User activation -- Search

Buiding search products to improve search experience and quality at DoorDash.

• Text based question answering on Yahoo search (web services, NLP and Deep Learning)

• Data quality improvement on Yahoo Web knowledge graph (data pipeline with Spark and Scala)

• Entity search on Yahoo Search

• Advertising & Data

Built scalable and low latency data pipelines with Storm (Trident) and HBase for attributing ad views/clicks to various types of conversion signals (web beacons, app installs, email receipts, store visits, etc).

Developed the prototype of a data software system to store and analyze sensor data collected from an in-cabin device to detect the risky behavior of drivers.