Data Scientist: Predictive Modeling & Growth (Remote)

Sii Sp. z o.o.; Piła; On-site; PLN 180,000 - 260,000; Full time

Benefits offered by this job

Private healthcare

Benefits cafeteria platform

Remote work options

Job summary

Sii Sp. z o.o. is seeking an experienced Data Scientist with ML expertise to join our analytics team in Piła. You will build predictive models, analyze marketing and consumer data, and translate analytics into actionable business decisions.

You will collaborate with marketing and product teams, ensure reproducible analyses, and communicate findings to stakeholders in an international environment.

Qualifications

• Minimum 5 years of experience as a Data Scientist.
• Strong proficiency in SQL – write complex queries and prepare data for modeling.
• Proficiency in Python with libraries such as pandas, numpy, scikit-learn, statsmodels.
• Experience with large datasets and ETL processes.

Responsibilities

• Build and optimize predictive models (e.g., churn, propensity, segmentation, CLV, recommendations).
• Analyze consumer and marketing data across multiple sources.
• Model and optimize customer journeys using AI/ML techniques.
• Collaborate with marketing and product teams to define analytical priorities.
• Translate complex analytical findings into clear business recommendations.
• Deliver analytical outputs with actionable usage guidance for business teams.
• Prepare high-quality presentations, reports, and data visualizations for non-technical stakeholders.
• Track model performance and measure business impact on marketing KPIs and P&L.
• Identify opportunities for data-driven growth and promote data-based decision making.

Skills

SQL

Python

ETL

Machine Learning

Predictive Models

Tools

Pandas

NumPy

Scikit-learn

Statsmodels

Job description

Sii Sp. z o.o. is seeking an experienced Data Scientist with ML expertise to join our analytics team in Piła. You will build predictive models, analyze marketing and consumer data, and translate analytics into actionable business decisions.

You will collaborate with marketing and product teams, ensure reproducible analyses, and communicate findings to stakeholders in an international environment.