Danny is currently an Engineering Manager at Uber where he is a member of the Hadoop Platform team working on large scale data ingestion and dispersal pipelines and libraries leveraging Apache Spark. He was also previously the tech lead on the metrics team at Uber Maps building data pipelines to produce metrics to help analyze the quality of our mapping data. Before joining Uber, Danny worked at Twitter as an original member of the Core Storage team building Manhattan, a key/value store powering Twitter's use cases. Danny loves learning anything about storage and data platforms and distributed systems at scale.