Dazhou Zhang
Summary
Driven Data Science Intern ready to thrive in demanding digital intelligence processing environments. Well-informed on latest machine learning advancements. Ready to combine tireless hunger for new skills with desire to exploit cutting-edge data science technology.
Overview
1
1
year of professional experience
Work History
Charging Data Intern
Tesla Motors Limited (Fortune 500)
06.2024 - 09.2024
- Independently wrote Supercharging user satisfaction analysis report, conducted Logistic Regression & Random Forest algorithms analyzing user behaviors towards different charging scenarios, predicted user satisfaction using moving average method, cooperated with supercharging BD to conduct DID causal inference experiment, improved Tesla Beijing supercharging station user satisfaction by 3.5% through data-driven operational actions
- Coordinated and optimized the supply chain data embedding points in the inbound and outbound software, cooperated with the IT Application department to iterate the indicator dimensions, replenished 2 data dimensions, and enhanced the department's data infrastructure
- Automated 15% of the process work within the department using Python codes, automated the generation of inventory data reports for suppliers and financial settlement data reports for Finance department, etc. And saves a total of 20 man-days of work
APP Data Analyst Intern
Illuminera Digital Limited (Consulting)
02.2024 - 05.2024
- Conducted change analysis on continuous DAU decrease, identified problem of traffic channels . Analysis report was independently written to promote adjustment of proposed channel proportion and through data driven decision making, achieve 15% increase in DAU.
- Optimized departmental dashboard system on QuickBI, conducted SQL tuning through CTE and temporary table, improved data table connection, and reduced overall loading time by 18%.
- Closely communicated with sales and BD departments, distributed and analyzed travel reimbursement questionnaires, implemented 2 efficiency improvement measures, made 10% of departmental work go paperless, reducing reimbursement form review time by 25%.
Data Analyst Intern
Volvo Cars Limited (Fortune 500)
10.2023 - 01.2024
- Conducted thorough data validation and cleanup, ensuring accuracy and reliability of datasets used for analysis.
- Enhanced data visualization capabilities for better decision-making with the use of advanced BI tools.
- Developed late reimbursement forms submission using Power Automate, reducing the workload by 30 man-days of work.
- Closely communicated with sales and BD departments, distributed and analyzed travel reimbursement questionnaires, implemented 2 efficiency improvement measures, made 10% of departmental work go paperless, reducing reimbursement form review time by 25%.
Education
Undergraduate - Finance
University Of Technology Sydney
Sydney06.2025
Skills
- Master Python Pandas, SKLearn to implement machine learning algorithms such as Random Forest, Logistic Regression, Clustering, etc
- Proficient in HQL/SQL data extraction, proficient in Window functions, Joins, Aggregate functions, with SQL tuning experience
- Master BI software such as Tableau and PowerBI for data visualization analysis
- Had IELTS score of 70, reading and listening score at 80
- Results oriented, persistent on pursuing excellence, possessing keen insight into data
- Data Cleaning
Languages
English
French
Work Preference
Work Type
Full TimeWork Location
On-SiteImportant To Me
Career advancementPersonal development programsSoftware
Tableau
SQL
PowerBI
Timeline
Charging Data Intern
Tesla Motors Limited (Fortune 500)
06.2024 - 09.2024
APP Data Analyst Intern
Illuminera Digital Limited (Consulting)
02.2024 - 05.2024
Data Analyst Intern
Volvo Cars Limited (Fortune 500)
10.2023 - 01.2024
Undergraduate - Finance
University Of Technology Sydney
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