· Jakub · Platform Engineering
Migrating a Terraform Monolith to Terragrunt: State Slicing Without Downtime
How I decomposed a monolithic Terraform state into isolated Terragrunt modules for a SaaS client — without touching live infrastructure.
Tag: devops
· Jakub · DevOpsRunning Ollama on EKS: A Production-Grade LLM Setup with a Custom Helm Chart
GPU nodes on demand, zero cost at night, models that survive restarts — how I deployed self-hosted Ollama on Amazon EKS using a single Helm chart with Karpenter, KEDA, and ArgoCD.
· Jakub · DevOpsSelf-hosted AI Stack on AWS EKS: Ollama + LiteLLM + Open WebUI
How I deployed a production-ready, self-hosted LLM stack on Kubernetes using Helm, Karpenter, and KEDA — with GPU auto-scaling and SSO out of the box.
· Jakub · AWSHow I cut a client's AWS bill by 33% in a single audit
A practical walkthrough of every finding — idle EC2, oversized RDS, duplicate load balancers, and more — and exactly how we fixed each one.
· Jakub · InfrastructureInfrastructure as Code with Terraform and Terragrunt
Stop clicking through cloud consoles. Here's how I use Terraform and Terragrunt to manage scalable, cost-optimized AWS infrastructure.
· Jakub · DevOpsGetting Started with Kubernetes — A Practical Guide
Kubernetes can feel overwhelming at first. Here's a no-nonsense guide based on real production experience running EKS clusters at scale.
· Jakub · MonitoringProduction Observability on Kubernetes with Prometheus and Grafana
You can't fix what you can't see. Here's how I set up a full observability stack on EKS using Prometheus, Grafana, and the kube-prometheus-stack.
· Jakub · AWSAWS Cost Optimization — Real Strategies That Actually Work
AWS bills can spiral fast. Here are the strategies I use in production to cut cloud costs without sacrificing performance or reliability.
· Jakub · CI/CDGitOps on Kubernetes with ArgoCD
ArgoCD changed how I think about deployments. Here's how to set up GitOps for your Kubernetes workloads — and why you won't go back to manual kubectl applies.