[2] After graduating from the Sibelius Upper Secondary School [fi] in 1992, she lived and worked as a model in Athens, Greece, for a period of time.

[7] Malmivaara is also well-known for her role in the drama television series Kotikatu, in which she played the priest Tuija Kangasharju from 2002 to 2012.

[11][12] She also appeared in the 2006 Swedish comedy film Baba's Cars [fi; sv], written and directed by Rafael Edholm.

[5] Moreover, three exhibitions featuring her photographic works have been held: Mikä minusta tulee isona (2004), Lauran matkakuvia: Tukholma (2012, 2013) and Taiteilijakuvia (2015).

[20][21] From 2012 to 2013, Malmivaara hosted the travel series Lauran matkakuvia: Tukholma [fi], which also ran for two seasons on Liv.

[22] In 2017, Malmivaara participated in the tenth season of Tanssii tähtien kanssa, the Finnish version of Dancing with the Stars, with dancer Mikko Ahti [fi] as her partner.