Kartheek Ramakrishna
Digital Transformation Consulting | Cloud | PaaS | Kubernetes | Technology Architecture
- Role
- Lead Cloud Engineer at Expedent Corp
- Location
- Raleigh-Durham-Chapel Hill, NC, US
- LinkedIn followers
- 500 followers
About Kartheek Ramakrishna
As a Lead Platform Engineer with over 10 years of experince, I have led the modernization…
Experience
Lead Cloud Engineer
Mar 2021 — Present · Raleigh, NC, US
Led the successful migration of 700+ critical apps from VMware Tanzu to Amazon EKS by designing and implementing a Kubernetes-based PaaS using open-source tools like Timoni, Paketo Buildpacks, Helm, and ArgoCD, replicating TAS on EKS.Key Contributions- Designed GitOps-driven provisioning via Terraform + Helm, replicating platform blueprints- Architected control plane topology, defining repo structure, branching models, and GitOps automation- Implemented External Secrets for Kubernetes secret management; integrated SSO for cluster access- Designed & executed backup/restore with Velero; enabled Blue/Green deployments using Rollouts- Built logging architecture with CrowdStrike, Datadog, and NG-SIEM systems for real-time telemetry- Designed and deployed custom dashboards in Datadog for platform observability- Integrated Karpenter, Fargate, Spot instances, and Custom Plans for resource and cost optimization- Implemented auto-scaling with Cluster Autoscaler and KEDA; enabled load-aware overprovisioning via pause-pods + Datadog metrics- Designed Active/Passive DR topology and conducted multi-cluster DR drills- Developed an AI-powered Kubernetes upgrade planner using GPT-based risk analysis & automated rollout validation (smoke tests)- Built automated pipelines to test and validate EKS upgrades with minimal disruptions. Achievements Migrated 700+ apps to EKS within 6 months with zero critical downtime. Saved $1.5M+ annually through audit-driven cost optimizations and right-sizing. Achieved 99.9% uptime by automating DR, scaling, and upgrade validation
Education
University of Houston
Master's degree, Industrial Engineering
2013 — 2015
Northwestern University - Kellogg School of Management
Master of Business Administration - MBA
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