From 1862 to 1864 he was chief conductor of the German Opera in Rotterdam, then until 1872 at Karlsruhe, when he went to Munich, a post he held until 1896, when ill health compelled him to resign.
[1] Levi also taught at the Leipzig Conservatory, where his pupils included the conductor Emil Steinbach.
Levi's name is indissolubly connected with the increased public appreciation of Richard Wagner's music.
However, Ludwig II of Bavaria, who was Wagner's patron, told him in a letter that "Nothing is more repugnant, nothing less edifying than such squabbles; people after all are brothers, in spite of all denominational differences.
His first opus number was a piano concerto published in Paris, besides which he also wrote a violin sonata.