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Josh Wills
June 17, 2017
1
I Build The Black Box:
Grappling With Product and Policy
About Me
● Cloudera’s (Former)
Director of Data Science
● Slack’s (Former)
Director of Data
Engineering
● SLI Engineer @ Slack
Agenda
Technology
Product Policy
My Last Decade
Technology
Historical Perspective
● The Product Problem Was a Given
○ Identify fraud/spam; predict clicks on ads
● Policy Concerns Were Limited
○ Either already well-defined or essentially nonexistent
● Everything Was About the Data and the Tech
○ Basic algorithmic choices followed by an endless cycle of
feature engineering and experimentation
My First Day Back
Embeddings
A Seismic Shift
Keeping Up With The arXiv
Deep Architectures as Custom Hardware
AutoML as Cross-Platform Compiler
The Incredible Shrinking Technology Problems
Technology
Product Policy
The Data Product Problem
One Approach
Understanding Black Boxes
Black Boxes and Black Hats
Caring The Least At Scale
The Logic of Collective Action
Starting Small
Scaling Up
Scaling Way Up
Thank You!
22
slack.com/jobs

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Josh Wills, Head of Data Engineering, Slack at MLconf SF 2017