Андрій

Andrii Kovalivskyi
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Ukraine, Kyiv

DATA ANALYST
Junior Data Analyst with a solid understanding of data analysis fundamentals. Skilled in data collection,
cleaning, and visualization using tools like SQL, Excel, and Python. Familiar with basic statistical methods
and exploratory data analysis. Quick learner with a strong analytical mindset and attention to detail. Eager to
apply knowledge in real-world projects, improve skills, and contribute to data-driven decision-making.

SKILLS
●​ Data Collection, Cleaning, and Preprocessing
●​ Statistical Analysis and Visualization
●​ Proficient in SQL, Python, A/B testing
●​ Data Visualization Tools (Tableau, Looker Studio, Big Query)
●​ Google Sheets, Excel and Data Manipulation
●​ Problem-Solving and Critical Thinking
●​ Excellent Communication and Collaboration Skills
●​ Desire to learn

PROJECT EXPERIENCE
Marketing Campaign Performance Analysis
Tools: SQL, Google Sheets
Description: Built a data pipeline to analyze monthly advertising campaign performance. Calculated key
marketing metrics (CTR, CPC, CPM, ROMI) and tracked their month-over-month dynamics to identify
performance trends.
My tasks:
Data aggregation using SQL and Common Table Expressions
Metric calculation and trend analysis
Identifying optimization opportunities for budget allocation
Result:
Provided insights that helped improve ROMI by refining ad targeting
Project - link
Revenue Analysis and Cohort Tracking
Tools: Google Sheets, Tableau
Description: Analyzed revenue trends and user payment behavior through cohort-based visualizations.
Tracked new MRR, total revenue, and MoM growth to evaluate monetization effectiveness.
My tasks:
Cohort analysis of user revenue retention
Visualization using gradient tables and dual-axis charts
MoM performance tracking
Result:
Identified revenue retention trends
Delivered insights to support monetization strategy improvements
Project - link
EDUCATION
IT School "GoIT"
2024-2025
Data Analysis

Kyiv College of Communications
2021-2025
Junior Bachelor of Information and Communication Systems

LANGUAGE KNOWLEDGE
Ukrainian - Native
English - Pre-Intermediate