Bartłomiej Pietrzyk
Senior Data Analytics Consultant
Sulejówek, Masovian Voivodeship, Poland
Summary
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Rockstar🎓
Top SchoolBartłomiej Pietrzyk is a Senior Data Analytics Consultant with 11 years of experience and 4+ years focused on designing and operating enterprise BI solutions using MS SQL, Power BI, Python and Power Automate. He currently leads two Power BI reporting infrastructures—building a Power Platform Datamart sourced from GA4 for 100+ users and establishing a finance reporting service from scratch—demonstrating expertise in datamodeling, performance tuning and service governance. His background in financial crime analytics and business systems support gives him a strong operational mindset for data reliability, incident troubleshooting and stakeholder-driven requirements. A practiced mentor and internal trainer, he has scaled analytics literacy across departments and routinely improves ETL/warehouse processes to reduce deadlocks and speed access for stakeholders. Committed to continuous learning (Gallup-driven strengths: Individualization, Learner, Activator, Focus, Restorative), he’s expanding into MS Fabric and Power Automate while maintaining a public portfolio on GitHub. Pragmatic and organized, he combines technical depth with clear communication to turn fragmented data into trusted, self-service insights.
11 years of coding experience
4 years of employment as a software developer
Business Management and Enterprise Development, Business Management and Enterprise Development at Athlone Institute of TechnologyMagister (Mgr), Finanse, Rachunkowość i Ubezpieczenia, Magister (Mgr), Finanse, Rachunkowość i Ubezpieczenia at Uniwersytet WarszawskiLicencjat (Lic.), Matematyka, Licencjat (Lic.), Matematyka at Uniwersytet Humanistyczno-Przyrodniczy w Siedlcach
Github Skills (39)
windows10
cmake10
visual-studio10
package-manager10
cpp10
c-library10
setuptools9
editor9
rendering9
theory9
microsoft9
electron9
cross-platform9
tracer9
vscode-extension9
Programming languages (6)
Github contributions (5)
plbpietrz/jaytracer
Apr 2016 - Nov 2022
Contributions:16 pushes, 3 branches in 6 years 7 months
plbpietrz/leetcode-problems
May 2020 - Aug 2024
Contributions:31 pushes, 1 branch in 4 years 3 months
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