[2] He holds three graduate degrees, in Malayalam, Journalism and in Law[3] respectively from University College, Thiruvananthapuram.

He initially worked in the sales and operations division of Lufthansa Airlines in Saudi Arabia.

[5][2] Sabu initially achieved success through the TV show Tharikida, which focused on pranks on unsuspecting people.

[7] Sabu was the thirteenth contestant in Bigg Boss, a show hosted by Malayalam actor Mohanlal.

[2][8][9] He lasted the entire duration of the 98-day show and went on to win the title, beating competition from Pearle Maaney, Shiyas Kareem, Srinish Aravind and Aristo Suresh in the grand finale in 2018.