they aren't a russian company. they were founded in the czech republic... they may have been a country that was aligned ideologically with the ussr during the cold war but that's not the same as being russian.
https://blog.jetbrains.com/blog/2022/12/06/update-on-jetbrai...
> The Czech Republic is a member of the United Nations, NATO, the European Union, the OECD, the OSCE, the Council of Europe and the Visegrád Group.