I'm w:User:Quiddity on English Wikipedia. (And m:User:Quiddity, mw:User:Quiddity, etc). Monolingual, but will help out if I can.
I'm also working as a Community Liaison for the WMF (mw:User:Quiddity (WMF)), primarily working with the mw:Flow product, as well as other assignments.
Disclaimer: I work for or provide services to the Wikimedia Foundation. However, the Foundation does not vet all my activity, and edits, statements, or other contributions made by this account may not reflect the views of the Foundation.