Founding Product Manager - PLG Growth Lead

Viktor; Warszawa; On-site; PLN 260,000 - 360,000; Full time

Job summary

Viktor is seeking a founding Product Manager in Warsaw to own activation, retention, and monetization across the user journey. You will run the experiment loop, form hypotheses, instrument results with SQL and HogQL, and ship A/B tests end-to-end. You’ll write PRDs and microcopy, live in Linear, and partner with co-founders and engineering to move fast.

The role offers ownership, a fast-moving environment, and the freedom to shape product-led growth with real impact on metrics and customers.

Qualifications

• 4 to 8 years as a PM at a PLG SaaS company or mobile gaming, with ARR growth you can attribute to your work.
• SQL and PostHog/HogQL fluent. You write your own queries and don't outsource the truth.
• You've shipped in-product growth surfaces with engineering and have the before/after numbers.
• You write your own PRDs, live in Linear, and are copy-capable on in-product microcopy.
• Opinionated on integration, OAuth, auth-funnel drop, and retention cohort work. You've done both.

Responsibilities

• Own activation, retention, and monetization across the user journey.
• Run the experiment loop: onboarding, integration activation, pricing, churn-recovery, in-product surfaces.
• Inherit a pipeline already in flight: onboarding reorder, auto-connect, installer drip, pricing tests, dashboard v1.
• Write your own queries and bring data-driven answers to the team.
• Write PRDs and microcopy; manage nudge copy and pricing card math.
• Work shoulder-to-shoulder with the co-founders and engineering.

Skills

SQL

PostHog/HogQL

Product management

Growth analytics

A/B testing

Copywriting

Tools

Linear

Job description

Viktor is seeking a founding Product Manager in Warsaw to own activation, retention, and monetization across the user journey. You will run the experiment loop, form hypotheses, instrument results with SQL and HogQL, and ship A/B tests end-to-end. You’ll write PRDs and microcopy, live in Linear, and partner with co-founders and engineering to move fast.

The role offers ownership, a fast-moving environment, and the freedom to shape product-led growth with real impact on metrics and customers.