Most famously he coached the Cameroon national football team when they surprisingly made the quarter-finals in the 1990 FIFA World Cup. From 1992 to 1994 he coached clubs in Turkey. In 1995, he became manager of South Korea's Yukong Elephants (currently Jeju United FC), and in 1996 led them to a victory in League Cup. In 2001, he took over the job of J. League club Sanfrecce Hiroshima manager from Eddie Thomson. He has also coached Shanghai Shenhua, (whom he led to a second-place finish for the first time in his career), from 2004 to 2005, and the Uzbekistan national football team in 2006. He worked as a football commentator for a Russian television channel, “NTV-Plus”. In September 2008 he signed a 2-year contract with Russian club Tom Tomsk.