Experience

Solai Inc.

• United States
• Transportation, Logistics, Supply Chain and Storage
• 1 - 100 Employee

• Machine Learning Engineer

  • Sep 2021 - Present

  Delaware, United States - Developed Deep Reinforcement Learning solver for vehicle routing problem. - Developed backend API for Transportation Management System. - Finetuned Large Language Models (LLM) for custom jobs with adapters and Reinforcement Learning. - Developed ML model for reducing Map API calls.



Aitu-DALA

• IT Services and IT Consulting
• 1 - 100 Employee

• Machine Learning Engineer

  • Mar 2021 - Sep 2021

  Astana, Kazakhstan -Recommendation system for video sharing platform aitube.kz Developed high load data pipeline for recommendation system using Django, Kafka, PostgreSQL and gRPC. Implemented and tested various recommendation systems using Neural Networks and traditional Machine Learning approaches. Analyzed user activity from different data sources (PostgreSQL & ClickHouse).



PUBG Corporation

• South Korea
• Computer Games
• 500 - 600 Employee

• Machine Learning Engineer

  • Apr 2019 - Mar 2021

  Seocho-gu, Seoul, Korea ML Engineer @ Data Science Unit & AI Team. - ESP (Extra Sensory Perception) hack detection Developed classification model and weakly supervised algorithm for object localization on users’ gameplay screenshots to assist with manual cheating review. - PUBG Trust System Developed cheater detection model for clean matchmaking. Worked on logic design, data analysis and development of Behavior Tree based AI-bot for PUBG game. - NLP project Researched use of Natural Language… Show more ML Engineer @ Data Science Unit & AI Team. - ESP (Extra Sensory Perception) hack detection Developed classification model and weakly supervised algorithm for object localization on users’ gameplay screenshots to assist with manual cheating review. - PUBG Trust System Developed cheater detection model for clean matchmaking. Worked on logic design, data analysis and development of Behavior Tree based AI-bot for PUBG game. - NLP project Researched use of Natural Language Processing for applications in gaming industry. Implemented chat bot using GPT-2, text summarization using BERT and KoBERT. Show less



KAIST

• Machinery Manufacturing

• Research Assistant

  • Dec 2017 - Apr 2019

  Yuseong-gu, Daejeon, Korea -Worked on "Smart Construction" project, collaboration between Systems Intelligence Lab. (prof. Jinkyoo Park, Ph.D.) and Complex Stochastic and Service System Design Lab (prof. James R. Morrison, Ph.D.) Project was funded by Samsung Heavy Industries R&D Center. -Co-developed deep reinforcement learning algorithm for multi-agent reward collection and identical parallel machine scheduling problems. Results were submitted to ICML and iMSTF conferences. Received the bronze award in the “Academic… Show more -Worked on "Smart Construction" project, collaboration between Systems Intelligence Lab. (prof. Jinkyoo Park, Ph.D.) and Complex Stochastic and Service System Design Lab (prof. James R. Morrison, Ph.D.) Project was funded by Samsung Heavy Industries R&D Center. -Co-developed deep reinforcement learning algorithm for multi-agent reward collection and identical parallel machine scheduling problems. Results were submitted to ICML and iMSTF conferences. Received the bronze award in the “Academic papers” category at the iMSTF conference. -Research fields: Reinforcement Learning, Multi-agent Systems, Deep Learning, Graph Neural Networks, Markov Decision Process.

• Teaching Assistant

  • Aug 2018 - Dec 2018

  Yuseong-gu, Daejeon, Korea - Course title: IE332 Operations Research II- Stochastic Modeling. Major required course. - Topics covered: Probability and Statistics, Markov Chain, Renewal Theory, Queueing Theory. - Organized solving sessions for homework and exam problems, conducted office hours.