RedOne has worked with many high-profile recording artists , including Michael Jackson and U2 .
As a producer and songwriter , he has worked with many high profile recording artists , most notably Lady Gaga , Nicki Minaj , Jennifer Lopez , Pitbull , Enrique Iglesias , Mariah Carey , Paulina Rubio , Mylène Farmer , Inna , Alexandra Burke , Ayumi Hamasaki , Austin Mahone , One Direction , Marc Anthony , Isac Elliott , Emilie Esther , The Band Perry , Prince Royce , Rod Stewart , among many others .