Career
During the 1990s Mainaky and fellow countryman Ricky Subagja formed the most internationally successful team of the decade. They captured Olympic gold at Atlanta in 1996, the then biennial IBF World Championships in 1995 at Lausanne, Switzerland, and the venerable All-England Championships back to back in 1995 and 1996. A partial listing of their victories includes the China (1992), Indonesia (1993, 1994, 1998, 1999), Malaysia (1993, 1994, 1997), of Korea (1995, 1996), and Denmark (1998) Opens.
The World Badminton Grand Prix (1992, 1994, 1996), the Badminton World Cup (1993, 1995, 1997), and the quadrennial Asian Games (1994, 1998).
Mainaky and Subagja were bronze medalists at the 1997 IBF World Championships in Glasgow. They were eliminated in the quarterfinals at both the 1992 and 2000 Olympics.
IBF/BWF World Championships Finals
Open Tournaments
Men"s Doubles
Post-playing career
He is regarded as one of the best coaches in the world, alongside former player Park Joo Bong of of Korea (currently head coach of Japanese badminton squad). Rexy"s boyish charm and ethic of working hard whilst having as much fun as possible sparks great results wherever he goes.
He is a truly unique asset to the world of badminton, and noted for his charity work through badminton, by playing in exhibitions across Asia and Europe post-competitive career.
Rexy became a coach after his playing career. He coached the Malaysian National Team"s Doubles department and his biggest success was bringing up Koo Kien Keat and Tan Boon Heong. He guided the pair to an Asian Games Gold Medal in doha 2006.
However, there was rumours about a fall out between Koo Kien Keat and Tan Boon Heong with Rexy as the pair requested for a change of coaches.
Subsequently he left the Badminton Association of Malaysia in 2012 after seven years and joined the Philippines Badminton Association as Head Coach
After about a year Rexy left the Philippines Badminton Association and returned to his homeland Indonesia. He became Indonesia"s high performance director and was basically the head of the Indonesia Badminton Team.
He is currently still serving as the High performance director for Indonesia.