He was witness to the tough streets leading to playing violent gangster roles, drug dealing and urban life.
He befriended and hung out with rappers Gilli, Sivas and KESI and notably his old schoolmate Dulfi Al-Jabouri, who had ended up in a leading role in the third season of the Danish TV series Follow the Money (original Danish title Bedrag) and in the film Nordvest.
Although he did not have a formal acting education, his breakthrough came through meeting Danish film director Fenar Ahmad who saw a potential in him and offered him a lead role in his debut long feature Flow (original Danish title Ækte vare) in 2014 in a gangster role.
He has acted in a number of TV series like Ditte & Louise in 2016, Below the Surface (original Danish title Gidseltagningen)[3][4] and Parterapi.
In 2020, controversy arose after Sivandi posted a video on his Instagram of him making fun of a cross-dressing architecture student named Aleksander Aarstad.