Halyna Bereznytska

Designed responsive CRM & booking modules with complex UX flows (event booking, checkout, dashboards), reducing task time by 20% and raising conversion by 15%. Led usability testing with 50+ participants, improving WCAG compliance (AA→AAA) and boosting task success by 30%. Conducted UX audits using analytics & feedback loops, cutting support tickets by ~20%; facilitated UX workshops in Scrum teams, enhancing collaboration speed & backlog clarity.

projects tasks: creating a UX architecture for a mobile application from scratch - development of the CMS system interface from scratch -UX MIS - product data integration - working with data analytics -testing design solutions on users

Built mobile UX architecture and CMS UI for a UK Government educational project, enabling 10,000+ monthly student users and reducing content publishing time by 35%. Integrated analytics and UX-MIS processes, delivering actionable insights that improved feature adoption by 25%; performed 30+ qualitative user tests, which cut error rates in key tasks and increased user satisfaction scores by 15%.

Investment Platform Simplified UX from registration to investment, cutting onboarding time and boosting first-investment completion by 20%. Implemented “impact return” indicators, increasing engagement with impact metrics by 40% and strengthening investor trust (post-test surveys). Trading App Designed UX from research and flows to interactive prototypes, tested with 50+ traders. Simplified trading data into dashboards, improving time-to-decision by 25% and reducing buy/sell errors.

Designed enterprise-grade user interfaces for data collection and automation tools, improving data-entry efficiency by 20% and reducing user errors by 30%. Conducted remote usability tests and behavior mapping with 100+ users, implementing insights that boosted feature adoption and increased task completion speed by 15%.