About

Building AI products that matter.

CTO @ Rivetta — Designing the core IP memory-system for K-webnovels. A single source of truth that powers webtoons, dramas, shorts, character chat, and licensing downstream. Harness engineering architecture for translation is step one.

CEO @ AlphaView — AI-driven stock news analysis platform. (Solopreneur)

26.02 Official Launch / Reached MAU 20k

---

What I Do

Rivetta CTO — Core IP memory-system for K-webnovels

AlphaView CEO — AI Stock Analysis Building alphaview.kr, an AI-powered platform that analyzes stock news and market signals to help investors make informed decisions.

---

Background

	Experience	Focus
🧬	Neuroscience	Trans-synaptic retrograde signaling research
📚	8 Years Literary Translation	Novels, webtoons, creative content
🔧	3 Years Technical Translation	Documentation, ML papers, technical specs

---

Achievements

GPU Hill Climbing Ensemble for NVIDIA Merlin Framework
_{CTR prediction on 10M rows of real financial data (Recommender System)}
📄 Technical Report (EN) | (KR)

Competition Domains

Recommender System CTR Prediction NLP Prompt Engineering Time Series Computer Vision Tabular ML Anomaly Detection

---

Open Source Contributions

First Developer got banned/recovered from github by uploading "too many merged PRs" (https://x.com/JunghwanNa8355/status/2046224197672984824?s=20)

300+ PRs merged across 100+ external public projects. (Total 1000K+ stars contribution)

Refreshed 2026-04-30 from GitHub GraphQL search. Star counts are pinned as text to avoid delayed badge-cache updates.

Harness engineering

Project	Description	Stars	Merged	Notes
oh-my-claudecode	multi-agent orchestration for Claude Code	⭐ 32,181	50
ouroboros	workflow engine driven by specs instead of prompts	⭐ 2,830	45
oh-my-codex	hooks, agent teams, and HUDs for Codex CLI	⭐ 27,128	13
zeroclaw	autonomous AI personal assistant infrastructure	⭐ 30,874	5
multica	managed coding-agents platform	⭐ 23,393	4
claude-hud	Claude Code plugin with context/tool HUD	⭐ 21,377	4
nanobot	lightweight personal AI agent	⭐ 41,449	3
camel	multi-agent framework	⭐ 16,858	3
dify	platform for agentic workflow development	⭐ 139,814	2
Flowise	visual builder for AI agents	⭐ 52,454	2
mempalace	open-source AI memory system	⭐ 50,635	2
omi	AI wearable assistant that sees and listens	⭐ 12,358	2
OpenHarness	open harness for coding agents	⭐ 11,689	2
GenericAgent	self-evolving generic agent framework	⭐ 8,603	2
goclaw	Go rebuild of OpenClaw with multi-tenant agent isolation	⭐ 2,991	2
lobehub	multi-agent collaboration space	⭐ 75,919	1
agno	framework for running agents as production software	⭐ 39,844	1
picoclaw	tiny deployable coding agent	⭐ 28,646	1
agent-skills	engineering skills library for coding agents	⭐ 26,924	1
haystack	AI orchestration framework for LLM applications	⭐ 25,045	1
mastra	TypeScript framework for AI apps and agents	⭐ 23,464	1
context-mode	context-window optimization for AI coding agents	⭐ 11,657	1
XcodeBuildMCP	MCP server for iOS and macOS build tooling	⭐ 5,380	1
osaurus	native macOS runtime for local LLMs	⭐ 5,173	1
Yuxi	multi-tenant agent harness with LightRAG knowledge base	⭐ 5,064	1
oh-my-pi	terminal-native AI coding agent	⭐ 3,757	1
harness	meta-skill that designs domain-specific agent teams	⭐ 3,044	1
acpx	headless CLI for Agent Client Protocol sessions	⭐ 2,356	1
awesome-harness-engineering	curated list of harness engineering tools and guides	⭐ 2,149	1
agentmemory	persistent memory for coding agents	⭐ 2,137	1
alphaclaw	setup harness for OpenClaw	⭐ 1,251	1

ML

Project	Description	Stars	Merged	Notes
pytorch-grad-cam	visual explainability for CNNs and vision transformers	⭐ 12,786	7
FootTrafficReport	foot-traffic analytics report project	⭐ 6	5
PyPOTS	toolkit for partially-observed time-series modeling	⭐ 2,004	4
supervision	reusable computer vision tools	⭐ 38,272	3
darts	time-series forecasting library	⭐ 9,355	3
voicebox	open-source AI voice studio	⭐ 24,220	2
marimo	reactive Python notebook for experiments and apps	⭐ 20,730	2
anomalib	anomaly detection library	⭐ 5,695	2
chronos-forecasting	foundation models for time-series forecasting	⭐ 5,237	2
dflash	block-diffusion flash speculative decoding kernels	⭐ 2,441	2
PaddleOCR	OCR toolkit for structured document extraction	⭐ 76,921	1
VoxCPM	tokenizer-free multilingual TTS	⭐ 16,339	1
open_clip	open source CLIP implementation	⭐ 13,762	1
sktime	unified framework for ML on time series	⭐ 9,750	1
gorse	recommender system engine	⭐ 9,621	1
statsforecast	fast statistical and econometric forecasting	⭐ 4,769	1

Other

Project	Description	Stars	Merged	Notes
PLFM_RADAR	10.5 GHz phased-array radar	⭐ 18,871	3
wacli	WhatsApp CLI	⭐ 2,155	3
immich	self-hosted photo and video management	⭐ 99,430	1
openscreen	open-source screen demo recorder	⭐ 33,992	1
crawlee	web scraping and browser automation library	⭐ 23,037	1
map-to-poster	map-to-poster generator	⭐ 817	1

---

AI Coding Agent Usage

Platform	Models	Share	Messages	Tokens	Cost
	opus-4-5 haiku-4-5 sonnet-4-5 +5	███████████████░░░░░ 75.1%	392,092	39.6B	$34,684
	5.3-codex 5.3-codex-spark 5.4 +2	█████░░░░░░░░░░░░░░░ 24.9%	174,441	27.8B	$11,512
	2.5-pro 2.5-flash	█░░░░░░░░░░░░░░░░░░░ 0.0%	19	314.5K	$0.18
Total			566,552	67.4B	$46,196

Token Composition

_{Tracked by tokscale | Leaderboard | Auto-updated 2026-05-07}

---

Tech Stack

Languages & ML

Backend & Data

Frontend

DevOps & Testing

---

GitHub Stats