[4] He is well known for his passionate, aggressive celebrations after taking wickets and has often drawn comparisons to his body language being similar to that of former South African pacer Dale Steyn.

[5][6] Coetzee made his List A debut for Free State in the 2018–19 CSA Provincial One-Day Challenge on 14 October 2018.

[16] In March 2023, he was named in South Africa's One Day International (ODI) squad for their series against West Indies.

[19][20] He broke into the South African side as one of the key pacers for the 2023 World Cup following the injury concerns to senior fast bowlers Anrich Nortje and Sisanda Magala.

[26] He also became the leading wicket-taker for South Africa in a single edition of the World Cup when he took his record 18th scalp in group stage match against Afghanistan.