
New Left Election Committee
Marta Stożek
Election campaign: from strategy to execution
Turn traffic into revenue, relying on hard data.
Systematic conversion optimization grounded in behavioral data, A/B testing infrastructure, and funnel analytics — quantifying every design decision.
You pay for ads, but most users leave without taking action.
You don't know for sure which website elements hurt conversions.
You've heard of A/B testing, but don't know where to start.
Analytics, heatmaps, and session recordings have never been cross-referenced.
Funnel analysis, heatmaps, session recordings, and baseline CR evaluation.
ICE Score prioritization and mapping conversion barriers.
Designing variants and implementation in tools like VWO.
Evaluating results for statistical significance and deploying winners.

New Left Election Committee
Election campaign: from strategy to execution

Rough Trade x Mirumee
Redesigning an indie-music legend — e-commerce worthy of the culture

3P Energia Konrad Buziałkowski
Comprehensive photovoltaic solutions for homes and businesses

Kjosk Polska
UX/UI Design: a power-bank rental app
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Multi-trade Enterprise 'Jurek' D. & P. Żurecki SP.J.
Furniture manufacturer with 25 years of experience

Hackathon+ (Ministry of Development Funds and Regional Policy)
AR navigation helping blind people (Hackathon+)

W.P.H. Adamus
EPAL pallet manufacturer with 30 years of experience

Leśne Rzemiosło Thomas Paterski
Website for a bushcraft project from Canada

mumas furniture
Logo and Allegro template for an online furniture store
We implement the first 'quick wins' after a one-week audit. Complex A/B tests require 2-4 weeks to reach statistical significance.
Classic A/B tests require around 10k visits per month. Below this threshold, we rely on heuristics and sequential testing.
Whether you're optimizing a fundraising funnel, rolling out an AI transformation, or looking for a strategic design partner who speaks the language of both data and empathy — I'd be glad to hear about your challenge.