This is what you come across when attending a normal, Russian Blockchain conference. This one was just had in Saint Petersburg, Russia.
Are you sad yet that you're not a Russian-born blockchain developer? You should be :)
More about the conference here: https://spb.blockchainconf.world/en
Her name is and Polinka Udovichenko and you can find her official VK profile here (for Blockchain research, of course).