Koh Kai Yit
Summary
Knowledgeable Data Scientist with strong foundation in data analysis, machine learning, and statistical modeling. Successfully developed predictive models and data-driven solutions to optimize business performance. Demonstrated proficiency in Python and SQL, leveraging data visualization tools to communicate insights effectively.
Overview
4
4
years of professional experience
1
1
Certification
Work History
Data Scientist
Marina Bay Sands, Revenue Optimization
03.2025 - Current
- Lead the Data Science vertical in the Revenue Optimization department , collaborating directly with the Senior Vice President to ideate and drive strategic initiatives .
- Actively involved in all AI initiatives at Marina Bay Sands , shaping the adoption and deployment of machine learning and AI-driven solutions .
- Developed granular hourly forecasting models for table games headcount using NeuralProphet , transforming it into a multi-time series problem and improving forecasting accuracy by 60% .
Analyst
Marina Bay Sands, Revenue Optimization
03.2024 - 03.2025
- Designed a non-linear programming (NLP) scheduling algorithm to optimally assign dealers to tables, maximizing profitability, removing the need for manual intervention .
- Built a dealer proficiency model using minimum-cost maximum-flow algorithms , optimizing training allocation based on predicted demand, improving work force efficiency .
Associate Analyst
Marina Bay Sands, Revenue Optimization
06.2023 - 03.2024
- Applied Monte Carlo simulations to analyze table game house edge , identify vulnerabilities , and mitigate card-counting risks .
- Optimized data analysis pipelines by implementing Python Polars parallelization , reducing processing time and minimizing errors .
- Automated repetitive analytical tasks using Python scripting, significantly improving efficiency .
- Led a data storage revamp project , enhancing security, indexing, and access speed by restructuring table relationships.
Data Science Intern
TikTok, Trust & Safety
01.2023 - 05.2023
- Developed and enhanced risk detection models using Natural Language Processing (NLP) and Computer Vision (CV) to automate and enforce trust and safety policies related to electronic cigarettes .
- Designed and executed A/B tests , defining KPIs to measure the efficacy, speed, and quality of human moderation processes.
- Implemented advanced data visualization techniques to effectively communicate key insights to stakeholders and drive data-informed decisions.
- Identified, analyzed, and interpreted trends in complex datasets using supervised and unsupervised learning techniques , uncovering actionable insights.
Data Analyst Intern
Love Bonito
05.2022 - 11.2022
- Developed a multi-criteria sorting algorithm for Love, Bonito's website , increasing conversion rate (CR) by 0.2% .
- Generated customer insights by identifying weak traffic channels , leading to targeted campaigns that boosted second-purchase rates .
- Automated tactical scoping using TabPy , integrating machine learning models with Tableau for real-time insights .
Program Manager Intern
TikTok, Trust & Safety
02.2022 - 05.2022
- Identified risks in emerging content trends , leveraging data-driven dashboards to streamline investigations and reduce manual effort by 40% .
- Worked with cross-functional teams to resolve safety-related issues , optimizing and scaling solutions that improved the north-star metric by 35% .
Finance Technology Intern
DFS Group Limited, LVMH
05.2021 - 07.2021
- Implemented Robotic Process Automation (RPA) using Blue Prism , increasing efficiency and productivity by 40% .
- Oversaw deployment and operations of Transaction Matching, Account Reconciliation, and Journal Modules on BlackLine , ensuring system reliability and accuracy.
Education
Master of Computing - Artificial Intelligence
National University of Singapore
Singapore05-2027
Bachelor of Science - Data Science & Analytics
National University of Singapore
Singapore06-2023
Skills
- Tableau Data Visualization
- Proficient in Python, R, Java, and SQL
- Quantitative Data Analysis
- Predictive Modeling Proficiency
- Strategic Problem Analysis
- Proficient in Deep Learning
- Proficient in NLP Techniques
- Revenue Optimization Techniques
- Applied Probability Techniques
- Time Series Forecasting
Certification
- MicroBachelors in Computer Science Fundamentals (New York University).
Languages
English
Chinese (Mandarin)
Timeline
Data Scientist
Marina Bay Sands, Revenue Optimization
03.2025 - Current
Analyst
Marina Bay Sands, Revenue Optimization
03.2024 - 03.2025
Associate Analyst
Marina Bay Sands, Revenue Optimization
06.2023 - 03.2024
Data Science Intern
TikTok, Trust & Safety
01.2023 - 05.2023
Data Analyst Intern
Love Bonito
05.2022 - 11.2022
Program Manager Intern
TikTok, Trust & Safety
02.2022 - 05.2022
Finance Technology Intern
DFS Group Limited, LVMH
05.2021 - 07.2021
Master of Computing - Artificial Intelligence
National University of Singapore
Bachelor of Science - Data Science & Analytics
National University of Singapore
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