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Patrycja Stefaniak

Patrycja Stefaniak

Business & Data Analyst · ML/AI Specialist

Poland

@patrycja_stefaniak

0 followers

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About

Data and AI analyst with 5+ years of experience across business analysis, BI, SAP, and data analytics. Specializes in applying Python, SQL, Power BI, and machine learning to automate reporting, improve data quality, and solve real-world business problems.

Experience

  • Business/Data Analyst
    ARI10
    Feb 2025 – Present
  • Senior Consultant SAP
    EY
    May 2022 – Aug 2023
  • SAP Project Manager
    Veslog
    Jun 2021 – Feb 2022
  • Senior ICT Specialist
    Tauron Dystrybucja
    Sep 2018 – Aug 2019
  • IT PMO
    Visiona
    Jun 2018 – Aug 2018
  • Analyst
    State Street International GmbH
    Nov 2016 – Jul 2017

Education

  • MBA, Data Science
    Swiss School of Business And Management
    Data Science · Dec 2023 – Dec 2024
  • Master of Science
    AGH University of Science and Technology
    Management and Production Engineering · Feb 2016 – Oct 2017
  • Bachelor of Science
    AGH University of Science and Technology
    Management and Production Engineering · Oct 2012 – Feb 2016

Skills

<3 months <3 months Just getting started - under three months. This is also what shows when a level has not been set.
SQL SAP Jira NumPy Scrum Excel Azure Agile Python Pandas Redmine Power BI Matplotlib TensorFlow Fine-tuning Data Science scikit-learn Azure DevOps Google Cloud Data Cleaning BPMN Modeling Microsoft Word Bizagi Modeler Data validation Google BigQuery Business Analysis Transfer Learning Prompt Engineering Feature Engineering Stakeholder Management Requirements Gathering Digital Transformation Technical Documentation Recurrent Neural Networks Convolutional Neural Networks

Projects

  • Credit Scoring Model using Decision Tree Classifier
  • Fraud Detection Model using DBSCAN
  • CNN Model for Food Image Classification
  • Business Analysis for Energy Meter Management System
  • SAP S/4HANA Implementation – SAP TM & Warehouse Management
  • SAP S/4HANA Implementation & Migration (EY – Energy Sector)
  • Automation of Financial and Product Reporting

Courses & certifications

  • Copywriting
  • Prompt Engineering in practice · Coders Lab
  • Machine Learning · Google for developers
  • Building Systems with the ChatGPT API
  • Data Warehouse
  • Python from basic to advanced
  • Power BI
  • SAP Project Manager
  • Knowledge of Business Intelligence tools based on Comarch ERP XL system
  • Google Cloud Storage
  • BigQuery for Big data engineers
  • Generative AI · Microsoft
  • AI in Finance and Marketing · University of Pennsylvania
  • AI for Product Management · Pendo
  • AI Strategy and Governance · University of Pennsylvania
  • Evaluations of AI Applications in Healthcare
  • Machine Learning Essentials
  • Tensorflow with Deep Learning

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