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    Sistema basado en AWS que monitorea sensores a travez de mqtt.

    €14179 (Avg Bid)
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    logiciel ARDUINO - onduleur PIP4048 S'est terminé left

    Bonjour, je possède un Arduino Méga + Shield Ethernet avec du code Arduino qui importe les trames d'un onduleur photovoltaïque et je souhaite que ce code au lieu d'être envoyé sur un serveur Web que je ne possède pas, expédie les données au format MQTT vers Home assistant;

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    Vuejs Developer 6 jours left

    VueJS Developer Needed Immediately I am looking for an expert VueJS frontend developer to work on some Jira tickets to update the existing web application. It'll be a bonus if you have experience with MQTT and Python. In your proposal, please share a brief summary of your experience and tell us about a recent full-stack web development project you worked on.

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    Create Mqtt Server to communicate with wifi thermostae thru API

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    Creación de un sensor IOT para enviar datos de sensores análogos. necesito tenga un dashboard para la comunicación inicial Wifi, reset factory, Connect MQTT con certificados de seguridad.

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    MQTT & NodeJS Project 4 jours left

    We have a web admin panel that sends commands to our scooter IoT via the backend. We connected with a web socket MQTT built using NodeJS. I want to be able to change the IP address the commands is being sent to. Attached is a breakdown of how our system works

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    create mqtt server in port 1883

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    1 offres
    Build MQTT Bridge 1 jour left

    I have a MQTT broker setup in AWS (IOT-Core). I need to read/subscribe data from third-party MQTT broker (with username, password, 2 topic names) and put/publish the data in my IOT-Core. I'll provide access to my AWS account. As I understand, this will take less than 1 hour for the experienced resource once login credentials are available. I would prefer to do it in MS Teams meeting in the screen sharing session. Thank you.

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    Program to Read MQTT Channel and Save Data to Database as per Specification The Program can be written in NodeJS (Node Red) , server scripts . Experienced Developer who has experience with 10+ years can bid for a one time project.

    €174 (Avg Bid)
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    *** Please Read This project Carefully And Add The Text At The Bottom Of This Project In The Title Of Your Proposal Bid *** We have already developed both Android and iOS Apps but we have discovered that the Apps do not continuously monititor the received mqtt messages from out iot device. We are therefore looking to remove the Alerts section and within our Apps and instead have our server create Push Notifications from the mqtt messages from the iot devices. So, we are looking for a developer who has previously developed apps that register for Push Notifications on both Android and iOS. Please send your hourly rate. If you do a good job we have a lot of other work for you. *** Please Add 'I Have Push Notifications Experience' as the title of your bid *****

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    ...(via Web API) before being broadcasted by the Gateway on the farm so the intended device receives this instruction *** TECHNICAL SPECIFICATIONS *** - Hardware components: ESP32 + Digi XBee 3 PRO (2.4 Ghz Zigbee 3.0) - Device communication: Bluetooth (Device setup), WiFi (WAN telemetry), ZigBee v3/Xbee (mesh network), MQTT/JSON - Development/programming requirements: C programming (required), Arduino IDE (desirable), experience with GraphQL (Web API endpoint), AWS IoT (MQTT broker) *** ADDITIONAL PROJECT DETAILS *** - Refer to our Request for Quote for more detailed information regarding this firmware project, which includes user requirements, technical requirements and other specifics for the purposes of you to understand our requirements and project scope in order t...

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    IoT Web Interface S'est terminé left

    The solution uses Python 3.10+ using flask and flask-MQTT to configure and display data for up to 500 sensors

    €176 - €528
    €176 - €528
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    ipk: We are in the final stage of development and there are few issues which are required to be resolved, for this we are looking for a python developer who had prior experience working in IoT, lora and mqtt service, Problem Statement 1- We are able to send the command by manually pressing button from app via sent aws and then it will run the function in the Iot device, but the issue we are facing is while scheduling the function to run multiple times in a day on daily basis, for this we will be adding those time slots in the app, via aws- api , then it will be saved as shadow of the device in aws and then it will be sent to the device and that schedule will be saved to run everyday until any change made in those times lots in the application, Action point :- Schedule the exe...

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    We need somebody that can help us with testing of our IoT Device Manager. We have NiFi, a database and devices using MQTT protocol. We need somebody that are very familiar with NiFi and custom processors as well as database and MQTT, We need somebody that have experinces we IoT devices , device management and NiFi that can help us to make different test cases. We need somebody that is familiar with device managment and MQTT. We do not need a wen developer.

    €14 - €24 / hr
    €14 - €24 / hr
    26 offres

    This project is to create expandable webserver website consits of 7-8 Tabs for thermostaer and lighting gang switch The Freelancer should have expernice in Full stack , implement glb file on the website as per the below document.

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    We are de...solution is an AWS-based MQTT broker that connects to Azure IoT, but this may be re-developed to connect directly via MQTT using Azure IoT DPS and Azure IoT Hub. There will be two types of hardware in general. Some LTE/NB-IoT gateway autonomous devices and some BLE devices that will need gateway devices to connect to the cloud. High-level tasks includes, but are not limited to: 1) Development of FW for FOTA updates via the cloud solution 2) MQTT logic for 2-way messaging 3) Trigger-based logic on devices for automatic events (change of LED colour, sound notifications) 4) BLE Mesh FW for BLE devices 5) Logic for BLE devices to connect automatically to gateways 6) Logic for FW settings (update frequency, type of device, other settings) to be changed via lo...

