Experience

Epion Health, Inc.

• United States
• Hospitals and Health Care

• Data Engineer Co-op

  • Jul 2021 - Dec 2021

  Boston, Massachusetts, United States - Supported day-to-day data importing by creating migration channels that handles 1M+ records daily, including data factories, ETLs, and unit tests in Python; enabled 5 newly added features for storage and analysis - Performed data warehousing maintenance duties such as joining existing tables, deprecating old tables, scheduling tasks, and backfilling; successfully resolved multiple data import stoppages due to system failure - Created monitoring Tableau dashboards on key metrics with… Show more - Supported day-to-day data importing by creating migration channels that handles 1M+ records daily, including data factories, ETLs, and unit tests in Python; enabled 5 newly added features for storage and analysis - Performed data warehousing maintenance duties such as joining existing tables, deprecating old tables, scheduling tasks, and backfilling; successfully resolved multiple data import stoppages due to system failure - Created monitoring Tableau dashboards on key metrics with filters, calculated fields, and alerts that timely detected data disparities between database and data warehouse - Wrote SQL queries on BigQuery for client support team; fulfilled 10+ ad-hoc data inquiries from clients per week - Improved a Django report model by adding a new field to enable customized inputs for automated report generation Show less



Nike

• India
• Online Audio and Video Media

• Data Analyst Intern

  • May 2019 - Aug 2019

  Shanghai, China - Designed dashboards using Google Analytics to monitor and visualize daily website visitor flow and interaction rates - Identified market trend for social media content through analytics and implemented polls on company social platform, contributing to a significant increase in viewer participation rate of 100% - Developed NLP models such as Naïve Bayes and LDA for sentiment and topic modeling; provided intuitive keywords analysis on customer behavior to the stakeholders



Cummins Inc.

• United States
• Motor Vehicle Manufacturing
• 700 & Above Employee

• Business Intelligence Intern

  • May 2018 - Aug 2018

  Beijing City, China - Built linear regression models to predict excavator sales with macroeconomic indicators using R and achieved 8% boost to the accuracy of the original model from previous year - Innovated weekly reports by using macros and scripts in Excel to automate analysis, saving 10 labor hours per week - Completed data cleaning tasks such as deduplication, filtering and NA imputation that reduced report errors by 10%



UNIQLO

• Japan
• Retail
• 700 & Above Employee

• Sales Associate

  • Jun 2017 - Aug 2017

  Beijing City, China - Coordinating between various of tasks in store to meet customer satisfaction - Adapted to team members with different backgrounds - Quickly adjusted to new working environment and company values