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Job · Mid-level

Data Scientist

Data Scientist • Mid-level • Remote • Full-time • Poland Poland

Develop end-to-end classification and forecasting use cases (e.g. demand forecasting, churn prediction) using machine learning models, working closely with business stakeholders.

Responsibilities

  • ▹Work on classification and forecasting use cases: problem framing, data prep, model development
  • ▹Explore and clean data, perform EDA to flag data quality issues
  • ▹Engineer features for tabular and time-series data
  • ▹Train, validate, and tune standard ML models
  • ▹Evaluate models against business KPI impact
  • ▹Build visualizations and reports for business stakeholders
  • ▹Collaborate with data engineers to bring models into production

Requirements

  • ▹Commercial experience with classical data science/ML models (decision trees, ensemble methods, linear regression)
  • ▹Knowledge of customer analytics or advanced forecasting concepts
  • ▹Familiarity with hyperparameter tuning and model validation frameworks
  • ▹Fluency in Python, basic working knowledge of SQL
  • ▹Knowledge of DS/ML libraries
  • ▹Experience with a cloud platform (Databricks, GCP, or Azure)

Nice to have

  • ▹Understanding of causal machine learning
  • ▹Experience with big data and distributed environments
  • ▹OOP experience in Python
  • ▹MLOps experience
  • ▹Familiarity with R or Scala

Soft skills

Strong business acumenCreative problem-solving

About the company

Lingaro's team delivers business solutions with machine learning and data science, focused on forecasting and customer analytics, often leveraging causality frameworks.

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