Previously: keybase.io, gittorrent.org at Recurse Center, VP of Engineering at FlightCar (YC W13), Linux kernel SD card subsystem maintainer.
https://printf.net/
[ my public key: https://keybase.io/cjb; my proof: https://keybase.io/cjb/sigs/r1jKbK2XHT3K67jMZN5eZydp5Y3bnwbrv7Eqkm1-wqU ]