Summary
Overview
Work History
Education
Skills
Websites
Accomplishments
Disclaimer
Timeline
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Rayapati Vishnu Kumar

Chennai

Summary

Results-driven DevOps Engineer with over 4.7 years of experience, including 1.6 years in enterprise networking and 3+ years in cloud and DevOps roles. Skilled in configuring and troubleshooting Cisco routers and switches, managing routing and switching devices, and providing remote support. Proficient in designing CI/CD pipelines, infrastructure automation, and cloud-native solutions using tools like Docker, Kubernetes, Jenkins, and AWS. Adept at collaborating with cross-functional teams to deliver scalable, secure, and high-performance systems.

Overview

2
2
years of professional experience

Work History

Technical Support Analyst

HCL Tech
12.2020 - 07.2022
  • Company Overview: Project: Verizon
  • Managed and configured enterprise-level routing and switching devices using SolarWinds, ensuring optimal network performance and uptime.
  • Performed firmware upgrades and vulnerability mitigation across Cisco switches, routers, and wireless LAN controllers (WLCs).
  • Configured and troubleshot Cisco routers and switches, resolving network issues and optimizing connectivity.
  • Provided remote support for customer-end network issues, ensuring timely resolution and documentation.
  • Delivered L1 and L2 support for network infrastructure, including configuration and troubleshooting of switches and routers.
  • Resolved network-related incidents triggered by Splunk and documented solutions in ServiceNow (SNOW).
  • Maintained and monitored routers and switches, providing end-to-end troubleshooting for customer network issues.
  • Project: Verizon

DevOps Engineer

HCL Tech
  • Company Overview: Project: Rite Aid - US-based drugstore chain
  • Automated end-to-end CI/CD pipelines using Jenkins, integrating Git and Maven for continuous build, testing, and deployment, reducing release time by 30%.
  • Built and managed scalable infrastructure using Terraform, enabling consistent and automated provisioning across AWS environments.
  • Containerized applications using Docker, streamlining development workflows and enabling faster deployments in micro services architecture.
  • Deployed and managed containerized applications in Kubernetes clusters, ensuring high availability and fault tolerance through pod scaling, replica sets, and load balancing.
  • Configured and monitored system performance metrics using Prometheus, creating custom alerts and Grafana dashboards to track application performance, reducing incident response time by 40%.
  • Collaborated with development teams to implement Git branching strategies for streamlined code integration, ensuring smooth merges, reviews, and conflict resolution.
  • Orchestrated blue-green and canary deployments on Kubernetes, ensuring zero downtime during application upgrades and feature rollouts.
  • Utilized Docker images and containers to standardize environment setups across development, staging, and production environments, improving consistency and reducing 'works on my machine' issues.
  • Integrated security checks and vulnerability scanning in CI/CD pipelines using Jenkins plugins for image scanning and security auditing tools like Trivy and OWASP.
  • Monitored and optimized Kubernetes cluster resource usage through Prometheus and Grafana, improving application performance and reducing infrastructure costs.
  • Project: Rite Aid - US-based drugstore chain

Education

B.Tech - Mechanical Engineering

Vel Tech Rangarajan Dr.Sagunthala R&D Institute of Science and Technology
Avadi, Chennai, India
01.2019

Skills

  • AWS (EC2, S3, VPC, IAM, SNS, ASG & ELB)
  • Jenkins
  • AWS Code Pipeline
  • GIT
  • GitHub
  • Maven
  • Docker
  • Kubernetes
  • Terraform
  • Ansible
  • Sonar
  • Trivy
  • OWASP
  • Prometheus
  • Grafana
  • Splunk
  • Cloud Watch
  • Bash
  • AWS RDS (MySQL)

Websites

Accomplishments

  • Got appreciation (LiveWire award) from the leadership team for best performance
  • Received Achievers League award for earning top ratings for two consecutive years.

Disclaimer

I hereby declare that the information provided in this resume is true and correct to the best of my knowledge and belief.

Timeline

Technical Support Analyst

HCL Tech
12.2020 - 07.2022

DevOps Engineer

HCL Tech

B.Tech - Mechanical Engineering

Vel Tech Rangarajan Dr.Sagunthala R&D Institute of Science and Technology

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Rayapati Vishnu Kumar