Brasílio Itiberê was a pioneering Brazilian composer who infused his Romantic pieces with local rhythmic sensibilities. This ballade is notable for its exotic melodic contours and lush, thick chordal writing.
Managing the balance between the inner voice melodies and the surrounding chordal texture requires advanced voicing control.
Comparable difficulty and character — good candidates for what to learn next.
Ballade des Tropiques (Op.20) is rated Henle level 5 of 9 — late intermediate repertoire, roughly ABRSM grades 6–7. In the RCM system it corresponds to about level 7.
You should be comfortable at Henle level 5 — meaning you can already play level 4–5 pieces cleanly. Learning it one level early is possible as a stretch piece, but more than that usually leads to months of frustration.
A typical performance of Ballade des Tropiques (Op.20) lasts about 5 minutes.
Ballade des Tropiques (Op.20) is available as free public-domain sheet music on IMSLP — the score is linked directly from this page.
Pieces at a comparable difficulty and character include Ballade des Tropiques by Brasílio Itiberê, Aspirer et atteindre by Vladimir Rebikov, Black Magic by Ramón León Egea — see the full similar-pieces list on this page.