Joseph is currently the Chief Technology Officer of Compass, where he manages the entire engineering organization. Prior to this, he spent 5 years at Microsoft as a Corporate Vice President of Engineering – in several roles such as CTO of AI, leader of the Cloud AI Platform (machine learning, Cognitive Services, Bot Framework) and leader of the Data Group (databases, big data, machine learning).

Before Microsoft, Joseph was the Vice President of the Global Inventory Platform at Amazon in the Consumer Business. He was also leading the charge on large scale Machine Learning at Amazon and conceived and built the development team for the Amazon Machine Learning service.