During his education at Wadakkanchery Boys High School, he excelled in organizing as Speaker and Deputy Leader and became SFI Unit Secretary.

In 2004, K. Muraleedharan came to seek the people's verdict in Wadakkanchery, A. C. Moideen decided to contest against him as the LDF candidate and resigned the position of CPI(M) Area Secretary.

In 2006, Xavier Chittilappilly was the one who successfully led the LDF to victory as the constituency secretary when A. C. Moideen continued to be the candidate.

Xavier Chittilappilly, who has been the CPI(M) Wadakkanchery Area Secretary for a decade since 2004, has been a member of the party's district secretariat since 2014.

Xavier Chittilappilly was the LDF candidate from Wadakkanchery constituency for the Kerala Legislative Assembly election on 6 April 2021.