[3] He later obtained a certificate in democratic management in fragile states through the International Republican Institute's "Rising Stars" program in 2014.
Muyaya began his career as a reporter and journalist for CEBS TV, a local television channel operating in Kinshasa, where he eventually served as president of the board of directors.
[5] Muyaya began his political career in 2005 when he joined the staff of Pius Isoyongo Lofete, second rapporteur for the transitional national assembly.
One year later, he became principal advisor in charge of communications and the press for the Prime Minister's office under Adolphe Muzito, occupying that post until 2011.
[11] In July 2016, Muyaya was invited to attend the 2016 Democratic National Convention in Philadelphia as a guest of the National Democratic Institute for International Affairs Muyaya worked with the United States Department of State in January 2015 on a pre-election mediation mission.