Krzysztof Piesiewicz
Data Engineer
Pekao
Technologies
My Portfolio Highlights
My New Course
Supervised Learning with scikit-learn
My New Course
Supervised Learning with scikit-learn
Analytical virtuoso, transforming data noise into harmonious insights.
DataCamp Course Completion
Take a look at all the courses I’ve completed on DataCamp.
My Work Experience
Where I've interned and worked during my career.
Pekao | Oct 2025 - Present
Data engineer
PKO Bank Polski | Dec 2022 - Sep 2025
Junior Data Scientist
TouK | Jul 2020 - Oct 2020
Scala Developer Intern
Honey Access | Jul 2019 - Oct 2019
Summer Intern
My Education
Take a look at my formal education
Master of Arts in Mathematics: specialization in Mathematical StatisticsUniversity of Warsaw | 2024
Bachelor's degree in MathematicsUniversity of Warsaw | 2022
Bachelor's degree in Computer ScienceUniversity of Warsaw | 2020
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