DefendX Tactical Smartwatch Hardware Design

Hi,I am building the DefendX Tactical Smartwatch. I need an expert hardware engineer to design the board completely from scratch—starting with component selection and schematics, all the way through 4-layer PCB layout and physical lab testing... (Budget: ₹12500 - ₹37500 INR, Jobs: Circuit Design, Electronics, Embedded Systems, Microcontroller, PCB Layout, Product Development, Technical Documentation)