"I see you outside."
Translation:Én látlak kint.
Yes. The -lak/-lek suffix very definitely specifies the subject as being me and the object as being you, second person singular, informal. So, in fact, both the subject and the object can be omitted. And they are, most of the time.
You might want to check out the Tips&Notes on "Pronomial Objects", that's where I saw it last time...