Віктор

CONTACTS Viktor Mamai
[open contact info](look above in the "contact info" section)
JUNIOR DATA ANALYST
[open contact info](look above in the "contact info" section)

Telegram PROFILE
Data Analyst skilled in analyzing complex datasets and deriving
Linkedin
actionable insights. Proficient in data collection, cleaning,
preprocessing, and utilizing statistical and machine learning
Kharkiv, Ukraine
techniques. Strong expertise in exploratory data analysis, predictive
modeling, and data visualization. Effective collaborator, working
closely with cross-functional teams to deliver data-driven solutions.
HARD SKILLS
Seeking opportunities to contribute to data-driven strategies and drive
business growth.
SQL
Gathering of the
PROJECT EXPERIENCE
Requirements
Product Analysis Unit Economics + Product metrics
Product Analysis As a Data Analyst, I extract and analyze data to evaluate key
Data Collection, Cleaning, metrics such as ARPPU, Paid Users Сount, Revenue. The project
and Preprocessing utilizes segmentation techniques and cohort analysis to identify
patterns in user behavior across different customer cohorts,
SOFT SKILLS locations, and software. Visual reports and dashboards are created
to effectively communicate findings and support data-driven
Time management decision-making. The project aims to improve business strategies,
enhance product performance, and drive growth .
Multitasking
Information seeking
Ads analysis, Retail
Analysis and decision
making Project focuses on analyzing advertising campaigns in the retail
domain. Leveraging SQL and Google Looker Studio, this project
TOOLS extracts and analyzes data to evaluate the performance and
effectiveness of ads. It includes metrics like impressions, clicks,
Excel conversions, CTR, CPM, and ROAS. Segmentation techniques are
applied to assess different advertising channels, campaign types,
Tableau
and target audience segments. The project emphasizes data
Google Analytics integrity, optimization, and generating visual reports to inform
marketing strategies and optimize ad performance in the retail
LANGUAGES domain.

English (Intermediate) EDUCATION
Ukrainian (Native)

IT School "GoIT" Kharkiv polytechnic institute
2025 2011-2017
Data Analysis Master's degree in Transport
Engineering