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Mindbox SA

ML/Data Scientist

Mindbox SA
Poland · Full-time · Entry
Offer

  • We are open to the employment form according to your preferences
  • Work with experienced and engaged team, willing to learn, share knowledge and open for growth and new ideas
  • Hybrid working system
  • Mindbox is a dynamically growing IT company, but still not a large one – everybody can have a real impact on where we are going next
  • We invest in developing skills and abilities of our employees
  • We have attractive benefits and provide all the tools required for work f.e. computer
  • Interpolska Health Care, Multisport, Warta Insurance, training platform (Sages)

Tasks

  • Develop predictive models for credit scoring, loan deterioration, and time-to-default (e.g., logistic regression, scorecards, survival models, Markov chains).
  • Perform data exploration and feature engineering using behavioral and transactional credit data (payments, delinquencies, account activity).
  • Ensure model performance, robustness, and interpretability (e.g., PSI, SHAP, monitoring).
  • Collaborate with Data Engineering teams to deploy models into production pipelines (batch or real-time scoring).
  • Contribute to model audit, validation, and documentation processes.

Requirements

  • 3+ years of experience as an ML Engineer / Data Scientist in a financial or regulated environment.
  • Strong understanding of traditional risk modeling techniques: logistic regression, scorecard models, survival analysis, Markov chains.
  • Hands-on experience with ML algorithms such as XGBoost, LightGBM, Random Forest, or deep tabular models.
  • Proficiency in Python (e.g., scikit-learn, xgboost, lifelines, SHAP, pandas) and SQL.
  • Familiarity with regulatory requirements in credit risk (e.g., ECL, IFRS 9, Basel III).
  • Strong communication skills and ability to explain model logic to non-technical stakeholders (e.g., risk, compliance, audit).

Key Skills

Ranked by relevance

python pandas
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Country Guide

Poland

Fast-growing Central European IT hub

Posted
Aug 25, 2025
Type
Full-time
Level
Entry
Location
Cracow
Company
Mindbox SA

Industries

IT Services IT Consulting

Categories

Engineering Information Technology

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