Rabin Adhikari

DevOps engineer turned project manager in Tokyo. I write practical, honest guides on Kubernetes, GitOps, CI/CD, AWS cost and DevSecOps at DevOps Enginer — real experience, no fluff. New posts weekly.

Tokyo, Japan Joined on Oct 30, 2026 https://www.devopsenginer.com

Rabin Adhikari

Nov 12

Running AI Agents on Kubernetes Without Handing Them the Cluster: Agent Sandbox + gVisor, Step by Step

#kubernetes #ai #devops #security

20 min read

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Rabin Adhikari

Nov 12

Ingress NGINX Is Retired and Unpatched: A Working Engineer's Migration Checklist to Gateway API (2026)

#kubernetes #devops #gatewayapi #networking

15 min read

Rabin Adhikari

Nov 10

I Built Three Free DevOps Tools: A Cron Translator, a VPC Subnet Planner and a Kubernetes YAML Checker

#devops #kubernetes #aws #productivity

7 min read

softverseAdmin

Nov 5

The Backup Verification Kit Is Live: Three Posts, a Public Argument and 21 Tests Later

#devops #backup #sre #testing

10 min read

softverseAdmin

Nov 4

Linux for DevOps in 2026: Commands, Permissions, Processes and systemd You Must Know

#linux #devops #tutorial #systemd

20 min read

softverseAdmin

Nov 3

Declared, Not Derived: Backup Checks That Can't Grade Their Own Homework

#devops #backup #monitoring #tutorial

20 min read

Rabin Adhikari

Nov 2

Restore Drills in 2026: You Can't Automate the Declaration, Only the Comparison

#devops #backup #monitoring #tutorial

11 min read

Rabin Adhikari

Nov 1

Backup Verification in 2026: Exit Code 0 Is Not a Backup

#devops #backup #monitoring #tutorial

10 min read

Rabin Adhikari

Oct 31

Prometheus in 2026: Metrics, PromQL and Alerting That Pages Only When It Matters

#prometheus #monitoring #observability #devops

7 min read

Rabin Adhikari

Oct 31

Kubernetes Jobs and CronJobs in 2026: Batch Work That Finishes (or Fails) Cleanly

#kubernetes #batch #cronjobs #tutorial

8 min read

Rabin Adhikari

Oct 31

Kubernetes RBAC in 2026: Roles, Bindings and Least Privilege That Actually Holds

#kubernetes #security #rbac #tutorial

8 min read

Rabin Adhikari

Oct 31

Terraform Testing in 2026: Unit Tests With terraform test and Mock Providers

#terraform #testing #devops #tutorial

7 min read

Rabin Adhikari

Oct 31

Kubernetes Logging in 2026: From kubectl logs to a Pipeline That Scales

#kubernetes #logging #observability #tutorial

9 min read

Rabin Adhikari

Oct 31

GitHub Actions to AWS Without Stored Keys: OIDC Federation in 2026

#aws #security #devops #cicd

7 min read

Rabin Adhikari

Oct 31

Kubernetes Pod Disruption Budgets in 2026: Graceful Shutdown Without Dropped Requests

#kubernetes #reliability #devops #tutorial

8 min read

Rabin Adhikari

Oct 31

Kubernetes Backup and Disaster Recovery in 2026: Backups You Have Actually Restored

#kubernetes #backup #devops #tutorial

8 min read

Rabin Adhikari

Oct 31

Kubernetes Network Policies in 2026: Lock Down Pod Traffic Without Breaking Your App

#kubernetes #security #devops #tutorial

7 min read

Rabin Adhikari

Oct 31

Amazon EKS in 2026: Managed Kubernetes on AWS, Explained for Working Engineers

#kubernetes #aws #eks #devops

8 min read

Rabin Adhikari

Oct 31

AWS VPC in 2026: The DevOps Guide to Subnets, Routing and Not Locking Yourself Out

#aws #vpc #networking #devops

8 min read

Rabin Adhikari

Oct 31

Terraform Modules in 2026: Reusable Infrastructure Without the Copy-Paste

#terraform #iac #devops #tutorial

7 min read

Rabin Adhikari

Oct 31

Kubernetes ConfigMaps and Secrets in 2026: Configuration Without Rebuilding Images

#kubernetes #secrets #configuration #devops

7 min read

Rabin Adhikari

Oct 31

Kubernetes Upgrades in 2026: Minor Versions Without the Downtime or the Drama

#kubernetes #upgrades #tutorial #devops

7 min read

Rabin Adhikari

Oct 31

Kubernetes Storage in 2026: PersistentVolumes, StorageClasses and StatefulSets Without the Fear

#kubernetes #storage #tutorial #devops

7 min read

Rabin Adhikari

Oct 31

Kubernetes Security Basics in 2026: RBAC, Network Policies and Pod Security That Actually Get Used

#kubernetes #security #devsecops #tutorial

8 min read

Rabin Adhikari

Oct 31

Kubernetes Autoscaling in 2026: HPA, VPA, Cluster Autoscaling and KEDA — What Each One Actually Does

#kubernetes #autoscaling #tutorial #devops

8 min read

Rabin Adhikari

Oct 31

Argo Rollouts 2026: Progressive Delivery for Kubernetes — Canary, Blue-Green and Rollbacks That Happen by Themselves

