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Data Scientist (Growth)

Warsaw💼 Full-time🗓 2026-09-18 → 2026-09-26

Core

Build and deploy quantitative models for customer Lifetime Value (LTV) and Lifetime Gross Profit (LTGP) to guide acquisition, pricing, and sales investment decisions.

Role type

Senior quantitative data scientist (customer economics & growth modeling)

Builds

Production LTV/LTGP models serving as live bidding signals for Meta and Google ad platforms

Domain

SaaS / AI employee platform / Customer economics

Deliverable

production ML models

Required skills

statistical modeling, causal inference, experimentation design, advanced SQL, Python engineering, commercial judgment, uncertainty quantification

Preferred skills

survival analysis, marketing-mix modeling, LLM application experience

Technologies

ClickHouse, Hex, PostHog, Stripe data

Responsibilities

Build and improve customer LTV and LTGP models accounting for incomplete histories; Ship LTGP as a live bidding signal in Meta and Google; Validate predictions via backtesting and calibration; Guide acquisition and pricing based on predicted payback; Model attribution and incrementality of marketing and sales; Connect customer economics to financial planning scenarios; Build reproducible Python code and lifecycle dashboards.

Seniority

Senior, hands-on IC

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