Nima is an incredible person, always smiling and giving good tips to find a party or something else to do in Amsterdam, helpful in any situations, answering very fast at your message.
The place was very good, very spacious and calm. NDSM is a great neighborhood, cool hipster place !
By the way there's an awesome pizza restaurant named Kebec (you'll see it when you'll walk to the ferry) , if you want to eat the best pizza of Amsterdam !