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JunSeok Kim!

AI/ML Engineer

Building ML systems serving millions at Naver

About Me

I build machine learning systems and AI applications that serve millions of users. With 15+ years of experience spanning deep learning research, NLU, MLOps, and production ML serving, I'm currently at Naver working on ad recommendation systems.

Career Timeline ~

Naver

Current

AI/ML Engineer

Ad recommendation system

Hyundai Motor Group

2024–2025

AI/ML Serving Platform

ML serving infrastructure

kakaobrain

2022–2024

Model Serving & Optimization

Karlo, KoGPT

NCSOFT

2021–2022

ML Optimization

LineageW

SK planet

2019–2021

RB Dialog Platform

NLU, MLOps

SELVAS AI

2009–2018

AI/ML Research & Engineering

Handwriting, NLU, Chatbot

Projects

Kidsnote

CLI tool for downloading Kidsnote albums — bulk download with browser automation

Python CLI
View on GitHub (새 탭에서 열림)

S3lync

Work with S3 objects like local files — Pythonic API with auto sync & hash verification

Python AWS S3
View on GitHub (새 탭에서 열림)

FastAPI Bootstrap

Production-ready FastAPI boilerplate with smart logging, exception handling & tracing

Python FastAPI
View on GitHub (새 탭에서 열림)

Confee

Type-safe configuration management with Pydantic V2 & multi-source support

Python Type-safe
View on GitHub (새 탭에서 열림)

Skills

Programming Languages

Python TypeScript JavaScript SQL

AI/ML Frameworks

PyTorch TensorFlow scikit-learn Hugging Face

MLOps & Infrastructure

Kubernetes Docker ArgoCD AWS

Web Frameworks

FastAPI Flask Astro

Developer Tools

Git VS Code Linux

Let's Connect!

Feel free to reach out — I'd love to hear from you.