While on a trip to North Africa with him, she met the Norwegian geologist Hans Henrik Reusch who invited her to work in Oslo, Norway.
Together with her companion Greta Hort she moved back to Prague after the war but had to wait for several years before she was able to teach at the Charles University.
Born in Prague, Austro-Hungary, on 21 August 1882, Julie Moschelesová was the daughter of the well-to-do German-speaking Jewish lawyer Wilhelm Moscheles (1861–1943) and his wife Luise née Schwabacher (1869–1922).
While in Morocco, Moschelesová met Hans Henrik Reusch, a Norwegian geologist, who invited her to work with him as a translator on his geology project in Oslo.
Faced with confrontations by nationalistic German students, she moved to the Czech-speaking Charles University where she received a habilitation degree in anthropogeography in 1934.