Oscar Castañeda-Villagrán, Data Scientist at Xoom, a PayPal service

Oscar Castañeda-Villagrán

Data Scientist, Xoom, a PayPal service

Oscar studied Computer Science at Delft University of Technology. He’s now Data Scientist at Xoom a PayPal service. Oscar is interested in Data Management, Dataset Search, Online Learning to Rank, and Apache Spark.


Building a Dataset Search Engine with Spark and Elasticsearch

Elasticsearch provides native integration with Apache Spark through ES-Hadoop. However, especially during development, it is at best cumbersome to have Elasticsearch running in a separate machine/instance. Leveraging Spark Cluster with Elasticsearch Inside it is possible… Read more