Summary
Overview
Work History
Education
Skills
Timeline
Generic

DASARI BULLAIAH

DevOps Engineer
Hyderabad

Summary

Results-driven DevOps Engineer with 12 years of IT experience, including 5+ years in DevOps, enabling automation, scalability, and secure mission-critical retail and POS applications across on-premises and cloud environments.. Expert in Kubernetes, GitOps, Infrastructure as Code, and CI/CD, with a proven ability to drive production-ready deployments. Skilled at optimizing cloud costs, implementing DevSecOps practices, and ensuring observability in large-scale environments. Adept at collaborating across teams to deliver resilient, secure, and scalable systems.

Overview

12
12
years of professional experience

Work History

DevOps Engineer

Walmart Global Tech India Pvt Ltd
01.2022 - 06.2025
  • Designed, implemented, and maintained scalable DevOps platforms supporting mission-critical retail and POS applications across on-premises and hybrid cloud environments.
  • Managed and optimized Kubernetes (K8s) clusters for high availability, automated deployments, workload scaling, and application resiliency.
  • Developed Infrastructure as Code (IaC) solutions using Terraform to provision, configure, and manage infrastructure consistently across multiple environments.
  • Built and maintained end-to-end CI/CD pipelines, enabling automated build, test, security scanning, and deployment processes, with reduced release cycles.
  • Supported C# and C++ application ecosystems by streamlining build automation, deployment workflows, and runtime monitoring.
  • Collaborated with development teams to troubleshoot application, infrastructure, and deployment issues across production and non-production environments.
  • Implemented observability solutions, including logging, monitoring, and alerting, to improve platform reliability and reduce incident response times.
  • Managed release processes for distributed applications running on Linux and Windows environments.
  • Automated infrastructure provisioning and operational tasks reduce manual effort and improve deployment consistency.
  • Supported Android-based and edge device deployments, ensuring secure software distribution, remote updates, and operational stability.
  • Performed root cause analysis for production incidents, and implemented preventive measures to improve system availability.
  • Optimized Kubernetes resource utilization and cluster performance, resulting in improved application availability, and reduced infrastructure costs.

DevOps Engineer

Infosys Technologies
05.2020 - 01.2022
  • Deployed and configured CI/CD pipelines for multiple Java-based applications using Jenkins
  • Provisioned infrastructure using Terraform and managed configuration with Ansible
  • Resolved intermittent API failures by identifying NGINX misconfigurations and tuning upstream timeout values
  • Migrated legacy VM-based applications to Kubernetes-based microservices architecture, increasing deployment speed and scalability by 40% while reducing manual configuration overhead
  • Introduced infrastructure provisioning using Terraform modules, ensuring consistent environments across development, QA, and production

Java Support Engineer

Infosys Technologies
08.2018 - 04.2020
  • Provided support for Java-based applications, ensuring smooth operation and quick resolution of issues
  • Managed application-related issues via Jira, collaborating with crossfunctional teams to track, prioritize, and resolve incidents
  • Identified bugs and collaborated with Dev & Product teams, driving timely resolutions to prevent customer impact and ensure system reliability
  • Automated processes for detecting and resolving bulk offer mismatches between upstream and downstream systems, preventing business disruptions and minimizing customer impact
  • Set up Grafana alerts to proactively monitor system performance and trigger timely responses for issues impacting application stability

Java Application Support

HCL Technologies
08.2013 - 08.2018
  • Provided support for Java-based applications, ensuring smooth operation and quick resolution of issues
  • Managed application-related issues via Jira, collaborating with crossfunctional teams to track, prioritize, and resolve incidents
  • Identified bugs and collaborated with Dev & Product teams, driving timely resolutions to prevent customer impact and ensure system reliability
  • Automated processes for detecting and resolving bulk offer mismatches between upstream and downstream systems, preventing business disruptions and minimizing customer impact
  • Set up Grafana alerts to proactively monitor system performance and trigger timely responses for issues impacting application stability

Education

Master Of Technology -

Gokul Institute Of Sciences And Technologies
Andhra Pradesh
12-2011

Skills

Agile

Ansible

ArgoCD

AWS

Bash

Docker

ELK Stack

Git/GitHub

GitHub Actions

Grafana/Prometheus

Helm

Jenkins

Jira

Kubernetes

Terraform

Timeline

DevOps Engineer

Walmart Global Tech India Pvt Ltd
01.2022 - 06.2025

DevOps Engineer

Infosys Technologies
05.2020 - 01.2022

Java Support Engineer

Infosys Technologies
08.2018 - 04.2020

Java Application Support

HCL Technologies
08.2013 - 08.2018

Master Of Technology -

Gokul Institute Of Sciences And Technologies
DASARI BULLAIAHDevOps Engineer