Data Scientist (Growth) at Viktor
- Company: Viktor
- Location: Warsaw
- Employment type: Full-time
- Posted: 2026-09-18
About the role
ABOUT VIKTOR Viktor is the AI employee. He lives in Slack and Microsoft Teams, connects to thousands of tools, and does real work for real companies: finance, marketing, ops, engineering. We're building the product that replaces half the SaaS stack. The team is small. The scope is not. THE SHORT VERSION You predict what customers will be worth over their lifetime, and use those predictions to guide acquisition, pricing and sales investment. This is a quantitative modeling role: you connect retention, expansion and product usage to customer lifetime value, test whether the predictions hold up, and make clear when they are too uncertain to act on. The first place those predictions land is bidding: we are moving to lifetime gross profit, LTGP, as the value Meta and Google optimize against. A first model runs in shadow today. You take it live and own it.…
Apply on Viktor's official careers page: https://jobs.ashbyhq.com/viktor/0861ab41-3d5d-4d19-8e5b-4ca529b48beb