Chethan R
DevOps / Site Reliability Engineer · Bangalore
DevOps and Site Reliability Engineer with 3 years running production infrastructure for a PCI DSS-regulated fintech, provisioning multi-cloud infrastructure with Terraform across AWS and OCI. Operates Kubernetes (Amazon EKS) with Karpenter, ArgoCD GitOps and Helm; builds CI/CD pipelines in Jenkins and GitHub Actions. Owns observability and incident response on Prometheus, Grafana, Loki and OpenTelemetry, and built a four-account AWS security detection platform from scratch.
AWS Certified Solutions Architect – Associate | Certified Kubernetes Administrator in progress
Platform
- Terraform-provisioned VPC, EKS cluster, and RDS Postgres
- GitHub Actions deploys via OIDC - no long-lived AWS keys in CI
- AWS Load Balancer Controller with ExternalDNS and ACM handle routing and TLS
- External Secrets Operator syncs credentials from AWS Secrets Manager
- Postgres runs in private subnets, reachable only from inside the cluster
- Prometheus, Grafana, and Loki for observability
Other projects
- An AI operations agent on AWS Bedrock and LangGraph, queried from Slack, running read-only tools over ClickHouse telemetry, shipped to production EKS inside a $50/month inference budget.
- A Wazuh SIEM built from scratch across a four-account AWS Organization; custom decoders and rule tuning cut alert volume ~95%.