On my workflow I trigger an event to send e-mail notifications.
I receive mails only if active on my profile "Notify me".
Is it a possibility that an admin activate this option for some groups of users?
Not without some coding.
JIRA does not have any flag for "notify me" on your profile. (There is one to say "do not email me about changes I make myself", but that only applies when you are the one triggering the event).
So you'd need to code to add that flag, and then amend the notification system so that it destroys notifications for people who have set the flag.
There are three ways to approach this
For 2 and 3, start at https://developer.atlassian.com/jiradev/getting-started/getting-started-with-plugins2
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