Myeonghak Lee
Data Scientist at Hyundai Card•Hyundai Capital•Hyundai Commercial- Claim this Profile
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영어 Professional working proficiency
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Bio
Credentials
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AWS Solutions Training for Partners: Machine Learning (ML) on AWS for ML Practitioners
Amazon Web Services (AWS)Feb, 2021- Nov, 2024 -
Advanced Data Analytics Semi Professional
Korea Data AgencyDec, 2019- Nov, 2024 -
SAS Certified Base Programmer
SASFeb, 2019- Nov, 2024 -
TensorFlow Developer Certificate
TensorFlow Certificate ProgramJan, 2021- Nov, 2024
Experience
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Hyundai Capital Services
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South Korea
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Financial Services
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200 - 300 Employee
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Data Scientist
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Apr 2021 - Present
Machine Learning Engineer working on recommender systems - Working on Large Language Model (LLM) based Recommender - Developed GNN (Graph Neural Network) Based Recommender Models - Stacks: Pyspark, Tensorflow, Scikit-learn, langchain Machine Learning Engineer working on recommender systems - Working on Large Language Model (LLM) based Recommender - Developed GNN (Graph Neural Network) Based Recommender Models - Stacks: Pyspark, Tensorflow, Scikit-learn, langchain
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Machine Learning Engineer
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Jan 2020 - Mar 2021
B/K 카드사 구매내역 활용 DMP 구축 프로젝트딥러닝 자연어처리 기반 상품 카테고리 분류 시스템 개발Built a deep learning (transformer model) NLP based product categorization system using card transaction data for DMP(Data Management Platform)온라인 타겟팅 광고 추천 알고리즘 개발 및 최적화Developed recommender system for online targeted advertisements S-oil 출하량 수요 시계열 예측 모델 개발Participated in development project building oil demand prediction time-series ML system한국벤처투자 벤처캐피탈 벤처/펀드 매칭 추천시스템 개발Built a recommender system to improve matching rate between VC and startups항공사 VoC 주제 분류/태그 추출 자연어 처리 모델 개발Developed a VoC categorization and keyword extraction engine using BERT(pre-trained language model) Show less
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Data Analyst
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Oct 2019 - Dec 2019
[삼성물산 패션부문] 데이터 마케팅 프로젝트 투입- 머신러닝 기반 고객 이탈 예측 모형, 온라인 구매 전환 예측 모형 개발- 데이터 파이프라인 최적화 작업 수행Participated in data-driven targeted marketing project at Samsung C&T- Developed purchase and churn prediction machine learning model using XGBoost- Improved preprocessing data pipelines
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Education
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2012 - 2020
Hankuk University of Foreign Studies
Bachelor's degree, Economics -
2012 - 2018
Hankuk University of Foreign Studies
Bachelor's degree, Scandinavian Languages
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