Mohit Rajain

Architected global Ceph clusters of 3 PB in size on bare metal, providing block storage, object storage, and file systems in a cloud-native environment, significantly enhancing storage capabilities and system scalability. Implemented Ansible, Ceph (Rook), and K8S (argoCD) in proprietary data centers, resulting in a 40% improvement in deployment speed. Established comprehensive cluster monitoring, reducing downtime by 20%. Developed specialized storage tools, streamlining data management processes.

Led the migration and redesign of Monitoring and Alerting Infrastructure, transitioning from Graphite and Icinga to Prometheus (Thanos), enhancing monitoring capabilities by 40%. Implemented Thanos Ruler and Alertmanager, achieving a scalable alerting solution that reduced false positives by 45%. Directed cloud migration from AWS to GCP, upgrading orchestration infrastructure and achieving a 20% cost reduction. Designed an anomaly detection project, improving metric accuracy on large-scale data sets.

Assisted customers in designing infrastructures around AWS services, increasing client satisfaction rate by 20%. Provided expertise in services like Lambda, API Gateway, SNS, SES, Cognito, CloudFront etc.