frank@seoul:~/profile (main)$

// frank oh;

Software Engineer — I design and operate backend and AI systems. My interests span RAG pipelines, distributed systems, and Kubernetes GitOps infrastructure. I build and run personal projects and services end-to-end, documenting the journey along the way.

role: Backend / AI Engineer
focus: Distributed systems, Backend, DevOps
stack: Go · Python · Claude · Cursor · Java · Spring Boot
db: MySQL · Redis · Kafka · Memcached
cloud: Kubernetes · Docker · Helm
ci/cd: GitHub Actions · ArgoCD · Jenkins
based: Seoul, South Korea · open to remote
xp: 10+ years

services up

14/15

commits · 26w

6,819

uptime · 90d

85.0%

total blog posts

$ quote-of-the-day

projects

#02ls ./projects · 11 items · j k to navigate

featured

inspire-me.go

live

A curated archive of quotes by topic and language — daily inspiration at your fingertips.

Next.js
Go
Echo
GORM
MySQL
Redis
OpenAI
Kubernetes
Helm

↵ open

moneyflow.go

live

The morning rounds across a dozen market sites, on one screen.

Next.js
React
Go
Echo
GORM
MySQL
Redis
Kubernetes
Helm

↵ open

markora.kt

live

A Typora-style WYSIWYG markdown editor plugin for JetBrains IDEs.

Kotlin
JetBrains Plugin SDK
JCEF
BlockNote
KaTeX
Mermaid

↵ open

mqtt-insight.go

See what your devices are actually saying.

Wails
Go
React
TypeScript
Vite
SQLite
MQTT

↵ open

snapscreen.swift

Capture, annotate, and share screenshots without leaving the menu bar.

Swift
AppKit
SwiftUI
SwiftPM
Vision

↵ open

summora.go

live

Save it now, let AI summarize and organize it for later.

Next.js
React
Go
Echo
GORM
MySQL
OpenAI
Kubernetes
Helm

↵ open

chronos-go.go

A Redis-backed distributed task queue & scheduler for Go — type-safe generics, a single-leader scheduler, and Chains & Groups.

Go
Redis
Lua

↵ open

status.ts

live

Personal service availability monitoring — GitHub Actions cron health checks + Supabase + static dashboard.

Next.js
Python
Supabase
GitHub Actions
Netlify

↵ open

it-blog.md

live

A technical blog sharing experiences in development, cloud, and databases.

Next.js
Markdown
Netlify

↵ open

investment-blog.md

live

A professional investment analysis and insights blog covering domestic and international stocks, ETFs, bonds, and funds.

Next.js
Markdown
Netlify

↵ open

ai-chatbot.py

live

A RAG-based blog Q&A chatbot — embeds tech blog and investment blog content for natural language queries.

Next.js
Python
FastAPI
LangChain
ChromaDB
OpenAI
Kubernetes
Helm

↵ open

writing.it

#035 / recent

writing.inv

#045 / recent