I love to speak at any opportunity, usually about code quality. There are details of some usergroup, conference, and lightning talks I've done below.
If you'd like me to speak at your conference, I'd love to. You can find my speaker rider.
There's more to code review than you might think
UK NorthWest VUG
Drupalcamp Dublin 2017
Software Test Group Hamburg (English)
PHP Usergroup Hamburg
PHP South Coast 2016
NWDUG (lightning talk)
PHPNW (lighning talk)
Educating Enfys (lightning talk)