Jiali Zhang

Waltham, MA ***** 857-***-**** adi6c3@r.postjobfree.com https://www.linkedin.com/in/androzhang/ SUMMARY

Solid background in data science, machine learning, programming and business operation, familiar with Agile methodology, actively seeking for data-driven analysis position. EDUCATION

Master of Digital Technology (STEM) - Boston University Expected May 2022

(Relevant courses: Data Structure and Algorithm, Designing System for Data Management, Python Bootcamp, R Bootcamp) Master of Business Administration (MBA) - Boston University Expected May 2022

(Relevant courses: Big Data Analytics for Business, Statistics, Accounting, Finance, Economics) Nanodegrees in Data Science Business Analytics Programming - Udacity Apr 2020 WORK EXPERIENCE

Data Scientist Intern Boston Medical Center (Neurology lab cofounded by BU and Harvard Medical School) 2020– Now

• Use Python to extract Atrial Fibrillation patient data based on ICD codes from millions+ entries medical databases.

• Perform data cleaning with Pandas and NumPy, visualization with Matplotlib, and modeling with Scikit-learn.

• Test machine learning algorithms(logistic regression, random forests, etc.) to identify high stroke risk patients.

• Develop Natural Language Processing workflows to parse unstructured patient data.

• Create data automation processes for large datasets in parallel through Python Dask. Data Analyst Intern Questrom School of Business, Boston University 2020 – Now

• Write SQL queries to extract 10 years + MBA students data from multiple relational databases.

• Develop ETL process and load data onto Salesforce by creating custom field mapping.

• Maintain data integrity and accuracy by merging duplicates, checking missing values, etc. Vice President of Marketing BizTech Club, Boston University 2020 – Now

• Co-lead the student club, organize data analytics workshops and certification programs. Business Intelligence Analyst CFMOTO Power Company 2018 - 2019

• Co-led e-commerce platform implementation for global $470M 1600+ person sports vehicle manufacturer.

• Created and implemented A/B testing and hypotheses test, increased conversion rate by 15%.

• Identified KPI and generated dashboards using Tableau and Dundas BI with integrated JavaScript.

• Maintained CRM system. Performed data visualization to track customer behavior and forecast business trend. Founder and Business Analyst YOXI Ecommerce Company 2016 - 2018

• Built customer-facing e-commerce website, ran A/B testing for UI and acquired 10,000+ unique visitors per day.

• Conducted advanced data mining using R studio and advanced Excel (Pivot table, VLOOKUP) on transaction data from backend sales system.

• Developed logistic regression model to predict seasonal keywords and implemented SEO, resulting in 27% increase in click-through-rate, generating 12,600 orders annually, with one-day web traffic peaking at 95,000 in online shopping festival.

SKILLS

Python (NumPy, Pandas, Matplotlib, Dask, Scikit-learn), R, SQL, NoSQL, BigQuery, Spark, Hadoop, JavaScript, HTML, CSS

Tableau, Dundas BI, Power BI, MySQL, MongoDB, Microsoft Access, Azure, Google Cloud, AWS, Salesforce, SAS, Neo4j PROJECT EXPERIENCE

Python Data Analysis for TMDb Movie dataset May 2020

• Created complex SQL query to extract 10,000+ TMDb Movie data; conducted data wrangling and analysis by Pandas and NumPy in Python; visualized data by seaborn to answer data-related questions. Python Machine Learning for Telco customer dataset Apr 2020

• Created logistic regression model using Python Scikit-Learn to predict customer churn risk. PySpark Big Data Analysis on Google Cloud Platform for large loan dataset Apr 2020

• Performed PySpark data analysis on large loan dataset using distributed computation from Google Cloud Platform to create feature engineering, multiple classification and regression models to predict loan amount and late payers.

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