Yuki Bi
Services provided: Business Analysts , Data Scientists , Data Visualization , Business & Corporate Legal Consulting , Data Analysts
About Yuki Bi:
Hi, I am a passionated data analyst who is seeking for jobs. I have two years of experience in data modeling and familiar with multiple tools.
Experience
Data analyst | 01/2023 to Current
Shaw Communications/Videotron (Data solution-Wireless)
- Proposed solutions using stored procedures to optimize campaign targeting list production process, leading to an increase in campaign targeting efficiency and accuracy by 30%
- Developed and maintained Teradata SQL and Python scripts to extract and manipulate data from multiple databases, generating data files for the marketing and measurement team
- Worked with cross-functional teams to prepare campaign target lists by identifying areas of opportunity for improving data collection, leading to presenting final lists with Tableau to internal stakeholders for campaign deployment approval
Machine Learning Intern | 01/2022 to 12/2022
Shaw Communications (Data Solution-Wireline and Data Science-Wireless)
- Took end-to-end responsibility and ownership over projects by working independently on data processing, feature engineering, and model building with SQL and Python while collaborating with other teams to leverage and evolve existing technologies
- Developed XGBoost classification models with optimization of hyperparameters and feature selection using grid search in AWS Sagemaker to predict the likelihood of adding service lines, resulting in 5% improvement of model accuracy and 10% increase of campaign efficiency
- Documented development methodologies in technical manuals to be used by data teams in future projects with Confluence
Projects
Data Analytics Project with SQL and Tableau – Sales Insights Dashboard
- Created complex SQL queries to gather a large amount of sales data from MySQL database and ingested the data into Tableau for BI reporting
- Designed and developed a Tableau dashboard to show sales performance insights, helping the sales team better-targeting customers
- Automated the end-to-end reporting process and reduced sales analysts' manual work by cutting down the entire reporting time by 20%
Education
I graduated from the University of Toronto, double majored in Mathematics and Statistics. I also attended Data Scientist BootCamp from Ixpereince.
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