Marini started music on the piano, then move to study the flute with bapak Suparno at the SM Yayasan Pendidikan Musik. After finishing Pre-Conservatory I, she continues her flute study privately with the late Yudianto Hinupurwadi and Lynn Davidoff. Orchestral experience started while she was majoring Anthropology at the University of Indonesia; joining the University of Indonesia Symphony Orchestra “Mahawaditra” under the late Praharyawan Prabowo. She also joined the Gita Samitra Ensemble in 1998 under Cheppy Soemirat, and the National Youth Orchestra Indonesia in 2002 under the baton of Raimund See.
In 2004 she was accepted at the Royal Northern College of Music in Manchester, England. Throughout her time as a student, she studied with Laura Jellicoe, Joanne Boddington (piccolo) and Michael Cox.
Back to Indonesia, Marini frequently works with many Indonesian classical orchestras; among them were the Nusantara Symphony Orchestra (Hikotaro Yazaki), Jakarta Simfonia Orchestra (Stephen Tong, Jahja Ling, Rebecca Tong), Jakarta Sinfonietta (Iswargia Sudarno), the Amadeus Symphony Orchestra and the Jakarta Concert Orchestra (Avip Priatna). Currently, Marini is the principal flutist at the Jakarta Simfonia and Jakarta Sinfonietta. She had the privilege to perform major flute concertos with these high profile orchestras.
Marini loves to work for chamber music. In the past years, she worked mostly with woodwind quintet/trio, trio with piano and cello, and even a duo with percussionist. Marini performs regularly with her duo partner, pianist Harimada Kusuma.
Marini is teaching at the Jakarta Conservatory of Music and opens her private flute studio at home. She sets up the JakFlute ensemble community with flutist Metta F.Ariono to accommodate the need of flute learning and performing through ensemble playing for amateur flutists in Jakarta.