Ms. Marcelyna started Piano lesson in 2012. Her Piano skill includes classical and pop. She got certificate in Music from BNSP (Badan Nasional Sertifikasi Profesi) and LSK Musik. Ms. Marcelyna also actively performed in the event as performer, such as solo pianist of graduation ceremony at Pancasila University (2021).

In her teaching career, she build the character of students through learning the piano and use the fun learning methods. She also encourage her students to join the piano performance, competition, and festival to enrich their music experience.

Marcelyna includes her students in various events, such as concerts, festivals, exams and competitions, both at the music school level, seminars/workshops, and competitions at national and international levels. As for some of the prohibitions of these students, as follows:
- Highest score at International Grand Music Festival 2021
- Highest scorer & top scorer at Indonesia International Young Musician Award 2021
- Masterclass with a professional tutor 2021
- The best academics at Indonesian Love Action Academy 2020
- Champion 1, 2, 3, honors, etc. at the national level