    €8 - €14 / hr
    €8 - €14 / hr
    6 offres

    We are working on IoT app using android studio and Java ,we want to add a notifications service to our app, when we publish data through certain topic on app, that notification service should work even our phone is closed.

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    Simple MQTT web client S'est terminé left

    I have seen MQTT client projects on GitHub () I need you to create or adapt a solution that will connect to a specified MQTT server and display the data based on the JSON configuration file (see the attachments). I also attach a screenshot from our mobile app that does the same thing, so you can get an idea what is to be displayed and in what manner.

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    Arduino + gps module programming S'est terminé left

    the project involves writing code to store and send lat & lng data via MQTT

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    iOT Engineer/ iOT architect S'est terminé left

    Basically, it's an IoT requirement with the knowledge of Bigdata and experience with Angular or React with NoSql-based database systems such as Scylla / Cassandra. JD: As a Software/Solution Architect engineer, you are ready to work with us to design efficient, forward-looking and resource-saving logistics processes in or...profile. You bring in-depth experience in frontend development with Angular/React. You have already gained experience with NoSql-based database systems such as Scylla / Cassandra or similar and are familiar with SQL. Experience in the IoT environment, especially with event processing systems and data modeling of NoSql databases would be desirable. Experience with typical IoT technologies such as MQTT, Kafka and InfluxDB are desirable, but not essential. Ti...

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    MQTT payload decoder S'est terminé left

    I want a payload decoder that will allow a Browan temp and humidity sensor TBHH100 to send data to my Chirpstack server. All the infrastructure setup and working, all I am missing this the payload decoder.

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    Experienced Android Developer 10+ S'est terminé left


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    MQTT Raw Data Parsing S'est terminé left

    You are given a task to convert the raw data available in EddyStone TLM , iBeacon format and extract MAC , Temperature and Humidity along with Battery The code is to be written in Python , Java, PHP ,Go any language will suite our purpose The Stream link is {"msg_id":3004,"device_info":{"device_id":"moko001","mac":"58bf25314cce"},"data":[{"type":8,"value":{"timestamp":"2022-11-17T20:25:35+05:00","type":"Unknown","mac":"bc57290093f3","rssi":-82,"name":"AC Probe","raw":"0201060303aafe1216aafe21010f0e5b1e0fff000119fff1fca509168020750100000000090941432050726f6265"}},{"type":8,"...

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    ...send and receive data via MQTT QoS 1. WiFi: Entry of credentials in the web portal via initial access point (no hard coding of credentials) Protocoll: MQTT with "Quality of Service" 1 MQTT Broker: HiveMQ Data to be sent Publisher 1 (topic: /chip-id/stat/....) 1. temperature value e.g. 22.3°C 2. temperature setpoint e.g. 25°C 3. configuration parameter in piece e.g.: 1,0,-5,2,50,8 Data to be sent Publisher 2 (can be done via MQTT Explorer, topic: /chip-id/cmd/....) 1. temperature set point e.g. 24.0°C 2. configuration parameter in piece e.g.: 1,0,-5,2,23,7 If the Publisher 2 sends changed data, these are to be taken over from Publisher 1. MCU: ESP32-S3-WROOM-1 IDE: PlatformIO VS code Framework: Arduino/RTOS The freelancer should be ...

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    We Need a full stack developer for our IOT and IIOT based products. Desired Candidate Profile : - Hands-on experience in JavaScript, Node.js, typescript, python, PHP, html etc. - Experience working on IOT/Cloud based projects. - Strong knowledge in IoT communication protocols like MQTT, OPC UA, REST APIs - Working knowledge of Cloud Technologies (Azure/AWS), EC2, Cloud Architecture, etc. - Experience in Data modelling and RESTful API design and implementation - Exposure to cloud computing technologies.

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    i want to insert data into sql database from mqtt brocker on data changed

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    12 offres


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    We have a python code that works with a Telegram bot and a MQTT broker. We need to add a couple of functionalities.

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    Description: We are building an app that allows users to control the iot on a scooter from the front-end app. We don’t need you to make the entire app just these MQTT Server We need to setup a MQTT server on AWS to port our servers to the iOT Framework. Backend We need to setup a backend to communicate with the IOT and send commands. The commands are as follows: These commands need to be done as API to connect to the frontend and admin dashboard.

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    I would like to track a couple of raspberry pies with GPSs on a map using plotly/dash. I am using mqtt to send the gps coordinates to the sever. A demo with random coordinates updating every ~second is fine for now. If that looks good, I have more to do.

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    TTGO Watch MQTT Part 2 S'est terminé left

    Hi Muhammad Usman A., I noticed your profile and would like to offer you my project. We can discuss any details over chat.

