KRSTACK
Résumé Work with me

Kundan Kumar Ram / Infrastructure, DevOps & Platform Engineer

Infrastructure that stays understood under pressure.

Hands-on Infrastructure, DevOps & Platform Engineer with professional experience across Linux operations, cloud infrastructure, deployment automation, traffic management, monitoring, databases, mail infrastructure, and production troubleshooting. Building clarity into the systems teams depend on.

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krstack / architecture

$ trace request --service platform

client→edge→services
metrics←signals←deploy

✓ explicit paths · observable systems · repeatable change

LinuxCloudKubernetesAutomationObservabilitySecurityNginxCI/CD

Professional experience

Hands-on infrastructure and operations experience.

Professional experience across Linux operations, cloud and platform infrastructure, delivery automation, monitoring, databases, traffic management, and production troubleshooting.

Mar 2025–Present · Bangalore

Linux & DevOps Engineer

WhatJobs

Contributes to Linux and application-platform operations, deployment automation, traffic controls, Kubernetes/GKE and mail-relay work, monitoring and alerting, Docker-based delivery, backup operations, and production troubleshooting.

  • Linux
  • Nginx
  • HAProxy
  • Docker
  • Kubernetes/GKE
  • GCP

Feb 2024–Feb 2025 · Kolkata

Linux Administrator

Codezin Technology Solutions Pvt. Ltd.

Operated Linux infrastructure and supported containerized application environments across RHEL, CentOS, and Ubuntu.

  • RHEL
  • CentOS
  • Ubuntu
  • Docker
  • Apache
  • PHP-FPM

Jul 2022–Sep 2023 · Delhi

Linux Engineer – Software Service

Reve Systems India Pvt. Ltd.

Supported Linux infrastructure and operational automation across AWS and hosting environments.

  • Linux
  • AWS EC2
  • S3
  • IAM
  • VPC
  • Hetzner

Earlier systems-administration experience includes Linux-based retail systems, Zabbix monitoring, MySQL administration, and operational support workflows.

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Engineering practice

Technical depth, connected by operating judgement.

The focus is not a tool catalogue. It is building systems that teams can change, inspect, and operate with confidence.

01

Linux & platform operations

Build clear, supportable operating foundations for services and teams.

02

Cloud infrastructure

Design infrastructure with explicit boundaries, repeatability, and operational ownership.

03

Delivery automation

Make releases and infrastructure changes deliberate, reviewable, and repeatable.

04

Reliability & observability

Create the signals and operating practices needed to understand a system in production.

05

Security-minded operations

Treat secure transport, hardened surfaces, and practical controls as design inputs.

How KRSTACK works

Reliable systems are designed for their next change.

01

Make systems explicit

Clear boundaries, ownership, and documentation reduce operational ambiguity.

02

Automate repetition

Repeatable delivery and infrastructure workflows create room for better engineering decisions.

03

Design for signals

Logs, metrics, and alerting should make a system’s behaviour understandable in operation.

04

Keep the solution proportionate

Reliability includes sensible complexity, security, cost awareness, and maintainability.

Engineering Labs

Controlled technical practice, made inspectable.

Each lab makes its scope clear and focuses on architecture, decisions, and operational reasoning—not unverified results.

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Infrastructure lens

From request path to operational feedback.

KRSTACK connects delivery, platform, edge, signals, and security as one operating system—not independent tools.

Explore the architecture library
Source
change reviewed
→
Delivery
repeatable path
→
Platform
explicit runtime
→
Signals
observable state

Services

Infrastructure engagement, shaped around the work in front of you.

Infrastructure reviews

A structured technical review of Linux, cloud, delivery, observability, and operational risks.

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Cloud & platform foundations

Practical foundations for workloads, networking, deployment paths, and day-two operations.

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Automation & CI/CD

Repeatable infrastructure and delivery workflows designed for change with confidence.

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Observability & troubleshooting

Monitoring, alerting, diagnostics, and focused investigation for production systems.

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Technology stack

Tools organised by the systems they support.

Infrastructure & edge

  • Linux
  • Nginx
  • Apache
  • HAProxy
  • Cloudflare
  • SSL/TLS

Platform & delivery

  • Docker
  • Kubernetes/GKE
  • Jenkins
  • Git
  • Ansible
  • Bash
  • Helm

Data, messaging & observability

  • MySQL/MariaDB
  • Redis
  • Solr
  • Postfix/SMTP
  • Prometheus
  • Grafana
  • Zabbix

Cloud foundations

  • GCP: Compute Engine / GKE
  • GCP: Storage / VPC / IAM
  • GCP: Artifact Registry / Load Balancing
  • GCP: BigQuery / CDN / cost monitoring
  • AWS: EC2 / S3 / IAM / VPC
  • Hetzner

Engineering journal

Notes for building and operating better systems.

Linux, DevOps, Kubernetes, cloud, security, monitoring, CI/CD, and troubleshooting—written for useful operational context.

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About KRSTACK

Engineering with a bias for clarity, durable systems, and practical operations.

KRSTACK is the technical identity of Kundan Kumar Ram, focused on Linux and DevOps engineering, cloud infrastructure, automation, platform foundations, and reliability.

More about the practice

Work with KRSTACK

Consulting, technical projects, full-time opportunities, and engineering conversations.

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