Boyu Liu

Jersey City,NJ

Summary

Machine Learning Engineer re-entering the workforce after a career break dedicated to family. I have proven expertise in developing advanced models that enhance business outcomes. I'm skilled in data visualization and analytics, contributing to significant improvements in precision and efficiency.

Overview

years of professional experience

Work History

Machine Learning Engineer

Meituan

Beijing, China

02.2021 - 05.2022

Developed and implemented advanced machine learning models to categorize restaurants, resulting in increased high-quality restaurant contracts per salesman.
Designed an algorithm focused on text similarity metrics, effectively increasing the proportion of clues whose the most relevant point of interest was identified from 5% to 46% with precision 95%.
Guided colleagues through mentorship and delivered technical insights to leadership and product managers.

Data Analyst Intern

Orenda, Inc.

New York, NY

09.2020 - 12.2020

Engineered 5-minute and 24-hour stacked LSTM models for precise real-time electric load forecasting in New York.
Designed a robust algorithm to accurately predict annual peak load occurrences, achieving a yearly average MAPE (YAM) significantly lower than the model utilized by New York ISO (NYISO).
Scheduled battery dispatching given the predicted peak hour and provided Demand Reduction Value (DRV) hours.
Created an interactive data dashboard using Plotly, streamlining data analysis and reporting processes.

Education

Master of Science - Data Science

Columbia University

New York, NY

02-2021

Master of Science - Environmental Science

Peking University

China

06-2019

Bachelor of Science - Environmental Science

Nankai University