This is the 13394th most frequent German word.
bei
"Bei" in German means "at," "near," "with," or "by," depending on the context.
Here, 'bei' indicates the place of employment or affiliation.
Ich arbeite bei einer großen Firma.
I work at a big company.
In this sentence, 'bei' specifies the location related to a person.
Wir treffen uns bei ihm zu Hause.
We are meeting at his place.
This usage shows 'bei' as a conditional marker linked to a situation or circumstance.