Reynold Xin is a co-founder and Chief Architect at Databricks. At Databricks, he led the development of Apache Spark and was behind many of the recent efforts, e.g.:

• DataFrame: a high level DSL in Scala/Java/Python/R for working with big data
• Project Tungsten: a new execution engine to achieve 10X to 100X performance using code generation

Prior to Databricks, he was pursuing PhD research at the UC Berkeley AMPLab, where he worked on large-scale data processing.