Muyiwa graduated from the University of Lagos, with a Bachelor’s degree in English and worked with The Guardian, before switching to advertising in 1990 when he joined SO & USaatchi & Saatchi, a copywriter. He moved to Prima Garnet Ogilvy, at inception in 1992 to set up the Agency’s Copy and Radio/TV Department.

Muyiwa wrote and produced Nigeria’s first TV commercial on a global medium for Crystal Bank in 1994. It ran for six months on CNN. He produced a similar project for Nigeria Export Processing Zones in 1997. At Prima Garnet Ogilvy, he produced a series of award winning work, and was part of the team that launched LG in Nigeria in 1995.