Fernando Araoz

Hi. I build things for the love of the game.

What I do for work

Devops/infra:

• GH actions/Jenkins
• Ansible + Ansible Vault
• Terraform
• k8s
• Grafana, Prom, Loki, Alloy, node-exporter, some OpenTelemetry
• Docker + compose
• Linux: ubuntu server/debian
• Networking, cloud, dns
• Some AWS

Backend:

• dotnet: C#, aspnet, architecture, orm (ef)
• Enough SQL (postgres, mariadb)
• Some Mongo

Frontend:

• Next.js
• React
• soup du jour

What I do for fun

• Arch btw, Neovim btw, River btw
• Currently working on:
  • my own Window Manager for River (wayland)
  • my own Virtual Machine (register based, GCd, untyped, untagged)
  • my own high level language (rust-like, modern)
  • my own lisp bootstrapping chain
  • a web music player
• Zig, Rust, maybe some Go
• Svelte, Solidjs

On AI

Three types of AI usage:

• I don’t care at all: full vibe coded. Thrown away 99% of the time.
• AI-assisted: human thinks, AI speeds up or assists in small batches.
• I do care: 99% organic code. I do it all, learn it all, think it all.