Marcus Koh

Marcus Koh Email and Phone Number

Marcus Koh's Location
San Marino, California, United States, United States
About Marcus Koh

My approach to tech is rooted in building long term sustainable solutions and giving back to my communities, guided by my core values of peace and equality. I am committed to staying at the forefront of the latest innovations, utilizing them to make the world a better, safer place for all.Feel free to reach out to me for anything at marcuskoh@berkeley.edu

Marcus Koh's Current Company Details
University of California, Berkeley, Haas School of Business

University Of California, Berkeley, Haas School Of Business

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CS & Physics at UC Berkeley
Marcus Koh Work Experience Details
  • University Of California, Berkeley, Haas School Of Business
    Human Ai Operations Researcher
    University Of California, Berkeley, Haas School Of Business Jan 2024 - Present
    - Utilized inverse reinforcement learning to analyze human behavior and interaction with AI from a driving game- Analyzed player data with exploratory data analysis by classifying players into "clusters" based on their behavior archetype
  • Sofi
    Contract Software Engineer
    Sofi Jan 2024 - Jun 2024
    Wrote a training, testing and inference framework for creating bank check datasets and benchmarking algorithms andmodels with Python, AWS SageMaker, and AWS EC2• Classified potentially fraudulent treasury checks with 99.6% accuracy by fine-tuning an open-source multi-modal LLMusing PyTorch• Extracted check and MICR (Magnetic Ink Character Recognition) data with 95% accuracy using OpenCV and OCR(Optical Character Recognition) engines such as AWS Textract and docTR•… Show more Wrote a training, testing and inference framework for creating bank check datasets and benchmarking algorithms andmodels with Python, AWS SageMaker, and AWS EC2• Classified potentially fraudulent treasury checks with 99.6% accuracy by fine-tuning an open-source multi-modal LLMusing PyTorch• Extracted check and MICR (Magnetic Ink Character Recognition) data with 95% accuracy using OpenCV and OCR(Optical Character Recognition) engines such as AWS Textract and docTR• Packaged the LLM and OCR extraction algorithms into a library for deployment into production Show less
  • Plant Culture Systems
    Software Engineer Intern
    Plant Culture Systems Jan 2024 - May 2024
    Built a marketplace app to sell and list various garden plants with Flutterflow
  • Ore
    Software/Data Engineer Intern
    Ore Jan 2024 - May 2024
    - Ran particle physics simulations with Geant4 in C++ to simulate muon environments- Developed a pipeline to extract muon flux data to map subsurface density and classify subsurface features using Python
  • Walmart
    Contract Software Engineer
    Walmart Sep 2023 - Dec 2023
    • Building a 3-day predictive power outage quantitative model saving $30mil+ annually across US Walmart stores by improving outage preparedness• Achieved an accuracy of 0.72 area under the ROC curve using Python, Pandas, NumPy, SciKit, and RayTune to develop supervised Machine Learning prediction models (XG Boost, Decision Trees, Random Forests, Gradient Boosted Tree)• Processed 20+ Terabytes of data through an advanced weather forecasting model by utilizing Google Cloud’s compute… Show more • Building a 3-day predictive power outage quantitative model saving $30mil+ annually across US Walmart stores by improving outage preparedness• Achieved an accuracy of 0.72 area under the ROC curve using Python, Pandas, NumPy, SciKit, and RayTune to develop supervised Machine Learning prediction models (XG Boost, Decision Trees, Random Forests, Gradient Boosted Tree)• Processed 20+ Terabytes of data through an advanced weather forecasting model by utilizing Google Cloud’s compute engine through a virtual machine (Ubuntu) and storage buckets to obtain advanced weather data for our outage prediction model Show less
  • Blu Raccoon Studios
    Software Developer
    Blu Raccoon Studios Jul 2023 - Dec 2023
    California, United States
    • Wrote the majority of the base code (~90%+) of enemy/entity behavior for our current project, Blipzz
  • M^3
    Software Engineer Intern
    M^3 Jun 2022 - Aug 2023
    • Built a responsive web widget that displayed facial measurements by processing webcam data using Google’s Mediapipe, rescaling outputs to metric measurements, and rendering them using React JSX and Canvas• Developed an weighted algorithm in Typescript to improve facial mask fit by 40+% by analyzing face measurements• Integrated 3D blend-shapes and B ́ezier curves to further improve the facial fitting algorithm by transforming data with linear algebra and processing them using… Show more • Built a responsive web widget that displayed facial measurements by processing webcam data using Google’s Mediapipe, rescaling outputs to metric measurements, and rendering them using React JSX and Canvas• Developed an weighted algorithm in Typescript to improve facial mask fit by 40+% by analyzing face measurements• Integrated 3D blend-shapes and B ́ezier curves to further improve the facial fitting algorithm by transforming data with linear algebra and processing them using Three.js/WebGL• Researched papers and studies conducted by the National Institute for Occupational Safety and Health to accurately identify key facial features and measurements Show less
  • Sama
    Sales Operations Intern
    Sama Jun 2022 - Aug 2022
    Ensured accuracy of account data by utilizing LinkedIn Navigator to update client information
  • City Of San Gabriel Parks And Recreation Dept
    Water Safety Instructor/Lifeguard
    City Of San Gabriel Parks And Recreation Dept Jun 2021 - Aug 2021

Marcus Koh Education Details

Frequently Asked Questions about Marcus Koh

What company does Marcus Koh work for?

Marcus Koh works for University Of California, Berkeley, Haas School Of Business

What is Marcus Koh's role at the current company?

Marcus Koh's current role is CS & Physics at UC Berkeley.

What schools did Marcus Koh attend?

Marcus Koh attended University Of California, Berkeley, Caltech, San Marino High School.

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