The 21-year old smashes 29-ball 71 in shortened game before Todd Astle wraps up victory with 4 for 13.
A 26-ball fifty of Soumya Sarkar goes in vain as New Zealand win series after rain-Interrupted revised target confusion.
A four-wicket burst from Ish Sodhi ensured Bangladesh fell 66 short of the 210 total in the opening T20I.
Jimmy Neesham claimed a career-best haul while Matt Henry knocked over the top order with four wickets.
New Zealand beat Bangladesh by five wickets on Tuesday to take a winning 2-0 lead in the three-match series.
Martin Guptill and Henry Nicholls ensured the target was knocked off with ease.
New Zealand name uncapped trio in ODI squad for Bangladesh series
Bangladesh calls up uncapped Nasum Ahmed for New Zealand tour for ODI and T20I series.
The T20Is will be played as double-headers alongside the New Zealand-Australia women series.