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Tetiana V.
@analyst_tetiana
Data Visualization Business Intelligence Expert
Poland
English, Polish, Ukrainian
About me
Hi! I’m Tetiana, a dedicated Data Analyst & BI Specialist. I help businesses transform raw data into clear, actionable insights through professional data visualization. With expertise in Business Intelligence and A/B testing, I focus on identifying trends that drive growth and efficiency.
My services include:
Advanced Data Visualization & BI reporting
In-depth A/B Testing & statistical analysis
Data cleaning and structured reporting
My goal is to simplify your data journey and help you make smarter, data-driven decisions. Let’s bring your data to life!
Skills
Tetiana V.
Offline •
Average response time: 1 hour
See my services
Financial Analytics
I will analyze your saas unit economics and find revenue leaks
SQL & NoSQL Queries
I will debug and optimize bigquery sql for looker studio dashboards
Portfolio
Work experience
Client Relations Specialist
Colorella
May 2018 - Present • 8 yrs
Business Operations: Managed full-cycle client journey, from initial booking via Booksy to service delivery and final payment. Financial Tracking: Monitored pricing strategies and performed payroll calculations, ensuring accurate financial reporting. Data Management: Maintained and analyzed client databases to optimize scheduling and increase sales through personalized consultations. Sales & Consulting: Expertly identified client needs to drive upselling and cross-selling of services and products.
