I will design wearable iot pcb, esp32 nrf52 ble embedded firmware system

United Kingdom

I speak English, German

Embedded Systems and PCB Design Expert

I am Othaniel Sparr I design high performance PCB and embedded systems for IoT and wearable devices using ESP32, STM32, Arduino, and nRF52 MCU platforms. My expertise covers schematic design, multilay...
About this Gig

Wearable IoT PCB Design & Embedded Firmware (ESP32 / nRF52 / BLE)


I design production ready wearable IoT hardware and firmware using ESP32 and nRF52 (BLE) platforms.

From concept to fabrication files, I deliver compact, low-power, reliable systems built for real-world use.


What You Get

  • Custom schematic design
  • Compact PCB layout (optimized for wearable form factor)
  • Support for ESP32 (Wi-Fi + BLE) and nRF52 (BLE)
  • Embedded firmware (C/C++)
  • Gerber files for manufacturing
  • Bill of Materials (BOM)
  • Clean, organized, production-ready files


Core Capabilities

  • Wearable device design (size, power, reliability)
  • Bluetooth Low Energy (BLE) communication
  • Low-power optimization for battery devices
  • Sensor integration (health, motion, environmental)
  • Multilayer PCB layout with high-density routing
  • DFM/DRC-compliant designs


Tools & Platforms

  • Altium Designer / KiCad
  • ESP32 series
  • nRF52 series (BLE systems)
  • Embedded C/C++


Before Ordering

Send:


  • Project requirements or concept
  • Target size/shape (for wearable)
  • Preferred MCU (ESP32 or nRF52)
  • Sensors, connectivity, and power details


RESULT: You receive a fully functional wearable IoT PCB and firmware, ready for fabrication, testing, and deployment.



Specialization:

Circuit design

Schematics

Layout

Footprint

File format:

Gerber

STEP

VRML

SCH

PDF

Software:

Altium Designer

Eagle CAD

EasyEDA

KiCad

Arduino

Interface:

HDMI

MIPI DSI/CSI

UART

I2C

Wi-Fi

BLE

BT

GSM/GPRS

Other Electronics Engineering Services I Offer