Jason is a an Engineer and Manager at Facebook Boston, where he leads the World.AI team. Before that, he analyzed and visualized geo data as a Data Scientist at Where.com (acquired by PayPal), and worked on content-based music recommendation at The Echo Nest (acquired by Spotify). He is an avid violinist and chamber musician and cofounder of The Haydn Enthusiasts, a collective of musicians that performed the complete String Quartets of Joseph Haydn in monthly installments over a 3-year period. His current extracurricular interests include exploring integrations of his passion for classical music with data visualization and machine learning.