Tetiana Vinnytska
Data Analytics Expert
New to Contra
Tetiana is ready for their next project!
Meet Tetiana
Data Analyst & Tableau Specialist. I transform raw data into interactive visual stories that drive growth.
Expertise:
BI: Expert Tableau dashboards (SaaS, Logistics, Sales).
Stack: Advanced SQL (BigQuery, PostgreSQL), Python, GA4.
Product: Cohort Analysis, Retention, A/B testing, Unit Economics.
From data cleaning to automated reporting, I build tools to make your data a competitive advantage
Identity verifiedVetted for secure and trusted collaboration.
Rate
$25 - $50/hr
Skills and tools
Details
Warsaw, Poland
(GMT+2) Eastern European Time (EET), ±3 hours
Fluent in Polish and Ukrainian • Limited Working Proficiency in English