cloud Platform

  • Microsoft Azure
  • Azure App Services
  • Azure Container Apps

Networking & Routing

  • Azure Front Door
  • Azure DNS
  • Azure Virtual Network

Security

  • Azure Key Vault
  • Azure WAF (Application Gateway)
  • Azure Active Directory

DevOps

  • Azure DevOps CI/CD
  • Container Registry

Data & Storage

  • Azure SQL Database
  • Blob Storage
  • Redis Cache

Highlights

RTO and RPO achieved within minutes
Automated failover using Azure Front Door
Cost-optimized passive region setup
Secure infrastructure with RBAC and Key Vault
End-to-end monitoring and logging enabled

Outcome

Ensured business continuity during outages
Achieved high availability across regions
Reduced downtime impact significantly
Improved operational resilience

Benefits

Business

Continuous service availability

Improved customer trust

Reduced revenue loss during outages

Technical & Security

Automated disaster recovery

Secure infrastructure with centralized controls

Highly resilient cloud architecture