Okay, let’s tackle this. So Zack Gow has a broad set of skills including machine learning, programming, and project management. He has experience in start-ups and research. Location is Baltimore, MD, which is a mid-tier market. According to data, professionals with similar skill sets in the US can charge between $80-$150 per hour. Considering his expertise and experience, I'll estimate around $125 per hour, which is at the lower end of the range, reflecting his location.