I think it will be ok
they are pretty hardy
pistol shrimp are known for the
snapping of the pincers that you can hear
I think he will do just fine with the goby
As long as it isn't in your bedroom I'd say go for it. I had one in my 55g in my old apartment, and it was a very cool animal to watch. However it got irritating after the lights went off and it would be 'popping' as I was trying to go to sleep.