Hi Catalina, welcome to the Atlassian Community.
Atlassian has a training program called Atlassian University but it does not include Trello trainings.
Perhaps you could get in touch with an Atlassian partner company and ask whether they can provide a personalized training session. You can look for partners in the partner directory and filter by location and product.
As we don't have your contact details, would you mind filling out the form on the link below, then one of our team will be in touch to see how we can help?
Congratulations to @Laura Holton , our latest winner of Taco Tuesday! And thanks to @Kristján Geir Mathiesen for sharing the picture of Taco having fun with his new friend B...
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