Shivraj T.

AWS DevOps Engineer with 3.5+ years of experience architecting, automating, and operating production-grade cloud infrastructure. Currently the sole DevOps engineer at Lingk Inc., independently managing a large-scale AWS environment spanning 50+ EC2 instances, 104 S3 buckets, 37 ECS services, and 5 RDS databases. Led a full production infrastructure migration to Terraform for scripted disaster recovery, executed a zero-downtime Amazon EKS upgrade (v1.29 → v1.31), and diagnosed a critical Karpenter/EKS production incident with a formal root-cause analysis. Experienced in CI/CD pipeline design using GitHub Actions, PostgreSQL RDS major version upgrades, DNS architecture with Route53, and SSL/TLS automation using AWS ACM. AWS Certified Solutions Architect – Associate (Perfect Score: 1000/1000). Comfortable owning infrastructure independently, working across time zones, and collaborating directly with distributed engineering teams.