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  • Lyon, France
  • Joined Sep 3, 2026

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aramisjustin068/README.md

Amara Justin — DevOps / IaC Engineer

now


Cloud and DevOps engineer based in Lyon, France. Most of my work is the unglamorous half of platform engineering: Terraform modules that still apply cleanly six months later, Kubernetes manifests a tired on-call engineer can read at 03:00, and dashboards nobody asks for until the night everybody needs one.

Day to day that means a small platform team, one Kubernetes cluster per environment, and every infrastructure change arriving as a pull request with a plan attached.

What I work with

Infrastructure as code — Terraform and Terragrunt for anything with a state file, Packer for images, Ansible for the legacy VMs that refuse to die.

Orchestration — Kubernetes on EKS and a bare-metal kubeadm cluster, plus Helm, Kustomize and Argo CD for delivery.

CI/CD — GitHub Actions and GitLab CI, self-hosted runners on spot capacity, artifact promotion instead of per-environment rebuilds.

Observability — Prometheus, Alertmanager, Grafana, Loki, and OpenTelemetry collectors in front of them.

Cloud — AWS for most workloads, Scaleway and OVHcloud where data has to stay in France.

Languages — Go and Python for tooling, Bash when Bash is honestly enough, SQL more often than expected.

A few things here

tf-baseline — A minimal, readable VPC module: three-tier network layout, optional NAT gateway, no wrapper magic hiding the resources.

k8s-snippets — The manifest templates I paste into every new service: Deployment with probes and limits, Service, and a default-deny NetworkPolicy.

incident-runbook — The post-incident review template my team fills in the morning after, structured so the timeline gets written before anyone argues about the cause.

helm-chart-skel — The chart skeleton I start every new service with. Deployment and Service templates that read like they were written by someone who has been paged at 03:00, because they were. Values that default to sane resource limits, not to whatever the cloud provider hands you. It is not a library, it is a starting point you delete the parts you do not need from.

sre-dashboard — A Grafana dashboard definition in JSON plus a Python validator that checks the panel structure before you import it. Built after watching someone push a dashboard with a broken panel target and not notice for two weeks. The validator runs in CI, not at 02:00 during an incident.

None of these are frameworks. They are the small tools that survived contact with real incidents, which is a lower bar than it sounds and also a real one.

How I work

  • Infrastructure changes go through a pull request with the plan output attached. No exceptions, mine included.
  • Every alert links to a runbook section. An alert without one is not an alert, it is noise with a pager attached.
  • Default deny on the network, then open exactly what the service needs and write down why.
  • The rollback path gets written before the rollout, and tested at least once outside an incident.
  • Reviews are blameless in the report and specific in the action items. Vague follow-ups never ship.

Homelab

  • Three secondhand mini PCs running k3s, mostly so I can break upgrades where nobody is paged for it.
  • A Prometheus instance watching the home network, which has taught me more about cardinality than any production cluster.
  • Everything in the lab is bootstrapped from the same Terraform and Ansible patterns I use at work, on purpose.

📊 Activity

Contact

Open an issue or a discussion on any repository above — that is the channel I actually read. I am happy to talk through module design, cluster upgrades, or why a runbook template needs fewer fields than you think.


Opinions here are my own and not my employer's. Code published under MIT unless a repository states otherwise.

Popular repositories Loading

  1. aramisjustin068 aramisjustin068 Public

    Profile README

    Python 5 2

  2. sre-dashboard sre-dashboard Public

    Grafana dashboard JSON definition with a Python panel field validator for CI.

    Python 4

  3. k8s-snippets k8s-snippets Public

    Reusable Kubernetes manifest templates for a Deployment, Service and default-deny NetworkPolicy.

    Python 3

  4. incident-runbook incident-runbook Public

    Blameless post-incident review template covering timeline, impact, contributing factors and action items.

    Python 3

  5. tf-baseline tf-baseline Public

    Minimal Terraform module for an AWS VPC with public and private subnets, routing and an optional NAT gateway.

    HCL 2

  6. helm-chart-skel helm-chart-skel Public

    Minimal Helm chart skeleton: Deployment + Service with probes, resource limits, and security context.

    Python 2