Денис

DENIS DYMINSKYY
Data Analyst
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PROFILE
Data Analyst with 1 year of experience in energy-sector analytics. Prepared monthly, quarterly, and annual
analytical reporting, focusing on electricity inflow, consumption, and losses. Use SQL, BigQuery, Power BI,
Tableau, Excel, and Python for joins, CTEs, aggregations, KPI dashboards, drill-down reports, data cleaning,
and exploratory analysis. Built analysis and BI reporting that helped reduce annual electricity losses by 3% and
identified a UAH 500K+ loss case through data reconciliation and anomaly detection.

WORK EXPERIENCE
DATA ANALYST
Prykarpattyaoblenergo
2024-2025

• Prepared monthly, quarterly, and annual reports, turning electricity inflow, consumption, and loss
data into management-ready insights
• Delivered loss analysis that contributed to a 3% annual reduction in electricity losses, directly
supporting profitability growth.
• Identified a loss case worth UAH 500K+ by reconciling operational data, consumption records,
and exception patterns
• Built SQL / BigQuery data models and Power BI / Tableau dashboards to monitor losses, receipts,
and operational KPIs.
• Automated recurring reporting with SQL, Excel, and BI tools, reducing manual reporting effort by
30%.
• Translated analytical findings into clear actions for operations, finance, and technical teams,
improving loss-control follow-up.

EDUCATION SKILLS
University • Power BI
Ivano-frankivsk national technical university of oil • Tableau
and gas • BigQuery
• Bachelor of Software Engineering • SQL
• Master of Software Engineering • Excel
• Python
CERTIFICATIONS
• DATA ANALYTICS WITH POWER BI LANGUAGES
• ANALYTICS INTENSIVE BY SKELAR • ENGLISH - Upper-Intermediate
• DATABASE FUNDAMENTALS • UKRAINIAN - Native