Оксана

OKSANA SITALOVA
DATA ANALYST

CONTACTS SUMMARY
I would describe myself as a responsible and results-oriented person. I have
[открыть контакты](см. выше в блоке «контактная информация»)
practical experience working with data and a solid understanding of its real-
Oksana_Sitalova
world value. I'm confident using SQL, Python, and Tableau to manage the
[открыть контакты](см. выше в блоке «контактная информация») full analytics workflow — from data collection and cleaning to visualization
and generating insights.
Oksana Sitalova
My background as an entrepreneur taught me to work independently, stay
Kharkiv, Ukraine organized, and adapt quickly. I apply these skills in data analysis to ensure
Can work during blackouts that my findings are not only accurate but also actionable and relevant to
business needs.

SKILLS WORK EXPERIENCE
Spreadsheets: Pivot Tables, Data Data Analyst 2024 - 2025
Data collection and import, data cleaning: removing duplicates, filling or
Cleaning, Visualization
replacing missing values, and standardizing data formats.
SQL: Advanced Queries, Window Calculation of basic metrics, data filtering and aggregation.
Functions, Query Optimization, Building basic charts, dashboard preparation.
Writing analysis summaries.
Common Table Expressions (CTE)
Portfolio:
Python: Pandas, NumPy, Matplotlib,
Account & Email Campaign Analytics (SQL Project) – [Analysis of
Seaborn, Exploratory Data Analysis
account trends, email activity, and user behavior to segment audiences
Tableau: Interactive Dashboards, Data and identify key markets]
Storytelling, Publishing A-B-Testing-Analysis-From-Python-to-Interactive-Dashboard – [A/B
testing analysis project using Python and Tableau to measure the impact
Statistics: Sampling, Hypothesis
of product changes through statistics and data visualization.]
Testing, Correlation, Statistical
Sales-Analysis-by-Product-Trends-Geography-and-ABC-Results (Google
Significance sheets and Python Project) – [Analysis and visualization of sales
A/B Testing: Planning, Analysis, dynamics by category, product, and country, including ABC analysis]

Reporting FERRERO CANADA LTD JUNE 13, 2022 – AUGUST 20, 2022
Position: Operator
Other Tools: Jupyter Notebooks,
Performed quality control of products in accordance with established
Google Analytics, Excel, Git standards.
Language: English (Intermediate) Detected and documented defects or deviations.
Collaborated with the production team to resolve quality issues.

Private Entrepreneur – Sitalova O.O. 2015 – 2022
EDUCATION Founder and Manager of a bakery – Cupcake Online Bakery
https://cupcakeonline.com.ua/
2000 – 2005
V. N. KARAZIN KHARKIV Managed bakery operations, staff recruitment, and workflow
organization.
NATIONAL UNIVERSITY
Maintained and updated the website and social media accounts.
Master of Economic and Social Geography Developed new products and offers for corporate clients.
Ensured timely task execution and high-quality service delivery.
ADDITIONAL EDUCATION Handled logistics, accounting, and legal documentation related to
permits and licensing.
Data Analyst 2025
course at Mate academy ACHIEVEMENTS
I launched my own business in 2015, which became successful.
Interior Design 2023
course at academy "IT STEP" In 2005 I wrote and published
"The Handbook of a Young Local History Expert of the Kharkiv Region".