With former ice dance partner Taylor Tran, he is the 2015 Pavel Roman Memorial silver medalist and 2015 Lithuanian national champion.

His first major international competition was the 2007 Junior Worlds; he placed 45th in the short program and did not qualify for the free skate.

Around July 2014,[2] Ambrulevičius teamed up with American skater Taylor Tran to compete in ice dancing for Lithuania.

Tran/Ambrulevičius qualified to the final segment at the 2017 European Championships in Ostrava, Czech Republic; they ranked 20th in the short dance, 17th in the free, and 18th overall.

[4] In spring 2017, it was announced that Ambrulevičius had teamed up with American-born ice dancer, Allison Reed, and that they would represent Lithuania while coached by Marina Zueva, Johnny Johns, Massimo Scali, and Oleg Epstein.

[5] Debuting on the Grand Prix series, Reed/Ambrulevičius placed sixth at the 2018 Rostelecom Cup and ninth at the 2018 Internationaux de France.

They began the season with a seventh-place finish at the 2020 Rostelecom Cup, before going on to win their fourth national title at the 2020–21 Lithuanian Championships.

[5] Prior to the season, Reed/Ambrulevičius relocated to Montreal, Quebec to train under Marie-France Dubreuil, Patrice Lauzon, and Romain Haguenauer.

On the Grand Prix series, Reed/Ambrulevičius placed eighth at the 2021 Internationaux de France and seventh at the 2021 Rostelecom Cup.

[5] Reed/Ambrulevičius went on to win the silver medal at the 2022 CS Golden Spin of Zagreb, before competing at the 2023 European Championships in Espoo, Finland, where they achieved a career-best fourth-place finish.

He said afterward that the season "brings a lot of joy but also responsibility," looking ahead to Lithuania hosting the European Championships.

[13] Reed/Ambrulevičius concluded the first half of the season at the 2023 CS Golden Spin of Zagreb, where they won the gold medal, their first Challenger title.

[18] Beginning their season at the 2024 Trophée Métropole Nice Côte d'Azur, Reed and Ambrulevičius won the gold medal.