Compact Flyback SMPS Design

I need a seasoned power-electronics engineer to take my concept for a small, isolated flyback switching power supply and turn it into a production-ready design for a consumer-electronics product. The supply must accept 230 V AC nominal but remain stable across the full universal range of 85–265 V AC... (Budget: ₹1500 - ₹12500 INR, Jobs: Circuit Design, Electrical Engineering, Electronics, PCB Layout, Simulation)