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VALERIIA TSENTYLO
Data Analyst
Kyiv, Ukraine
[відкрити контакти](див. вище в блоці «контактна інформація») | tg: @SkarletMyst

WORK EXPERIENCE

Technical Specialist Dec 2023 - Feb 2026
National House of Organ and Chamber Music of Ukraine
Responsibilities:
Provided technical and operational support.
Assisted with administrative and organisational processes.
Worked with documentation and internal operations.

PROFILE Python Developer Feb 2024 - Jan 2025
Avada Media, Intership
Data Analyst with strong analytical
Responsibilities:
skills and practical experience working
Developed backend features for web applications using Python and
with Excel and SQL, Python.
Django
Experienced in data querying, analysis,
and transforming data into actionable Worked with relational databases (PostgreSQL, MySQL) for data storage,

insights. Comfortable working with queries, and data management
databases and programming tools for Implemented data visualization components using Google Charts
data processing and analysis.
Python Developer Feb 2023 - Jul 2023

TECH STACK Freelance
Responsibilities:
Data Analysis
SQL (PostgreSQL, MySQL, MSSql, Developed a Python-based automation system for data collection and

SQLalchemy) processing.
Python (Pandas, NumPy) Implemented web scraping and Telegram bot integrations.
Data Cleaning & Transformation Automated data validation, reporting and workflow management.
Data Visualisation
Tableau QA Engineer Oct 2021 - Jan 2023

Excel (Pivot Tables, VLOOKUP, Charts) Komanda
Google Sheets Responsibilities:
Tools & Technologies Performed manual testing of web applications
Git, GitHub
Created and maintained testing documentation: test plans, test cases, and
AI & Developer Productivity Tools
checklists
ChatGPT, GitHub Copilot, Cursor, Claude
Reported and documented defects with detailed bug reports and

LANGUAGES reproduction steps
Ukrainian - Native Collaborated with the development team to ensure product quality and
English - Intermediant issue resolution

EDUCATION Assistant, Kyiv Regional Office Apr 2020 - Mar 2021

British American Tobacco
National Aviation University Micro- and
Responsibilities:
Nanoelectronics
Bachelor degree 2014 - 2018 Worked with business systems (CRM, SAP, 1C) to extract and process

Erasmus Program Feb 2019 - Jul 2019 operational data

National University of Life and Built and maintained reports in Excel and Google Sheets to track sales

Environmental Sciences of Ukraine, MBA and payments

Master degree 2018 - 2019 Collected, cleaned, and validated financial and operational datasets
Prepared monthly sales analysis reports for internal teams
Presented insights using PowerPoint presentations