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FRANCESC CASTELL
— STACK

Tools I reach for.

The technology I use to design, ship, and operate infrastructure. I prefer fewer tools used well over many tools used poorly.

01

Cloud · AWS

EC2 · VPC · IAM S3 · CloudFront · Route 53 Lambda · API Gateway ALB · ASG · Auto Scaling WAFv2 · Shield · GuardDuty CloudWatch · CloudTrail · SSM Bedrock · AgentCore Secrets Manager · KMS Organizations · Control Tower
05

LLMOps · AI

Bedrock AgentCore Harness Ollama Qdrant Redis n8n RAG pipelines Proxmox LXC
02

Infrastructure as Code

Terraform Packer AWS CDK Homer CLI
03

CI / CD

GitHub Actions AWS CodeBuild Homer pipelines
04

Observability

Grafana Centreon CloudWatch X-Ray
06

Languages

Python Bash TypeScript HCL Go
07

Security · Compliance

ENS AWS Security Specialty Tailscale Network hardening
08

Networking

VPC design VLAN · 802.1Q Cisco IOS · ASA LAN/WAN administration