Okay, let’s tackle this. So Janis has a Master of Architecture degree and experience as a senior designer at MBA Interiors. Her skills in interior design, sustainable design, and space planning are in demand. Location is Albuquerque, New Mexico, which is a mid-sized city with a relatively stable economy. According to national averages, senior interior designers with a graduate degree can charge around $75-$125 per hour. Considering her experience and skills, I’ll estimate around $100 per hour.