Manip Poudel | DevOps Engineer — AWS, Terraform, Kubernetes Case studies and articles from Manip Poudel — DevOps Team Lead (AWS, Terraform, Kubernetes, DevSecOps). Open to remote roles worldwide and international relocation, including roles requiring visa sponsorship. https://manippoudel.com en-us Fri, 12 Jun 2026 00:00:00 GMT contact@manippoudel.com (Manip Poudel) contact@manippoudel.com (Manip Poudel) Technology DevOps Cloud Computing Case Study: Architecting an E-commerce Platform Before the First Commit — Cost Engineering, Risk Analysis, and an AUD $50/Month Launch Stack Pre-build platform engineering for an Australian click-and-collect e-commerce platform — 330 features scoped bottom-up to ~230 engineer-days, an AUD 45–55/month launch stack with managed Postgres failover, and failure-mode design for Stripe webhook replays and concurrent stock oversell. https://manippoudel.com/case-studies/ecommerce-platform-architecture-cost-engineering/ https://manippoudel.com/case-studies/ecommerce-platform-architecture-cost-engineering/ Fri, 12 Jun 2026 00:00:00 GMT Case Study: Cutting AWS Bills 20–40% Across 10+ Client Accounts Without Downtime A repeatable cost review method — tagging and visibility, zero-risk quick wins, data-driven right-sizing, non-prod scheduling, NAT/architecture fixes — locked in as Terraform module defaults. https://manippoudel.com/case-studies/aws-cost-optimization-multi-account/ https://manippoudel.com/case-studies/aws-cost-optimization-multi-account/ Fri, 12 Jun 2026 00:00:00 GMT Case Study: One CI/CD Pipeline Library for 10+ Projects — Reusable GitHub Actions Workflows and Self-Hosted Runners A versioned workflow_call library shared across all client repos, OIDC instead of long-lived AWS keys, and self-hosted EC2 runners that cut CI spend ~60%. https://manippoudel.com/case-studies/github-actions-reusable-workflows/ https://manippoudel.com/case-studies/github-actions-reusable-workflows/ Fri, 12 Jun 2026 00:00:00 GMT Case Study: GitOps on Amazon EKS — Moving Production Deployments from kubectl to ArgoCD and Helm EKS via Terraform with IRSA, ArgoCD app-of-apps with per-environment Helm values, pull-based delivery that removed cluster credentials from CI, autoscaling, and kube-prometheus-stack observability. https://manippoudel.com/case-studies/eks-argocd-gitops-production/ https://manippoudel.com/case-studies/eks-argocd-gitops-production/ Fri, 12 Jun 2026 00:00:00 GMT Case Study: Building a Private PKI — Root CA, Subordinate CA, mTLS, and CRL Validation Building a two-tier internal certificate authority with OpenSSL, issuing server and client certificates, configuring CRL distribution, and hardening Nginx for mutual TLS. https://manippoudel.com/case-studies/private-pki-internal-ca-mtls/ https://manippoudel.com/case-studies/private-pki-internal-ca-mtls/ Fri, 12 Jun 2026 00:00:00 GMT Case Study: An Organisation-Wide DevSecOps Pipeline Transformation How secret scanning, IaC compliance gates (tflint, OPA/conftest), IAM least-privilege enforcement, and SOPS secret management were embedded into GitHub Actions pipelines across 10+ client environments. https://manippoudel.com/case-studies/devsecops-pipeline-transformation/ https://manippoudel.com/case-studies/devsecops-pipeline-transformation/ Thu, 11 Jun 2026 00:00:00 GMT Case Study: Fixing Email Spoofing and Deliverability with AWS SES, DKIM, and DMARC Production email authentication and bounce handling across multiple client domains — including a practical guide to SES bounce types and suppression-list operations. https://manippoudel.com/case-studies/aws-ses-email-authentication/ https://manippoudel.com/case-studies/aws-ses-email-authentication/ Thu, 11 Jun 2026 00:00:00 GMT Case Study: Automating 10+ AWS Production Environments with Terraform How reusable Terraform modules reduced manual provisioning effort by ~70% across 10+ concurrent production environments. https://manippoudel.com/case-studies/terraform-multi-environment-aws/ https://manippoudel.com/case-studies/terraform-multi-environment-aws/ Thu, 11 Jun 2026 00:00:00 GMT