Rahul Desai
summary
DevOps Engineer with 5 years building cloud-native infrastructure and CI/CD pipelines on AWS and GCP. Reduced deployment lead time from 4 days to 45 minutes at Paytm, maintained 99.98% SLA across a 200-node Kubernetes cluster, and cut cloud spend ₹1.1 Cr/year through auto-scaling and spot-instance adoption.
experience
- Designed and operated a 200-node EKS Kubernetes cluster serving 70+ microservices; maintained 99.98% uptime over 24 months, with mean time to recovery of 4.2 minutes.
- Re-engineered CI/CD pipelines from Jenkins freestyle jobs to GitHub Actions + ArgoCD GitOps model; deployment lead time shrank from 4 days to 45 minutes and rollback time fell from 2 hours to 8 minutes.
- Implemented Spot + Reserved instance mix with KEDA-based auto-scaling; reduced monthly AWS EC2 + EKS bill by ₹1.1 Cr/year (34%) without SLA impact.
- Built centralised observability stack (Prometheus, Grafana, Loki) replacing 5 siloed monitoring tools; on-call alert noise dropped 60%, freeing 15 engineer-hours per week.
- Containerised 18 legacy Java applications using Docker and Helm charts, enabling consistent deployments across dev, staging, and prod; environment-parity defects dropped 70%.
- Automated infrastructure provisioning on AWS using Terraform IaC; manual provisioning effort of 8 hours per environment reduced to 12 minutes.
- Implemented HashiCorp Vault for secrets management across 6 client projects, eliminating hardcoded credentials and passing two external security audits.
education
tech_stack
Certifications
- Certified Kubernetes Administrator (CKA) — CNCF, valid through 2025
- AWS Certified DevOps Engineer – Professional (2023)
- HashiCorp Certified: Terraform Associate (2022)