Wojciech Szostak
From: Poland
Location: Tarnowskie Góry, PL
On Useme since 11 November 2025
About me
Results-driven Data Analyst with over 3 years of experience in designing impactful Power BI dashboards, optimizing SQL queries, and transforming data into actionable business insights. Skilled in building analytical layers across complex data ecosystems, including Azure, Snowflake, and ERP systems like SAP and Dynamics 365. Experienced in collaborating with executive stakeholders to drive strategic, data-informed decisions across international markets. Adept at simplifying complex analytics into clear, business-oriented narratives that influence decision-making at the C-suite level. Passionate about fostering data-driven culture, mentoring teams, and continuously improving processes through automation and advanced analytics.
CV / Résumé
Jan 2025 - Now
Data Analyst
KENO SP ZOO
• Creating advanced reports and dashboards in PowerBI and Excel • Optimizing measures in reports via DAX,SQL, Power Query • Working with data stored in ERP systems • Financial controlling of affiliated companies • Process automation using Python
Oct 2024 - Dec 2024
Data Analyst
mBank SA
Preparing dashboards using data extraction via SQL • Designing dashboards in PowerBi • Validation of extracted data • Presenting results at weekly meetings
Jan 2024 - Apr 2024
PPM support
Alstom Konstal SA
Wspieranie Project Managera, prowadzenie aktualizacji raportów Excel. Usprawnianie raportów Excel poprzez wprowadzanie makr. Tworzenie dashboardów.