Needed PCB Designer for PCB Design like Sonoff TH16

We need PCB Designer for Designing PCB like Sonoff TH16. actually we want to make product like sonoff TH16 with minor modification like:

Addon features like:

1. Add onboard RTC

2. Add RS485 half duplex based on MAX485( Mount 2.5mm jack for connecting Modbus device )

You will get product info on:

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Notes: if you have a readymade product with above functionality than please let us know . it will be helpful for quick product development.

Habilidades: Eletrônica, Microcontrolador, Engenharia Elétrica, Desenho de Produto, PCB Design and Layout

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ID do Projeto: #29483392