DE

David Espinoza

DevOps / SRE

ES EN
Technical Inventory

Technical Stack

Tools, platforms and technologies I use to build, operate, observe and automate infrastructure.

Domain view

Core

Docker Kubernetes/K3s Linux Traefik PostgreSQL Redis

Infra

Plesk cPanel/WHM Cloudflare Nginx VMware Proxmox

Data

PostgreSQL MySQL/MariaDB Redis BullMQ Backups Migrations

Observability

Grafana Prometheus Loki Promtail PMM PRTG

Automation

Bash Python Git Runbooks CI/CD Operational scripts

AI

OpenAI API Ollama Hermes OpenClaw BMA AI Agents

Full categories

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Containers & Orchestration

Docker Docker Compose Kubernetes K3s Portainer Longhorn Container networking Persistent volumes Healthchecks

Edge / Proxy / Security

Traefik Nginx Cloudflare Let's Encrypt TLS DNS Firewall CSF firewalld iptables Tailscale SSH

Linux / Hosting

Linux Server Administration AlmaLinux Ubuntu Server CentOS Rocky Linux Windows Server Plesk cPanel / WHM PHP IPAM PRTG BitNinja SpamTitan

Email Infrastructure

Postfix Qmail Exim MailEnable SPF DKIM DMARC SMTP troubleshooting IP reputation Bounces Antispam

Virtualization & Backup

VMware vSphere Proxmox VE ESXi vCenter Veeam Backups Restores Basic disaster recovery

Data & Queues

PostgreSQL MySQL MariaDB Redis BullMQ Jobs Workers Backups Basic replication

Backend & APIs

Node.js PHP Laravel REST APIs Webhooks OAuth Meta Graph API Chatwoot integrations WhatsApp API

Observability

Grafana Prometheus Loki Promtail PMM PRTG Metrics Logs Alerts Health checks Troubleshooting

Networking / IT

Cisco CCNA Switching Routing VLANs Wireless VoIP Access Points CCTV POS devices Smart homes IP systems

Automation

Bash Python Git GitHub CI/CD Operational scripts Runbooks Technical documentation

Applied AI

OpenAI API Ollama Hermes OpenClaw BMA AI Agents Skills Technical automation