Douwe Bob started playing piano at the age of 6, initially concentrating on classical music and jazz.

He won the finals[3][4][5] and "Multicoloured Angels" reached number 17 in the weekly music chart Dutch Top 40.

The bulk of the songs were written during a holiday in Morocco with Matthijs van Duijvenbode [nl].

[6][7] At the end of 2013, he appeared in the documentary Whatever Forever: Douwe Bob to talk about his relationship with his father Simon Posthuma, during IDFA.

[11][12] On 6 May 2016, he released his third studio album Fool Bar by record company Universal Music Group.

[14] On 21 April 2017, Douwe Bob was announced as the fourth coach of the seventh season of The Voice Kids,[15] which started on 23 February 2018.

On 9 November 2018, Douwe Bob released his fourth studio album The Shape I'm In, which he described as being a break-up record.