Katya Yanzen

At Zvuk, Top-3 Russian audio streaming platform loved by 12M+ users

Converted existing traffic into +340% more registrations, lifting MAU by 7%

0-1, Research

2023–2024

2023–2024

Converted existing traffic into +340% more registrations, lifting MAU by 7%

Phygital+ is a USA startup, 250k users

Delivered scalable system from 0 to Top-3 of the Week on Product Hunt

0-1, Research

2022

2022

Delivered scalable system from 0 to Top-3 of the Week on Product Hunt

Implemented AI to help listeners resume unfinished books. This targets audiobook listeners, who spend 3× more time in the app than music-only users

0-1, Research

2026

2026

Implemented AI to help listeners resume unfinished books. This targets audiobook listeners, who spend 3× more time in the app than music-only users

Integrated a multi-agent AI system into search to unify scattered AI features. Search is used by over 80% of users, making it the natural entry point

0-1, Research

2025

2025

Integrated a multi-agent AI system into search to unify scattered AI features. Search is used by over 80% of users, making it the natural entry point

Katya Yanzen is a product designer with a strategic mindset and attention to craft