Nicole Jeong
Experience
Virgin Galactic
Tustin, CA
Data Scientist
7/2023 – Present
- Improved data discrepancies using natural language processing and k-means clustering techniques
- Deployed and maintained all the People Team’s pipelines in Azure Data Factory
- Designed dimensional model tables in SQL Server from scratch to support rapid analytics and ML modeling
- Produced People insights and inferences on topics such as productivity, teammate experience, and talent acquisition tailored for company leaders in Power BI
GoGuardian
Remote
Data Scientist
11/2021 – 7/2023
- Deployed revenue-related ML forecasts (cash flow, customer pipeline health, ARR) in Databricks achieving a mean absolute percent error of less than 2% on 6-month revenue
- Predicted customer churn of our highest revenue SaaS product with XGBoost, achieving a ROC AUC over .8
- Designed Tableau tools to visualize and monitor ML model results, facilitating data-driven decision-making for finance, sales, and product teams
Business Intelligence Manager
12/2019 – 11/2021
- Led a team of 3 BI Analysts, delivering data products for sales, finance, marketing, people, and product teams
- Built dashboards in Tableau and Looker with key performance indicators
- Defined company-wide SaaS metrics (e.g., TAM, churn, renewals, cash flow) with sales and finance leaders during the company’s high-growth stage
- Collaborated with engineers on the Redshift data warehouse dimensional model and documentation
Zillow Group
Irvine, CA
Data Integration Manager
7/2019 – 12/2019
- Analyzed parcel assessment files using SQL, Tableau, and Python
- Mapped and automated critical fields to Zillow’s MS SQL Server schema
- Identified inefficiencies and improved processes for ensuring Zillow’s proprietary parcel data were accurate
- Built Tableau dashboards using internal systems and Trello to manage and monitor team progress and projects
- Managed a team of 6 responsible for preparing data for analysis
KIPP LA Public Schools
Los Angeles, CA
Senior Manager, Analytics
7/2013 – 7/2019
- Designed and delivered data skills curriculum for non-technical staff
- Developed interactive Tableau dashboards on student, employee, and operational data
- Created ETL pipelines using Python and bash
- Developed regression and classification models on student achievement
- Maintained 100% satisfaction rate in Helpdesk support for over 800 teachers and staff
- Managed a high-performing analytics team and developed a multi-year growth plan
- Managed PostgreSQL data warehouse development and maintenance
- Presented findings and professional development for teachers and staff
Education / Fellowships
Strategic Data Project Fellow
Center For Education Policy Research at Harvard University
8/2016 – 9/2018
Master of Public Policy
University of Southern California
8/2011 – 5/2013
Bachelor of Arts in Economics and Political Science
University of California, Irvine
8/2016 – 9/2018
Korean Economics and Intermediate
Korean Yonsei International Summer School
6/2008 – 8/2008
Skills
Tools
- SQL Engines (SQL Server, Redshift, Postgres)
- Python (pandas, scikit learn, plotly)
- Tableau
- Looker
- Power BI
- Azure Data Factory
- Databricks
- Github
Data Analytics
- Data Visualization
- Dashboard Development
- SaaS Metrics Definition
- KPI Metrics Definition
- Executive Team Support
- Dimensional Modeling
Data Science
- ML Algorithms (XGBoost, Random Forests, Linear Regression, NLP)
- Time-Series Forecasting (SARIMAX, Prophet)
- k-means clustering
Other Work
Data Consultant/ Independent Contractor
- Education Exponents (2022-Current)
- KIPP SoCal Public Schools (2019-Current)
- KIPP Foundation (2018-19)