It is not known how Bruna received his musical training, but in 1631 he was appointed organist of the collegiate church of St. María in his hometown of Daroca, later rising to choirmaster in 1674.
The exact method of Bruna's musical education is unknown, but in 1631 he was appointed organist at the collegiate church of St. María in his hometown of Daroca, and later became choirmaster in 1674.