Following this, he moved between several racing series over the next years before entering the Porsche Carrera Cup France championship in 2015.

"[1] For 2017, Jaminet participated primarily in ADAC GT Masters, driving for KÜS TEAM75 Bernhard.

[2] He, along with teammate Michael Ammermüller, finished eight in the championship, including a win at the first race of the season.

Jaminet also made appearances in other series, including a handful of starts in the Pirelli World Challenge, two starts in the GT Daytona class of the WeatherTech SportsCar Championship, a participation in the 24 Hours of Spa.

He and teammate Robert Renauer won the championship, resulting in Jaminet earning more international race outings and a place on the North American Porsche GT Team to drive endurance races in the WeatherTech SportsCar Championship, as well as a chance to drive the 2019 24 Hours of Le Mans.