Ponnanna Chonira

Site Reliability Engineer @IBM

Bengaluru, IN

Tech Stack: AWS, IBM Cloud, OpenShift(ROSA, CRC), ArgoCD, Instana, Prometheus, Grafana, DB2, Ansible, Docker, Travis CI, Tekton, Kubernetes (AKS, GKE), PagerDuty, PythonAt IBM, I contributed to reliability engineering for a critical SaaS platform serving over 200 clients. My focus was on building resilient, scalable infrastructure across AWS and IBM Cloud, enabling seamless delivery through GitOps, automation, and observability.* Deployed multi-region OpenShift clusters using ArgoCD and IBM toolchains, enabling enterprise-grade scalability* Enabled GitOps workflows for automated, version-controlled deployments across hybrid environments* Led cluster and product upgrades with near-zero downtime across AWS and IBM Cloud* Provisioned and managed scalable AWS infrastructure using Terraform and Ansible, applying Infrastructure as Code (IaC) principles* Engineered failover strategies and disaster recovery mechanisms to ensure high availability and service continuity* Automated upgrades, backups, diagnostics, and deployments using Ansible and Docker* Built and managed Kubernetes clusters on Azure and GCP, expanding multi-cloud capabilities* Integrated alerting workflows with PagerDuty, Slack, and OnCall Manager for rapid incident response* Enhanced observability using Instana, Prometheus, and Grafana, reducing incident resolution time by 15%* Conducted deep root cause analyses and post-mortems, reducing repeat outages by 20%* Managed DB2 databases with a focus on data integrity, security, and recovery* Collaborated closely with developers, DBAs, and product managers to ensure seamless deployment and system reliability

SDM College Ujire

pre-university, Physics, chemistry, mathematics, Biology

Birla Institute of Technology and Science, Pilani

Master of Technology - MTech, computing systems and infrastructure

SDM College Ujire

Bachelor of Science - BS, Physics mathematics computer application