Illya

Illya Kovaliuk
Junior Data Analyst/ Data Scientist
[відкрити контакти](див. вище в блоці «контактна інформація») Berdychiv, Ukraine

Work Experience / Practice - projects
01/2026 – Present Python - E-commerce project
Analyzed e-commerce user behavior data using Python (Pandas, NumPy) to identify
key revenue losses across the purchase funnel. Applied funnel and Pareto analysis to
detect high-impact stages and products affecting overall revenue.
Built buyer vs viewer segmentation and visualizations to extract business insights
and actionable recommendations, demonstrating strong Python-based analytical
skills.

03/2024 – Present Tableau project - Bank's customer
• Tableau dashboard, created to show customers of banks from different parts of
the United Kingdom such as: England, Scotland, Wales, northern island. On this
dashboard, we can get access to interactive maps, line and column charts and
Treemap diagrams, with the help of which you can thoroughly study the questions
posed to me as a data analyst
• Link to the project: https:/​/​public.tableau.com/​app/​profile/​illya.kovaliuk/​viz/​
Bankbaselines/​Story1?publish=yes

01/2024 – 03/2024 Google Data Analytics certification
• I also completed professional courses on data analytics on the Coursera platform
from Google, where I received basic skills in all the skills listed below, after that I
completed several more courses on different platforms to improve these
interesting and useful skills
• Link to the final certificate: https:/​/​www.coursera.org/​account/​accomplishments/​
specialization/​E9KRBPMQ4HC9?
utm_source=link&utm_medium=certificate&utm_c>

Education
09/2022 – Present Bachelor degree, Information systems and technologies educational program
(business analysis)
Zhytomyr Polytechnic State University

Skills
SQL (MS SQL, BigQuery, Python programming(Pandas, Tableau
MongoDB) NumPy, Matplot, Plotly,
Seaborn) Git
Google analytics
MS Excel
A/B testing
Data Visualization
Statistics

Useful links
Linkedin
[відкрити контакти](див. вище в блоці «контактна інформація»)

Kaggle
https://www.kaggle.com/code/amonitan/data-analysis-1st-portfolio-project