Smart Home Thread-Enabled PCB Design

I need a compact, production-ready PCB for a smart-home product that will sit at the heart of a Thread-based system. The board’s sole critical job is reliable wireless communication, so antenna placement, impedance control, and certification-friendly layout choices are paramount... (Budget: ₹600 - ₹1500 INR, Jobs: Altium Designer, Antenna Design, Circuit Design, Electrical Engineering, Electronics, Embedded Systems, PCB Layout, Prototyping)