Работала в 1 компании 2 года 2 месяца
IT
Data analyst
Dakota programming
IT
2 года 2 месяца
03.2022 - 04.2024
- Designed and automated end-to-end data pipelines ingesting XML, databases, and tracking systems into structured analytical layers, reducing data availability time from 1–2 weeks to 1 day (8–10x acceleration).
- Normalized complex nested XML structures into relational schemas and built aggregated analytical views for BI reporting.Optimized SQL queries (rewrote nested subqueries into JOIN + GROUP BY structures), reducing report execution time from 5–10 minutes to seconds.
- Led data quality initiatives (duplicate removal, invalid date standardization), improving reporting accuracy from ~80% to ~99%.
- Automated data validation and preprocessing using Python (Pandas), reducing manual preparation time by 80–90% and lowering reporting errors by up to 50%.
- Developed self-service dashboards in Power BI and Tableau with segmentation and drill-down capabilities for product, marketing, and operations teams.Built portfolio projects replicating real-world business cases (retention, revenue modeling, cohort analysis) using SQL and Python, published on GitHub.
- Conducted independent analytical research on Kaggle datasets, transforming raw data into business insights with reproducible workflows.
Ключевая информация
- Data Analysis: SQL, PostgreSQL, Microsoft SQL Server, Data Cleaning, Data Transformation, Exploratory Data Analysis (EDA)
- Data Visualization: Power BI, Tableau, Looker Studio, Dashboard Design, Data Storytelling
- Data Tools: BigQuery, Microsoft Azure, Excel, Google Sheets, Power Query, Pandas, NumPy, Google Analytics
- Analytics & BI: KPI Monitoring, Product Metrics, A/B Testing, Statistics (basic), Data Modeling (Fact & Dimension Tables)
- Programming: Python(Pandas,Numpy,Polaris,ScikitLearn), HTML, CSS
- Уважність до деталей
Училась в 2 заведениях
IT School GOIT
Data Analytics
2025
Odesa National Maritime Academy
Navigation
2012
Владеет языками
Английский
выше среднего
Может проходить собеседование на этом языке
Может проходить собеседование на этом языке
Турецкий
выше среднего
Украинский
свободно
Может проходить собеседование на этом языке
Может проходить собеседование на этом языке
Курсы, тренинги, сертификаты
Data analytics
° SQL ° BigQuery ° Azure ° Power BI ° Tableau ° Looker ° Google Sheets ° Excel ° A/B testing ° Statistics
Дополнительная информация
Комп'ютерні навички
March 2022 – May 2025
Data professional with experience across data engineering, analytics, and BI, supporting business, product, and operations teams with reliable, scalable, and decision-ready data.
Natal?a
Natal?a
Data analyst
Одесса
полная занятость, неполная занятость, проектная работа
Характер работы: удаленная работа
Последняя активность 1 день назад