Jetblack is a members-only, text-based personal shopping and concierge service that combines the convenience of e-commerce with the customized attention of a personal assistant. With the ultimate goal of creating the next step change in retail through conversational commerce, Jetblack promises members the fastest, most delightful end-to-end shopping experience possible. As the first stand-alone company incubated by Walmart's Store No. 8, Jetblack is on a mission to give time back and make life more enjoyable.

Marketplace - With the enormous amount of data produced by billions of rides all over the world, we tackle the great challenges ranging from technology, data science, and economics. We make the marketplace more efficient by modeling the complex marketplace dynamics, creating more intelligent tools to monitor and optimize the marketplace in real-time.Safety - Safety is of paramount importance to Uber and it is one of the highest priorities for the whole company now. We deal with petabytes of sensor data (GPS, IMU, Uber ride metadata, etc.) to improve driving safety and are working towards a revolution in the insurance industry.

Worked on the Latent Tree project to identify hierarchical structure in large datasets