Allon did attend another great Joomladay Germany. He hold three sessions which covered development and custom fields chapters. Thanks to the organisation team for the great organisation, it was truly an inspiring event.
Joomla: My first pull request
My first Joomla pull request slides can be found here.
Custom fields for the end user
The slides for the custom fields end user talk can be found here.
Custom fields for developers
The slides for the custom fields developer session can be found here.