#kubernetes #argocd #gitops #tutorial

9 min read

Rabin Adhikari

Oct 31

Kubernetes Observability 2026: Metrics, Logs and Traces Without the Noise

#kubernetes #observability #prometheus #tutorial

9 min read

Rabin Adhikari

Oct 31

Platform Engineering in Practice 2026: Golden Paths, Portals, and Proof Anyone Uses Them

#devops #platformengineering #kubernetes #tutorial

9 min read

Rabin Adhikari

Oct 31

CI/CD for Monorepos 2026: Build Only What Changed

#cicd #devops #githubactions #tutorial

10 min read

Rabin Adhikari

Oct 31

Kubernetes Cost Optimization 2026: Stop Paying for Requests You Don't Use

#kubernetes #devops #finops #tutorial

8 min read

Rabin Adhikari

Oct 31

Helm Charts Tutorial 2026: Package, Template and Ship Kubernetes Apps Without YAML Sprawl

#kubernetes #helm #devops #tutorial

9 min read

Rabin Adhikari

Oct 31

Kubernetes Networking & Ingress Basics (2026): Pods, Services, DNS and Getting Traffic In

#kubernetes #networking #devops #tutorial

8 min read

Rabin Adhikari

Oct 31

AWS IAM Least Privilege in 2026: A Practical Guide for DevOps Engineers (Without Breaking Production)

#aws #security #devops #tutorial

7 min read

Rabin Adhikari

Oct 31

GitHub Actions Reusable Workflows & Composite Actions (2026): Stop Copy-Pasting YAML Across Repos

#githubactions #cicd #devops #tutorial

7 min read

Rabin Adhikari

Oct 31

Terraform State Management in 2026: Remote State, Locking, Workspaces and Not Losing Your Infrastructure

#terraform #devops #aws #tutorial

8 min read

Rabin Adhikari

Oct 31

Kubernetes Resource Requests and Limits (2026): Set Them Right and Prevent OOMKilled & FailedScheduling

#kubernetes #devops #sre #tutorial

9 min read

Rabin Adhikari

Oct 31

Kubernetes Troubleshooting in 2026: CrashLoopBackOff, ImagePullBackOff, Pending Pods and 20+ Errors — Diagnosis Steps That Actually Work

#kubernetes #kubectl #devops #sre

14 min read

Rabin Adhikari

Oct 30

Argo CD Tutorial 2026: GitOps Deployment Step by Step — Install, Sync, Rollback, and the Mistakes to Avoid

#kubernetes #gitops #devops #tutorial

14 min read

Rabin Adhikari

Oct 30

kubectl Commands Cheat Sheet (2026): The Commands DevOps Engineers Actually Use

#kubernetes #kubectl #devops #tutorial

14 min read

Rabin Adhikari

Oct 30

Platform Engineering in 2026: IDPs, Golden Paths, and When Your Team Actually Needs One

#platformengineering #devops #sre #kubernetes

21 min read

Rabin Adhikari

Oct 30

Terraform vs Pulumi vs CloudFormation in 2026: Which IaC Tool Should You Choose?

#terraform #iac #devops #cloud

17 min read

Rabin Adhikari

Oct 30

Multi-Cloud Strategy in 2026: When It Helps, When It Hurts, and How to Run It Well

#cloud #devops #architecture #aws

17 min read

Rabin Adhikari

Oct 30

How to Optimize Docker Images for Production in 2026: Smaller Images, Fewer CVEs, Faster Deploys

#docker #devops #containers #tutorial

20 min read

Rabin Adhikari

Oct 30

Build a CI/CD Pipeline with GitHub Actions (2026): Complete Step-by-Step Guide

#github #cicd #docker #devops

19 min read

Rabin Adhikari

Oct 30

GitHub Actions vs GitLab CI vs Jenkins in 2026: Which CI/CD Tool Fits Your Team?

#cicd #github #jenkins #devops

21 min read

Rabin Adhikari

Oct 30

AWS Cost Optimization in 2026: 15 Tactics That Cut Real Bills (With Checks, Commands, and Honest Impact Ranges)

#aws #finops #cloud #devops

20 min read

Rabin Adhikari

Oct 30

Kubernetes Deployment Strategies in 2026: Rolling, Blue-Green, Canary, Recreate, A/B and Shadow

#kubernetes #devops #tutorial #cloudnative

17 min read

Rabin Adhikari

Oct 30

DevSecOps Checklist 2026: Secure Your CI/CD Pipeline Without Slowing Delivery

#devsecops #security #cicd #devops

16 min read

Rabin Adhikari

Oct 30

Serverless vs Containers (2026): How to Choose for Cost, Scale and Speed

#serverless #containers #cloud #devops

16 min read

Rabin Adhikari

Oct 30

Self-Healing Infrastructure in Kubernetes (2026): Probes, Autoscaling, GitOps & Auto-Remediation Explained

#kubernetes #devops #sre #tutorial

16 min read

Rabin Adhikari

Oct 30

GitOps vs Traditional CI/CD in 2026: Differences, Examples, and Which One to Choose

#devops #gitops #kubernetes #cicd

16 min read

Rabin Adhikari

Oct 30

How to Become a DevOps Engineer in Japan in 2026: Routes, Japanese, Skills & Hiring

#devops #career #japan #tutorial

19 min read

Rabin Adhikari

Oct 30

Top 10 DevOps Tools in 2026: The Stack I Actually Use, and What to Skip

#devops #kubernetes #docker #terraform

20 min read

Rabin Adhikari

Oct 30

AI for DevOps in 2026: Practical Use Cases, Tools & a Hands-On Example

#devops #ai #tutorial #cloud

18 min read

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