Ramon Nogueira on BlinkDB: Queries with Bounded Errors and
Bounded Response Times on Very Large Data - https://sameeragarwal.github.io/blinkdb_eurosys13.pdf
Ramon is a software engineer with a passion for making large systems easier to understand and operate. He currently works at Google on OpenCensus: an open source metrics and distributed tracing library for microservices. Previous hits include iCloud storage APIs at Apple, and startups in London and Johannesburg
Zach Tellman on Shape Decomposition for Multi-channel Distance Fields - https://dspace.cvut.cz/bitstream/handle/10467/62770/F8-DP-2015-Chlumsky-Viktor-thesis.pdf
Zach consults on the design of distributed systems and APIs. He has written "Elements of Clojure", a book which tries to put words to what most experienced engineers already know, and is working on a tool for exploratory data processing.