junyeopna4@gmail.com

Junyeop Na

Senior Machine Learning Engineer

ML Engineer with 4+ years of experience building various AI solutions. Specialized in using deep learning, computer vision, and building LLM agent/RAG systems.

E X P E R I E N C E

NAVER Media AI logo 1

ML Engineer

NAVER Media AI

AUG 2025 - PRESENT

TensorFlowTensorFlow
PyTorchPyTorch
TensorRTTensorRT
TritonTriton
  • Developed BestCrop, a computer vision system that identifies the best region of an image for thumbnail cropping.
  • Developed BestCut, combining CLIP-style multimodal embeddings with aesthetic scoring to select visually appealing thumbnails that match a post's content.
  • Developed AI models for SPORTER that provide contextual signals for automated clip and highlight generation across the 2026 World Cup, MSI, EWC, Asian Games, and LoL Worlds.

S I D E   P R O J E C T S

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FFXIV Simhelper

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FFXIV Simhelper screenshot

Developed a DPS simulator for an MMORPG(Final Fantasy XIV) using reinforcement learning, serving hundreds of users daily.

T E C H N I C A L   S K I L L S

Machine Learning

PyTorchTensorFlowScikit-learnXGBoostTransformersMMDetectionDistributed GPU TrainingPEFTHuggingfaceTritonTensorRTONNXVLM fine-tuning (SFT, RLHF)

Cloud & MLOps

GCPDockerKubernetesMLflow

Programming

PythonSQLJavaScriptGitApache SparkRustGolangFastAPI