Mark Puznianski

Owned end-to-end product design for an fintech SDK portfolio, defining product vision and UX strategy for mobile banking and payments implemented by leading European banks. Drove product discovery and decision-making through user research and close client collaboration, identifying key experience gaps and reducing user drop-off during the payment flow by 16%. Partnered with executive leadership and product management to define roadmap priorities and long-term product strategy, and supported technical implementation through post-delivery engineering alignment to reduce design-related QA bugs by 42%.

Designed UX for an internal logistics management system for one of the largest B2B logistics companies in the U.S. Conducted in-depth research and collaborated directly with end users to gather requirements and ensure the interface met the needs of all stakeholders. Created UI for core screens and modules; built and maintained the design system across the entire platform. Collaborated with product owners to lead testing and review sessions and presented solutions to senior management. Unified modules into an end-to-end sharing lifecycle ecosystem, automated 10+ manual processes, and made load creation 7x faster to significantly boost operational efficiency.

Designed ERP system interfaces for a leading European construction material manufacturer and an automotive company, optimizing production management and operational efficiency in complex industrial environments. Worked with clients to understand unique workflows and goals, translating insights into designs that improved production speed, quality, sales, and overall efficiency. Conducted design audits and guided product redesigns by transforming outdated interfaces into innovative solutions.