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Debashish Bose

@debashishbose

Lead Cloud Architect at Cognizant Technology Solutions, India, shaping AWS and Azure strategy after migrating 600+ applications and cutting cloud costs by 20%.

India

Message

At Cognizant Technology Solutions, India, I own enterprise cloud architecture strategy across AWS and Azure. I set reference architectures and platform engineering standards adopted by 5+ delivery teams, and direct modernization programs for enterprise clients.

Across AWS and Azure, I led the migration and modernization of 600+ applications, reducing cloud costs by 20% and deployment time by 75% through Infrastructure-as-Code automation. At Tata Consultancy Services, I established AWS Landing Zone governance across 10+ accounts and automated provisioning to cut manual effort by 70%.

At Genpact India Pvt Ltd, I led 10 engineers deploying containerized applications on Amazon EKS and implemented disaster recovery for production SaaS workloads. I also bring experience in cloud security, resilience, FinOps, and coaching engineering teams of up to 20.

Experience

Work history, roles, and key accomplishments

Current

Senior Cloud Architect

Current

Cognizant Technology Solutions

Oct 2025 - Present (1 year)

Owns enterprise cloud architecture strategy across AWS and Azure, defining reference architectures and platform engineering standards. Established architecture governance framework and directed cloud transformation programs for multiple enterprise clients.

AWS Azure Infrastructure as Code CI CD Terraform CloudFormation Kubernetes Docker Policy as Code FinOps AWS Well Architected Framework Disaster Recovery Security IAM Networking

Cloud Architect

Genpact India Pvt Ltd

Mar 2025 - Sep 2025 (6 months)

Led a team of 10 engineers architecting and deploying containerized applications on Amazon EKS for multi-client SaaS workloads. Established cloud architecture standards and governance frameworks, implemented disaster recovery, and reduced cloud costs by 20%.

AWS Amazon EKS Kubernetes Docker IAM SCP VPC WAF Disaster Recovery Infrastructure as Code Terraform Observability Cost Optimization Savings Plans

Cloud Architect

Tata Consultancy Services

Jun 2021 - Mar 2025 (3 years 9 months)

Architected AWS Landing Zone solutions using Control Tower, Organizations, and SCPs for centralized governance across 10+ AWS accounts. Built Infrastructure-as-Code standards with Terraform and Packer, reducing manual provisioning by 70%.

AWS Control Tower Organization SCP Transit Gateway Direct Connect VPC Peerings Terraform Packer Kubernetes Amazon EKS IAM CloudTrail GuardDuty Security Hub Disaster Recovery RDS S3 Route 53

DevOps Consultant

Accenture Solutions Pvt Ltd

Sep 2016 - May 2021 (4 years 8 months)

Delivered scalable cloud network infrastructure integrating Transit Gateways, Direct Connect, and Cloud VPN. Automated infrastructure deployment with Packer and Terraform, and modernized legacy applications to microservices with Docker on ECS and EKS.

AWS Transit Gateway Direct Connect VPN Packer Terraform CI CD Lambda EventBridge DynamoDB Docker AWS ECS Amazon EKS Linux Patch Automation

Cloud Engineer

Accenture Solutions Pvt Ltd

Sep 2012 - Aug 2016 (3 years 11 months)

Deployed and optimized AWS services for production workloads and managed multi-AZ RDS databases. Developed CI/CD pipelines for infrastructure-as-code automation and administered RHEL and Veritas Cluster Server environments.

AWS EC2 EBS RDS SNS Amazon SQS Route 53 CI CD Infrastructure as Code RHEL Veritas Cluster Server

Senior Linux Administrator

Accenture Solutions Pvt Ltd

Feb 2007 - Aug 2012 (5 years 6 months)

Managed Linux server infrastructure for 24/7 uptime and administered Veritas and RHEL clusters. Implemented shell-script automation that reduced repetitive incidents by 50% and cleared ticket backlogs by 80%.

Linux RHEL SUSE Veritas Cluster Server Shell Scripting Patch Management Vulnerability Remediation