Yannis Kritsotakis, Mobile App technical lead, and WSET Diploma. Yiannis is our technical lead when it comes to overall solution architecture, as well as mobile application feature development. He also holds a Diploma in wines and spirits from WSET London and has considerable experience in both winemarket and F&B sector. His role in the team is to design and implement the user flows and functionalities that will make the Virtual Sommelier mobile application a fun and engaging way to interact and learn about wine while at a restaurant or on the go.