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Josh
@josh__3dm
custom PCB DESIGN
Nigeria
English, Spanish, German, French
About me
I’m a PCB and Embedded Hardware Engineer specializing in Raspberry Pi, CM4 carrier boards, ESP32, nRF52840 BLE, and custom IoT hardware.
I design professional schematics, multi layer PCB layouts, power circuits, wireless/BLE hardware, and manufacturing ready boards.
Using KiCad and Altium Designer, I provide Gerbers, BOM, Pick & Place files, 3D views, and source files. Message me with your requirements and let’s turn your hardware idea into a practical PCB.
Skills
Josh
Offline •
Average response time: 1 hour
See my services
Printed Circuit Boards (PCB)
I will design raspberry pi pcb, cm4 carrier board, esp32 pcb and nrf52840 ble hardware
Embedded Systems & IoT
I will design nr52840, nrf52 ble firmware, nordic embedded hardware, pcb hardware
Portfolio
Work experience
Embedded Hardware & PCB Design Engineer
Freelance Web Designer • Freelance
Apr 2018 - Present • 8 yrs 7 mos
Designed and developed custom embedded hardware solutions for IoT, industrial, and consumer electronics applications. Specialized in schematic capture, multilayer PCB layout, Nordic nRF52/nRF52840 BLE designs, Raspberry Pi Compute Module (CM4/CM5) carrier boards, power management, RF layout, and hardware debugging. Worked closely with clients from concept through manufacturing, delivering production-ready designs with complete documentation including schematics, PCB layouts, Gerber files, BOMs, pick-and-place files, and assembly drawings. Performed design reviews, DRC/DFM validation, component selection, and troubleshooting to ensure reliable and manufacturable products.
5 Reviews
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Rating Breakdown
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1-5 out of 5 Reviews
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sunday_kesh
Chile
Ongoing collaboration
Excellent work on my PCB design project. The seller was professional, responsive, and understood my requirements very well. The schematic, PCB layout, and files were completed carefully and delivered as expected. Communication was smooth throughout the project. I’m very happy with the result and would...
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sunday_kesh
Chile
Ongoing collaboration
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lubvibezz
United States
Ongoing collaboration
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lubvibezz
United States
Ongoing collaboration
good working with he exceed my expectation, and charge me low price , highly recomended for people who need pcb design
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m_iotflows
United States
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