NAGENDRAVISHNU K
Coimbatore, TN | +91 8592035280 | nagendravishnuk@gmail.com | linkedin.com/in/nagendravishnu
Profile

Results-driven Site Reliability Engineer with 6+ years building and maintaining scalable, resilient cloud infrastructure. Expert in Kubernetes orchestration, GitOps, Infrastructure as Code, and observability at scale. Proven track record of reducing MTTR by 60% through intelligent monitoring and achieving 99.99% uptime SLA on production systems.

Experience
Senior Site Reliability Engineer Nov 2023 - Present
Cognizant Technological Solutions, Coimbatore, TN
  • Architected Kubernetes clusters managing 100+ microservices with 99.99% uptime SLA
  • Implemented OpenTelemetry observability stack with Datadog, reducing MTTR by 60%
  • Led GitOps transformation using ArgoCD for zero-downtime deployments
  • Designed SLO/SLI framework reducing customer-impacting incidents by 40%
  • Automated monitoring setup with Python Flask, enabling self-service for 50+ teams
Site Reliability Engineer Jan 2020 - Nov 2023
Tata Consultancy Services Ltd, Chennai, TN
  • Built infrastructure for 24x7x365 e-commerce platform processing $50M+ transactions
  • Managed 200+ application migration to Azure using Infrastructure as Code (Terraform)
  • Engineered CDN management improving global content delivery by 40%
  • Optimized Splunk logging reducing costs by $100K annually
Skills
Orchestration: Kubernetes, Docker, Helm
Cloud: Microsoft Azure, AWS
IaC: Terraform, Ansible, CloudFormation
CI/CD: GitHub Actions, Jenkins, ArgoCD
Monitoring: Datadog, Prometheus, Grafana, Splunk
Languages: Python, Bash, Node.js, SQL
Advanced: eBPF, SLO/SLI, GitOps, Cost Optimization
Tools: GitHub, JIRA, PagerDuty, ServiceNow
Certifications
✓ Microsoft AZ-900 (Azure Fundamentals)
✓ Microsoft AI-900 (AI Fundamentals)
✓ SRE Practitioner (NIIT & Cognizant)
Education
Mechanical Engineering Aug 2014 - Apr 2018
PA College of Engineering & Technology, Pollachi, TN | CGPA: 7.48