Ashish Singh is a tech lead on BigData Query Processing Platform team and focuses on making expressing computational needs with SQL easier, faster, and reliable. As an open source enthusiast and an Apache committer he has contributed to multiple open source big data projects, including Presto, Apache Parquet, Kafka, Hive and Sentry over the past several years. Before joining Pinterest, Ashish worked at Cloudera. Ashish holds a M.S. in computer science from The Ohio State University.