She served as a member of the Bihar Legislative Council from Gaya-Jehanabad-Arwal LA for two terms.
Her husband Bindeshwari Prasad Yadav died on 23 July 2020 due to heart attack in AIIMS at Patna.
[4] Devi served as a member of the Bihar Legislative Council from Gaya-Jehanabad-Arwal LA from 2003 to 2009 as an independent, and for a second term from 2015 to 2021 representing Janata Dal (United).
[5][6] In 2024, she was made the candidate of Janata Dal (United) for the bypolls conducted on the Belaganj Assembly constituency of Jahanabad district.
In this election, she contested against Rashtriya Janata Dal leader and son of Surendra Prasad Yadav, Vishwanath Kumar Singh and won with a margin of 21391 votes.