[15] He ended his college career failing to secure the six-peat for San Beda whilst being out of action for three months prior during the season after dislocating his right shoulder in a game against Letran.

Despite the losing the coveted prize to Letran, he had solid numbers for the Jamike Jarin-mentored squadron as he finished with 14 points, 3 rebounds, 7 assists and one steal.

He also played a pivotal factor in the closing minutes of the fourth quarter as he and fellow graduating Bedan Ola Adeogun sparked an 8-0 run to forge an overtime.

Even though the Red Lions fell short in the 5-minute extension period, Amer stressed that he has no regrets for choosing San Beda and added that he will always be proud to be part of the Bedan community.

“My journey as a Red Lion ends, but I will always be a proud Bedan.”[17] Amer joined the then-D-League powerhouse NLEX Road Warriors in 2012, where he was a part of three championship teams.

[18] When NLEX took the jump to the pros in 2014, he was signed by the Hapee Fresh Fighters and played alongside fellow college standouts and future draft batchmates Chris Newsome, Troy Rosario, Earl Scottie Thompson and Garvo Lanete.

[20] On October 30, 2015, it was announced by his agent, Charlie Dy via his Instagram account that Amer already signed his rookie deal with Meralco.

[22] In his third game with the Bolts, he was thrust into the starting lineup, scoring 9 points (on 57% FG shooting), 3 rebounds, 6 assists in 30:55 minutes of action, in a losing effort against Barako Bull on November 15, 2015.

As of the end of 2023–24 season[30] Amer was part of the 12-man Sinag Pilipinas lineup that competed in the 2015 Southeast Asian Games basketball tournament held in Singapore, where they won the gold medal and the Gilas Cadets lineup that is currently competing in the 2017 Southeast Asian Games basketball tournament held in Kuala Lumpur, Malaysia.

But, along with forward Carl Bryan Cruz, he completed for the national team against Australia, replacing Jio Jalalon and Allein Maliksi in.