Sebastian is an award-winning personal trainer and dance artist in San Francisco. He runs Sebastian's Functional Fitness and is a certified Personal Trainer, Health Coach, Sports Nutrition Specialist, Corrective Exercise Specialist and Axis Syllabus Teacher. He was the 2014 Champion of the "Battle of the Best Trainers" and was voted "Best Personal Trainer" in both the SF Weekly and SF Bay Guardian.

Sebastian performs, choreographs, and teaches contemporary dance from the perspective of healthy biomechanics and athletic dynamics. He toured nationally and internationally with AXIS Dance Company from 2009-15, and has danced with Scott Wells & Dancers since 2008. His choreography has been shown in 8 U.S. states, in Russia and on FOX TV's "So You Think You Can Dance". Currently he freelances in the San Francisco Bay Area.

Sebastian has worked as a fitness instructor since 2006. He has been a professional dancer since 2007.