Wellington Rato was born in Japeri, Rio de Janeiro, and finished his formation with Audax.

After leaving the club in December 2014, Wellington Rato subsequently represented Dom Bosco, Red Bull Brasil and Caldense before joining Sampaio Corrêa in the Série C in July 2017.

[1] He helped the side achieve promotion to the Série B in his first season, but subsequently started to feature sparingly.

On 18 December 2018, Wellington Rato was presented at Série D's Joinville,[2] Roughty one year later, he moved to Ferroviário in the third division,[3] where he became a regular starter.

[4] He made his top tier debut on 8 October, coming on as a second-half substitute for Chico in a 0–3 away loss against São Paulo.