Костянтин

KOSTIANTYN BUTENKO
JUNIOR DATA ANALYST

CONTACTS SUMMARY
Junior Data Analyst with experience in SQL, Excel, and Python. I analyze
[open contact info](look above in the "contact info" section)
and visualize data, find insights, and present results in an understandable
[open contact info](look above in the "contact info" section) way. Motivated to develop in data analytics.

Telegram PROJECT EXPERIENCE
linkedin E-commerce Business Metrics Analysis
GoIT Data Analytics Course
Kyiv, Ukraine Tools: SQL, Google Sheets
Description: Analyzed e-commerce business metrics by performing data
HARD SKILLS cleaning, EDA, and building an interactive dashboard.
My tasks:
Data cleaning and analysis;
SQL Python Writing SQL queries for key metrics;
Data Analysis Dashboard creation and insights generation.
Data Cleaning & Data Result:
Identified key sales trends and patterns;
Preparation
Provided actionable business insights.
Product Analysis
A/B Testing Developer Survey Analysis
Basic Statistics GoIT Data Analytics Course
Mathematical Statistics Tools: Python (Pandas), Google Colab
Description: Performed data analysis on a large developer survey dataset
Requirements Gathering using Pandas.
Reporting My tasks:
Data cleaning and aggregation;
TOOLS Statistical analysis and filtering;
Tabular presentation of results.
Result:
Google Colab Identified key trends in developer skills, experience, and compensation.
Pandas
Excel WORK EXPERIENCE
Power BI
Ihrova Maysternya July 2023 - Present
Tableau
Product Content Specialist
LANGUAGES Managed and updated product data on the e-commerce website,
ensuring accuracy and proper categorization
Organized products into sections and categories, creating a structured
English - pre-intermediate
system for easy navigation
Ukrainian - native Created content for news articles and promotional banners, supporting
marketing initiatives
Kyiv International University (KyIU) March 2021 - July 2023
Information Center Specialist
Maintained and updated data on the institution’s website, ensuring
accuracy and relevance of information
Collected and organized information for news and events, including
photographing and documenting activities
Provided consultations to prospective students and current students,
handling inquiries and managing information requests

EDUCATION
IT School GoIT September 2025 - January 2026
Data Analysis
Kyiv International University (KyIU) September 2018 - June 2022
Specialist in computer Science