MADIFF
AI

Data Scientist - Credit Risk and Fraud

MADIFF · zdalnie, PL

Actively hiring Posted 4 months ago

Responsibilities

  • Design and maintain credit risk and fraud detection models
  • Perform feature engineering on large structured financial datasets
  • Train, validate, and optimise machine learning models for production use
  • Monitor model performance and implement continuous improvements
  • Collaborate with ML engineers on deployment, tracking, and lifecycle management
  • Integrate model outputs into LangChain and LangGraph orchestration pipelines
  • Ensure model explainability, robustness, and regulatory compliance
  • Support documentation and governance requirements in a regulated environment

Basic qualifications

  • Strong hands-on experience in Data Science and applied Machine Learning
  • Proficiency in Python and common data science libraries (Pandas, NumPy, scikit-learn)
  • Experience with gradient boosting frameworks such as XGBoost or LightGBM
  • Strong SQL skills and experience working with large datasets
  • Experience with PySpark or distributed data processing
  • Experience with MLflow for experiment tracking and model management
  • Understanding of production model lifecycle and monitoring practices
  • Ability to work in regulated or risk-sensitive environments Fluent English for professional collaboration

Preferred qualifications

  • Experience in credit risk, fraud detection, or financial services
  • Exposure to LangChain and LangGraph for orchestration of analytical outputs
  • Experience integrating ML models into real-time decision systems
  • Understanding of model interpretability and explainability frameworks

Benefits

  • Solid, competitive salary
  • Work in a multinational environment on international projects
  • Comprehensive healthcare
  • Long-term B2B contract with a stable project pipeline
  • Remote work model

Tags & focus areas

Used for matching and alerts on DevFound
Fulltime Remote Machine Learning Data Science Ai
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