Feeling stuck in TCS ..!!

I will complete my 1 year experience in TCS in April 2025 , I am feeling stuck here in a service based ecosystem , no real development, I want to switch to a product based organisation...!!Should I resign after my one year experience and how i should.anage the 3 months notice period ..?? Many of the companies I have applied to are not responding, no mail ( not even rejection mail ) received yet..!!