[1] Halder began his career as part of the FC Pune City Academy set up.
[4] In December 2021, Mohammedan added Halder to their roster ahead of the 2021–22 I-League season.
[5] On 3 March, he made his debut for the club against Aizawl on the league's return after the COVID-19 breakout, in a 2–0 win.
[8] He scored his first goal for the club on 21 August against Jamshedpur in the Durand Cup, which ended in a dominating 3–0 win.
He played a 1–2 with Marcus Joseph to finish with a volley chipping over the keeper to double the lead.