Kruyswijk enjoyed a stellar career as an amateur and won the Royal Silver Vase in 2011.

He recorded his first professional victory in his rookie season in an event on the Big Easy Tour.

In 2015 he received attention at a Vodacom Origins of Golf event when he got a one shot penalty after whacking his ball off a tree then into his most sensitive area.

On the 2017–18 Sunshine Tour he tied for 4th at the South African Open and again finished 11th on the Order of Merit.

[4] In 2021, Kruyswijk recorded five top-10s on the European Tour and finished in 116th place on the Order of Merit, retaining his card.