Speaker proposals go to cfp@devconf.io before the deadline.
Sponsorship: sponsors@devconf.io / partnerships@devconf.travel
Media accreditation: press@media.devconf.io
If the CFP site is down, you can also submit by emailing the chairs directly: chair@devconf.io and co-chair@devconf.io.
Volunteers coordinate via volunteers at devconf dot io on the forum.
Organizing committee — reach the whole group at committee@lists.devconf.io.