Yasser Al Dosari completed memorizing the Quran at the age of 15, and his talent appeared in reading the Quran remarkably, his fresh voice was testified by the experts of Quran, like Sheikh Bakri Tarabshi, and Sheikh Ibrahim Al Akhdar, and as a matter of fact, he issued a number of audio tapes which includes the Quran Taraweeh prayers, 51 Qur'anic version, plus 6 varied ones.

Sheikh Al-Dossari took the role of an Imam in a number of mosques, such as Dakhli Mosque In Riyadh, where he leads a huge numbers of prayers. In addition to that, he was invited to lead the prayers in other countries, such as UAE, Egypt, Bahrain, Switzerland and the Czech Republic.
He gave numbers of lectures and speeches, in multiple Conferences, and TV-Radio Channels.

He occupied other responsibilities, as he’s a member in the King Saoud University, the Global Europe Symposium of Muslim Youth, and other Islamic association. As a result of his achievement, he was nominated as one of the most influential figures in the community.