Youngmin Cho

Machine Learning, Generative AI, PyTorch, Data Science

New York City Metropolitan Area

About

A certified Data Scientist, creative problem solver, striving to be critical, and pursuing high performance standards by persistently seeking for a new process in business operations.

Experience

  • Senior Manager Data Science at HSAD North America
    Jan 2022 - Present · 4 yrs 6 mos

    • Increased purchase likelihood by 5% by implementing a transformer-based multi-label classification model on LG.com user behavior data, enabling precise audience targeting for return visits through comprehensive analysis of on-site interactions. • Summarized product reviews and extracted product-specific keywords using BERT, UMAP, HDBSCAN, and TF-IDF, enabling users to make informed purchase decisions by showcasing key insights on LG product pages. • Streamlined call center operations by transcribing audio files with NLP based model and building a custom question- answering model to identify caller intent, root causes, and solutions, improving resolution efficiency. • Deployed an automated customer segmentation pipeline processing 12M+ records across 1000+ features, enhancing customer targeting and driving personalized tailored marketing strategies to boost engagement and conversion rates. • Developed a Marketing Mix Modeling (MMM) tool to optimize marketing budget allocation, enabling data-driven decisions

  • Data Scientist at Mars
    Sep 2019 - Jan 2022 · 2 yrs 5 mos

    • Optimized factory production processes by solving a convex optimization problem using cvxpy and Gurobi, balancing scheduling, raw material availability, and sales forecasts, leading to enhanced operational efficiency • Improved inventory forecasting by developing a scalable time-series clustering algorithm using Dynamic Time Warping to group products based on future sales forecasts.

  • Teaching Assistant at NYC Data Science Academy
    Feb 2019 - Sep 2019 · 8 mos

    Teaching Assistant for Machine Learning, Data Science, Deep Learning, and AI. - Designed convolutional neural network, computer vision model for classifying people’s age, gender, and race, in partnership with MotionFlow, a smart AIoT ad company

  • Supply Chain Forecasting Analyst at Samsung Electronics America
    Jan 2017 - Jan 2019 · 2 yrs 1 mo

    Automated demand forecasting procedure which incorporated probability of GI, weekly sales trend, open orders, and cancellation rates by region and SKU level, perform faster and accurate calculation measures. - Reduced daily reschedule rates under 2% YTD: by setting the procedure to prioritize orders by RDD, correct inventory consumption process by on-hand and in-transit inventory stock, and stabilized cross-dock shipment frequencies. - Enabled faster delivery: Analyzed root causes and adjusted to ideal delivery lead-time for PO creation to RDD per location. - Analyzed weekly KPI reports: for YoY account, product category level sell-out from BW BeX - Initiated controlling ideal inventory availability: to expand competitiveness in sales using national ATP.

  • Business Intelligence Intern at Dfocus
    Jun 2015 - Aug 2015 · 3 mos

    Interpublic Group (IPG) System Maintenance: - Monitored and data flow and maintained errors process in ETL of OLAP cubes in SAP - Controlled the data flow in BW and maintained InfoObjects with Key Figures in needs.