Kateryna Ветеран

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Kudinova
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Ukraine, Zaporizhzhia, remote DATA ANALYST

SUMMARY
Data Analyst skilled in SQL, Python (Pandas, NumPy,
Matplotlib, Seaborn), Tableau, Power BI, statistics, and
A/B testing with a Master’s degree in Transport Systems
(with honors). Experience in analyzing datasets, building
dashboards, and delivering insights that improved business
efficiency (e.g., increased sales by 20%, improved email
campaign conversion by 2.7%). Hands-on projects include
sales analytics, customer segmentation, and A/B testing
with visualization in Tableau and Looker Studio. Strong
background in administrative and marketing roles with
measurable impact on operations. Recognized for diligence,
persistence, and teamwork.

SKILLS
SQL: BigQuery, PostgreSQL, Advanced
Queries, Window Functions, CTEs,
Portfolio
Query Optimization.
Data Analyst | Independent Projects | Jan 2025 – Mar 2025
Python: Pandas, NumPy, Matplotlib,
E-commerce User & Email Activity Analysis
Seaborn, EDA.
Tools: SQL (BigQuery), Looker Studio
BI Tools: Tableau, Looker Studio,
Power BI (interactive dashboards, Analyzed account creation and email activity (sent, opened,
storytelling, publishing). clicked) across countries.
Built a dashboard with rankings and top-10 markets, visualized
Statistics & A/B Testing: Sampling, account growth and engagement.
Hypothesis Testing, Correlation,
Link to review
Statistical Significance, Test
Design.
Interactive Sales Dashboard

Spreadsheets: Pivot Tables, Data
Tools: Tableau Public
Cleaning, Visualization.
Created a dashboard covering device usage, regional sales,
Methodologies: SDLC, Agile (Scrum, traffic sources, and product categories.
Kanban), Waterfall. Implemented filters for flexible analysis, highlighting top
markets and sales trends.
Other Tools: Git, Jupyter Notebooks,
Link to review
Google Analytics

Languages: English (Intermediate)
 A/B Testing Analysis
EDUCATION
Tools: Python, Tableau
National University “Zaporizhzhia
Polytechnic” (2018 – 2020)
Analyzed engagement metrics across tests, calculated
statistical significance.
Master’s Degree in Transport Systems
Built interactive dashboard for test monitoring and filtering
(with honors)
by test ID.

ADDITIONAL EDUCATION Link to review

Mate Academy — Data Analytics Course Global Sales Analytics
(May – September 2025)
Tools: SQL, Python, Tableau
Online Webinar — Fundamentals of
Management (August 2023) Cleaned and analyzed 100K+ rows of sales data by category,
geography, and channel.
QATestLab Training Center — Software Detected anomalies, calculated KPIs, and visualized trends and
Testing Basics seasonality.
(September – October 2021)
Link to review

ACHIEVEMENTS E-commerce Sales Analysis

Letters of commendation, National Guard
Tools: SQL, Python, Tableau
of Ukraine (Sep 2024) — awarded for
diligence and service quality.
Extracted, cleaned, and profiled online store sales data.
Calculated key metrics, explored user behavior, seasonality,
Passed internal audit with minimal
and sales trends.
deficiencies, NGU (Sep 2024) — improved
Built interactive Tableau dashboards to highlight top-
reporting and asset management
performing regions, categories, and device types.
efficiency.

Link to review

Previous experience

Service Member National Guard of Streamlined asset tracking and reporting, improving operational
Ukraine efficiency.
Aug 2023 – Nov 2025 Coordinated supply management and documentation according to
standards.
Passed audit (Sep 2024) with minimal deficiencies.
Awarded commendations and certificates for diligent service.

Marketing Assistant Zolotyi Vik Increased email campaign conversion from 2% to 2.7% during peak
May 2023 – Aug 2023 season.
Launched national and regional promotions, supporting
underperforming stores.
Organized opening of the first flagship store (promo campaigns,
events, customer engagement).

Administrator MultiFarby LLC Increased branch turnover by 20%, reduced inventory by 10%.
Jan 2019 – Apr 2023 Acquired 8 new clients generating 70K UAH+/month.
Prepared reports and documentation, optimized supply
management.