Bluetooth Low Energy (BLE) projects

ID / Date Listing

IoT based product app development

Need help develop app for IoT based smart office product

ESP32 esp-idf firmware developer

Looking for a embedded firmware developer to write code for ESP32 using esp-idf framework to 1. do OTA firmware update using binary file via BLE 2. Wi-Fi provis...

HL-35871821

bluetooth app development

If you have are an expert in bluetooth app development, please message me. Please bid with "bluetooth", so that I can see you are not a bot.

HL-35860048

Need someone to OPTIMIZE BLE antenna on ESP32

You have to review our antenna and its positioning along with optimizing it for better performance.

HL-35849909

Flutter Bluetooth App developer

Hi, our firm is looking for a flutter mobile app developer. We developed a Bluetooth device and need to develop mobile app to control the device.The candidator...

HL-35815532

Unlock Bootloader for Xiaomi 11T Pro

We need someone capable of unlocking MI 11T Devices without going to conventional process of waiting 170 hours....total number of devices is 50 device

HL-35815577

iBeacons Indoor Navigation

iBeacons Indoor Navigation For indoor navigation, beacons are placed at regular intervals in the building. They then regularly transmit signals via Bluetooth th...

HL-35795784

App development for Health monitoring device (not from a scratch)

We already have a design ready on Figma and have an initial work for the app that can be used as a starting point.. not from scratch. so basically, you will be...

HL-35795156

Pair and Connect multiple BLE Tags to Master BLE

Hardware BLE Module: Holyiot-17095 PCB is ready and tested ________________________ Requirements; - Master Tag simultaneously connect to two BLE Tags Pairing Mo...

HL-35789959

Xamarin project-BLE-Scan Device function

My current project works well but scan devices in BLE is not working. I find xamarin expert to fix this issue. This is very simple project.

HL-35790022

Xamarin project-BLE-Scan Device function -- 2

My current project works well but scan devices in BLE is not working. I find xamarin expert to fix this issue. This is very simple project.

HL-35769535

Beacon phone application (Android - IOS)

Hi All, i would like to build a phone application with the following future: 1-Firstly, i will need a way for the application to detect the presence of the beac...

HL-35764514

Record audio via Bluetooth on Android and iOS

Summary: The goal is to develop a light-weight mobile app to allow recording ambient sound via the built-in microphone on various types of headphones while at t...

HL-35760538

Consumer Device with IoT and system for ARS - 15/01/2023 23:09 EST

Hi, I’m Bernardo and I have a project to develop a device for consumer segment which includes IoT, Auto replenishment subscription (ARS) ad App for customer int...

HL-35699452

Very simple react native app needed

Hi freelancers, I need a small app that receives BLE (Bluetooth Low Energy) signal from a beacon and displays the ID and distance to beacon. The app will only h...

HL-35693920

Connect and get data from ELD device (electronic logging device) to the mobile app. Androi

We have a mobile app written in kotlin. You just need to connect ELD device through Bluetooth to the app and get data from the device and send it to the backend...

HL-35691084

Build an android and ios app

the android and ios app will be registerd with fmcsa to track certain parameters, i.e Hour of service of american truck and bus drivers, gps , location, engine...

HL-35689291

IoT Hardware Review and Firmware Developer

I need some hardware and firmware developer (or team) with good knowledge of Industrial Grade IoT devices and I'm looking to make this project within 4 months b...

HL-35688840

esp32 expert needed

Hi, We need help from an expert who can write firmware for ESP32 based device. Further details will be shared with selected freelancers only. Thanks.

HL-35671908

BLE / Bluetooth 5.X Sniffing

You need to be a true BLE / Bluetooth 5.X Engineering Specialist that has knowledge of Package Sniffing. You must own at least one or more USB Dongles to captur...

HL-35669779

Connect and get data from ELD device (electronic logging device) to the mobile app. Androi

We have a mobile app written in kotlin. You just need to connect ELD device through Bluetooth to the app and get data from the device and send it to the backend...

HL-35616085

IoT expert with BLE beacon approximation nearby

We are looking for IoT expert with BLE beacon approximation nearby for - for few questions, and may we have to build a project later that have expert with: BLE...

HL-35615940

ESP32 BLE firmware developer in India

I'm looking for an ESP32 firmware developer from India who can help with my app dev. My app developer is working on the iOS mobile app, and I would like someone...

HL-35605843

iOS bluetooth LE gate opener

I need an iOS app to scan for BLE server and write data to it. The server then triggers a relay to open a gate. Only the app needs to be built, since the BLE se...

HL-35604298

AoA Indoor Navigation Project Developer

"Any bid placed will be considered as fixed , no further negotiations will be entertained " Freelancer who are experienced in 1. designing complete solution for...

HL-35598596

Mobile app for ios and android

The app will communicate with esp-32, hc-05 or hc-06. The main purpose is displaying some data on mobile phone, and sending button presses to RF module.

HL-35596974

LoRAWAN or BLE communication setup expert

Hi, We have a vibration sensor with LoRAWAN communication, and we want to build an application to communicate the device and create a dashboard. I would need so...

HL-35596747

Build a native android and iOS app for an IoT

We are looking for developers who can work in contract with our company (Akeshya Private Limited) to build an IoT app. The app should have a dashboard where it...

HL-35593064

ESP32 S3 - Bluetooth 5 - increase range

Hello, I have a pcb with ESP32 S3 that has bluetooth capabilities. The bluetooth is acting as a server and receives connections from an iOS app and from another...

HL-35583969

Flutter Ble app -- 2

Need to connect to Ble device and show the data on the screen in Android or iOS

HL-35575347

Create small ArduinoBLE project

I need you to create a very small sample code using ArduinoBLE. - one peripheral device that sends a random float value with "notify" flag - one central device...

HL-35566666