Daniel Alomía Robles, primarily known for his orchestral work, composed several pieces for piano that embody Andean musical elements. El Indio is a poignant reflection of indigenous musical motifs adapted for the classical piano idiom.
At Henle 5 this is a late-intermediate piece — technically substantial, with musical demands to match. The main demands: a true singing tone, with the melody floating above the accompaniment; rubato that must breathe naturally without losing the pulse; and careful pedaling — clarity depends on the foot as much as the fingers.
Beyond that, expect chord voicing — bringing out one note inside a handful of others.
Focus on the expressive delivery of the melodic phrasing and the use of rubato to convey the intended melancholy.
Comparable difficulty and character — good candidates for what to learn next.
A level or two down with the same spirit — ideal if this piece is still out of reach.
Where this piece's skills lead: slightly harder works making similar technical demands.
El Indio 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 El Indio lasts about 4 minutes.
El Indio 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 Pavane pour une infante défunte by Maurice Ravel, Bethena by Scott Joplin, Elegy by Samuel Coleridge-Taylor — see the full similar-pieces list on this page.