Amer played for Lane United not only during the club’s inaugural 2014 season, but also the 2015 & 2016 seasons. The Bosnian was selected 57th overall by FC Dallas in the 2018 MLS SuperDraft and later signed with USL Championship squad OKC Energy in 2019. He made three appearances for the club before suffering a serious knee injury. After a long recovery process rehab, Amer decided to retire and has started his own training business while also participating as an a Sports Conditioning & Strength Training Intern with Real Salt Lake of MLS.