PERSONNEL DOSSIER · ID-SV-001人事ファイル

SENIOR BACKEND · TECH LEAD · 9 YRS IN PRODUCTION

Backends that don't
embarrass you
in production.

本番環境で恥をかかないバックエンド

Senior backend engineer, 9 years on payments, integrations, and self-hosted infra. Currently Tech Lead at Blue Medical Guatemala. Remote-first, open to relocation w/ sponsorship.

OPEN TO SENIOR BACKEND / TECH LEAD / STAFF ROLES

↓ DOWNLOAD CV (PDF) VIEW CV → CASE FILES →

cativo@cativo.dev · LinkedIn → · GitHub → · Writing →

SIGNAL · PROOF OF WORKLIVE

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Contributions

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Public Repos

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NPM DL / mo

NPM Packages

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API

Status

api.cativo.dev

YEARS

backend since 2016

CURRENT ROLE

TECH LEAD

Blue Medical Guatemala

SPECIALTY
PAYMENTS · FEL
ISO 8583 · multi-gateway

CONTAINERS

self-hosted · 6 stacks

$ curl api.cativo.dev → "..." · 16 containers · 6 stacks

SELECTED WORK · FEATURED

CASE-0010

space-server

Maintained

Self-hosted personal infrastructure — 15+ containerized services on a Hetzner VPS, behind Traefik, with full mail server.

DockerDocker ComposeTraefik v3.6docker-mailserverGhost 5GrafanaPrometheusHetzner

2026OPEN FILE →

CASE-0009

clarify

In Progress

AI-powered contract auditing in plain language. 3-tier OpenAI strategy, Stripe credits, Supabase RLS, BullMQ queue.

Nuxt 3Vue 3TypeScriptSupabaseOpenAIStripeBullMQRedisTailwindCSS

2026OPEN FILE →

CASE-0008

nova-id

In Progress

Production IAM on the Ory Stack — Kratos, Hydra, Keto, Oathkeeper — with Zero Trust gateway and Vue 3 frontends.

Ory KratosOry HydraOry KetoOry OathkeeperVue 3ViteDocker

2026OPEN FILE →

CASE-0007

kovia

In Progress

Smart pet adoption platform with an automated 0–100 scoring engine, multi-tenant org access, and Google OAuth.

NestJS 11Nuxt 4TypeScriptPrisma 7PostgreSQL 16BullMQRedisMinIODocker

2026OPEN FILE →

CASE-0006

nightwire

Maintained

Dark-mode-only cyberpunk UI design system. Pure #000000 void, semantic neon palette, AI-first.

CSSTailwindCSSnpmDesign SystemAI-first

2026OPEN FILE →

CASE-0005

lumira

Maintained

Real-time statusline for Claude Code & Qwen Code — 3.5K downloads/mo, zero runtime deps, 7 themes, powerline mode.

TypeScriptNode.jsnpmCLIStatusline

2026OPEN FILE →

CASE-0003

myths-and-legends-api

Maintained

FastAPI service for mythological characters & folklore data — born from preserving El Salvador's oral tradition as queryable data.

FastAPI 0.135Python 3.10+Pydantic 2.xSQLAlchemy 2.xPostgreSQL 15AlembicJWTDocker

2026OPEN FILE →

CASE-0002

portfolio-api

Maintained

Production NestJS REST API powering cativo.dev. 43 releases, 94% line coverage, JWT + API keys, 3-tier rate limiting.

NestJS 11TypeScriptTypeORMMySQL 8RedisJestDockerYarn Berry

2026OPEN FILE →

WRITING · LATEST FEED · LIVE

BLOG.CATIVO.DEV →

I Shipped a Terminal HUD, Told Nobody, and Watched It Get 3,500 Downloads

May 28, 2026

I Shipped a Terminal HUD, Told Nobody, and Watched It Get 3,500 DownloadsI published an npm package in April and told exactly zero people...

504 Gateway Timeout: Two Hidden Bugs That Looked Like One

Apr 24, 2026

After migrating 15 Docker services, everything was 'healthy' — except webmail returned a 504. Turned out to be two completely separate bugs...

Moving to Ghost: Why I Ditched Nuxt Content for a Real Blog

Apr 23, 2026

Moving to Ghost: Why I Ditched Nuxt Content for a Real Blog My blog lived in my portfolio repo. Markdown files in content/blog/, rendered...

OPEN CHANNEL · DIRECT LINE

No intake forms. No synergy decks. Just a conversation about what you're building.

Backends that don'tembarrass youin production.

I Shipped a Terminal HUD, Told Nobody, and Watched It Get 3,500 Downloads

504 Gateway Timeout: Two Hidden Bugs That Looked Like One

Moving to Ghost: Why I Ditched Nuxt Content for a Real Blog

Backends that don't
embarrass you
in production.