BMI device modification to make it wireless.

Job Title: BMI Machine Modification and Mobile App Development

Description:
We are looking for a freelancer to modify our existing BMI machine to make it wireless and develop a mobile application to display BMI results. Currently, the BMI machine consists of a weight scale, an HCSR-04 sensor for height measurement, a PCB for data processing, and a 16×2 LCD screen. The machine also features four push buttons for calibration. The goal is to replace the wired connections with wireless modules (e.g., Bluetooth or Wi-Fi) and develop a mobile app (Android/iOS) to receive and display BMI results. The freelancer will need to:

Replace wired connections with wireless modules for weight scale, HCSR-04 sensor, push buttons, and PCB.
Modify the PCB to interface with wireless modules.
Develop a mobile application to receive data wirelessly and display BMI results.
Implement calibration functionality in the mobile app.
Test and debug the wireless communication system.
Skills Required:

Experience with wireless communication modules (e.g., Bluetooth, Wi-Fi).
Proficiency in PCB design and modification.
Mobile app development skills (Android/iOS).
Knowledge of sensor integration and data processing.
Ability to implement calibration functionality in the mobile app.
Testing and debugging skills.

Timeline: 1-3 Month

Please include relevant experience and portfolio when applying.