Hello, I need an experienced hardware engineer in India to assemble an IoT device.

Hello, I need an experienced hardware engineer in India to assemble an IoT device. ━━━━━━━━━━━━━━━━━━━━━━ ABOUT THE PROJECT ━━━━━━━━━━━━━━━━━━━━━━ Assembly of a 2-unit IoT control device: Unit 1: Controller Box • Raspberry Pi Zero 2W setup • LiPo battery circuit • Charging module wiring • ON/OFF switch fitting • USB-C port fitting • ABS plastic box assembly Unit 2: Motor Control Box • ESP32 module setup • A4988 stepper driver wiring • NEMA17 stepper motor mounting • Custom L-bracket fabrication • PC817 optocoupler circuit • ABS box assembly ━━━━━━━━━━━━━━━━━━━━━━ YOUR WORK ━━━━━━━━━━━━━━━━━━━━━━ ✅ Buy all parts (I will pay parts cost) ✅ Circuit soldering ✅ Box drilling + fitting ✅ OS installation on Pi ✅ Python code upload (I provide ready code) ✅ Bluetooth pairing ✅ Full offline testing ✅ Video proof of working ━━━━━━━━━━━━━━━━━━━━━━ I PROVIDE ━━━━━━━━━━━━━━━━━━━━━━ ✅ Complete parts list with exact model numbers ✅ Color coded wiring diagram ✅ Python code (ready to run) ✅ Testing checklist ━━━━━━━━━━━━━━━━━━━━━━ REQUIREMENTS ━━━━━━━━━━━━━━━━━━━━━━ • Experience with Raspberry Pi Zero 2W • ESP32/Arduino experience • Soldering skills • Basic Linux knowledge • Located in India • Must sign NDA before start • Must share video of working device before payment ━━━━━━━━━━━━━━━━━━━━━━ PAYMENT STRUCTURE ━━━━━━━━━━━━━━━━━━━━━━ • Parts cost: Separate (paid after receipt proof) • Labour: Fixed price • Milestone based payment: 30% after parts purchase 40% after assembly complete 30% after successful test ━━━━━━━━━━━━━━━━━━━━━━ TIMELINE ━━━━━━━━━━━━━━━━━━━━━━ 7 days from start Please share: 1. Your experience with similar projects 2. Portfolio of IoT/Pi work 3. Your fixed price quote Looking forward to working with you! Thank you