Born in Eka, Uttar Pradesh, Anuj started playing school football after his family moved to Delhi.
He made the match-winning save against AIFF Elite Academy in semi-final penalty shoot-out.
[3] Anuj was included in the Pune City senior team squad for the 2017–18 and 2018–19 ISL seasons, but didn't make any appearances.
[5] On 9 November 2022, he made his ISL debut as a substitute for Laxmikant Kattimani in a 0–1 away win against Jamshedpur.
On 21 August 2021, Anuj joined I-League side Aizawl on a season-long loan deal.