Kasia currently works as a Data Science Tech Lead at Square, where she collaborates with her team to drive data-informed decision-making. Her expertise spans various domains, including identity verification, sales analytics, ecommerce, and infrastructure.

Prior to her current role, she gained valuable experience working at Medium and FiveStars. In these positions, Kasia conducted numerous A/B tests to facilitate informed product decisions and actively contributed to company-wide A/B testing initiatives. In her free time, she indulges in her passions for travel, scuba diving, and reading.