r
roman_skrepel

Roman Skrepel

@roman_skrepel

Data Analyst: SQL, BigQuery, Power BI, Python

Ucrânia
Inglês, Ucraniano, Russo
Algumas informações são exibidas no idioma inglês.
Sobre mim
I'm a data analyst with 5+ years of hands-on experience turning messy data into clear, decision-ready answers. I work daily with SQL and Google BigQuery, Power BI/DAX, and Python, and I've built everything from complex analytical queries and cohort/retention reports to automated dashboards and data scrapers. My background is in a high-volume, metrics-heavy industry, so I'm comfortable with large datasets, tricky joins, window functions, and performance optimization. I care about accuracy, clean logic, and delivering results you can actually act on.... Saiba mais

Habilidades

r
roman_skrepel
Roman Skrepel
offline • 
Tempo médio de resposta: 1 hora

Conheça meus serviços

Consultas SQL e NoSQL
I will write and optimize sql and bigquery queries for your reports
A partir deUS$ 15 /projetoMais detalhes
Painéis de dados
I will build interactive power bi dashboards and reports
A partir deUS$ 15 /projetoMais detalhes

Portfólio

Experiência profissional

iGaming_Business

Data Analyst

iGaming Business • Período integral

Mar 2019 - Present • 7 yrs 6 mos

Building analytical reports and dashboards on large-scale datasets: SQL/BigQuery queries, Power BI/DAX reporting, Python automation and data scraping. Focus on retention, cohort and behavioral metrics.