Born in Jerusalem, Jaffe graduated with distinction from the Rubin Academy. He later studied conducting, winning prizes at the Royal Academy of Music in London. He has conducted all of Israel’s major orchestras as well as the Royal Philharmonic, the Liège Philharmonic, the Baltimore Symphony, Bolshoi Theatre, Budapest Opera house, Mexican philharmonic of which he was offered to become Music director, an offer he decline because of Shabbat, and also the Prague Symphony Orchestra, where he holds the title Honorary Guest Conductor.  Artistic director of The Cantorial Center in Petach Tikva, Elli has founded the first Cantorial school in Israel (After Leib Glanz). He is also music director of the Jerusalem Great Synagogue Choir, as well as of the Europe-Israel Foundation for the Advancement of Jewish Liturgical Music. Jaffe has published an encyclopedic instructional set for the entire annual cycle of Hebrew liturgy, and he is preparing an analytical book on Jewish prayer modes. Elli is an associate of the Royal Academy of Music. Awarded the Jerusalem prize for his contribution to Jewish Music. He is also an accomplished composer, and his works are performed all over including prestigious orchestras round the world.