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    I have an IoT which I need to build a web-based MQTT to communicate with front end of mobile app

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    API call for my MQTT S'est terminé left

    I am building a MQTT system and need from anyone that could guide me or help me figure out a script for connecting with the MQTT server when my SERVER WEBPAGE is OFFLINE, I other words, when I have the HTML page OPEN on my BROWSER I could press buttons and send to my Electronic module ESP32. The issue is when I closed the HTML then the ESP32 when sending signals from ESP32 module to SERVER will not get signals. I need some type of API to call the server and able to store the DOOR status of every MQTT ESP32 module. I am creating a IOT server but the SERVER needs to be open and when I triggers the ESP32 door inputs it reflects on the SERVER but when close the HTML on the server no response.

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    Our esp32 based gateway collects data over different ways (modbus, http, meterbus) and sends them using mqtt to our server. unfortunately ther is a memory leak which makes the device stop after some time. we are using esp idf as development plattform and will provide remote testing and debugging access to our test environnment. we do NOT have the option to use jtag for debugging

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    The goal is to write a Mosquitto plugin in C++ to avoid excessive/unneeded messages by automatically disconnecting subscribers.

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    Mosquitto project development S'est terminé left

    Looking for an MQTT expert with Deep knowledge of Mosquitto with cluster architecture. The goal is to write a Mosquitto plugin in C++ to avoid excessive/unneeded messages by automatically disconnecting subscribers. Please only those who have experience with Mosquitto, MQTT expert and C++ skills.

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    Mosquitto MQTT expert needed S'est terminé left

    Hi everyone I need help from MQTT expert who know Mosquitto plugin. Only send proposal if you have experienced. Thanks.

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    Angular + .NET FULLSTACK – JD Location: Remote (India) 6 month contract Time: 11AM – 8PM Budget: 1200$ per month Mandatory Experience: • Strong skills in C#, Web based application development experience in C# .NET • Experience with .NET Framework, • Expertise in multiple front-end technologies such as: Angular, Web Forms, is desired •, C#, WEB API, SignalR/ RabbitMQ/MQTT • Hands-on experience working with Angular 12 is required • Experience Developing WEB API and REST Services. Expertise in developing REST services in C# alongside using Entity Framework or to consume a SQL Server database • Familiar with application architectures such as MVC, MV*, etc. • Familiar with relational database concepts and software developmen...

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    Need freelancer who are experienced in MQTT and Google Maps for Real Time IOT Messaging and Visualization For Developing Android App for Android 12

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    Busco desarrollador de aplicaciones móviles (Futter y React Native) para proyecto de emprendimiento. Estamos desarrollando un sistema IoT (similar a sistema de seguridad) con conexiones por HTTP, MQTT, Websockets y Bluetooth. La parte del código de backend y embebido (ESP32) está desarrollado al 100% Se requiere: Disponibilidad inmediata para comenzar Disponibilidad de agenda para las próximas semanas Se ofrece: Apoyo necesario por parte del equipo de desarrolladores de Backend y embebido. Reuniones para aclarar cualquier punto. Seriedad, proyecto real, referencias futuras, etc.

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    Need A Raspberry Pi Web Server which can upload BLUETOOTH BLE Beacons EddyStone and iBeacon to MQTT server or HTTP Server

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    Monitor Json API and Use Queue to Speed Up Alerting 10+ Years Experienced Developer Required who have knowledge of MQTT, NodeJS,NodeRed, InfluxDB, API For More check the PDF This is a serious project with alerts and monitoring realtime with Graphs and much more {"flag":1,"data":[{"device_mac":"BC572900A0A8","device_temperature":"27.669999999999998","devic e_humidity":"0","Upload_time":""},{"device_mac":"BC572900A08F","device_temperature":"27.293333333 333337","device_humidity":"0","Upload_time":""},{"device_mac":"BC572900A059","device_temperature": "27.2819047619...

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    I have a simple project in Packet Tracer where the following devices are connected and programmed through Python: A server (hosting an MQTT Broker) A Wireless Router A Roker Switch (ON/OFF) An LED (ON/OFF) A Potentiometer (Variable range) A Dimmable LED (Variable Range) An LCD Display

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    ...using HX711, the data of these nodes are sent to AWS cloud using MQTT protocol using ESP32 root node using local WIFI router. You should write the firmware for ESP32 parent node device which communicates with HX711 (24bit ADC convertor) which is further connected to a load cell. This node firmware should include following 1) Auto Calibrate functionality 2) Tare functionality 3) Minimum Threshold value functionality Each ESP32 parent node device reads the data from HX711 after every “X” (5/10/15/20/30) second and if the difference between the present value and the previous reading value is greater than minimum threshold value then the Data is sent to another ESP32 root node device which then sends the data to cloud using MQTT protocol. I want you to write c...

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    IOT ESP32 GPS + WIFI + ZWAVE S'est terminé left

    Hola necesito una persona que cumpla las siguientes caracteristicas: Programador esp32 con conocimientos en c++ Especialista en iot Conocimientos de mqtt Programador de backend + frontend para mostrar los datos en web. Programador de app en android conectada con el backend.

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    SSL connection S'est terminé left

    Create self signed X 509 certificate and send them to azure cloud using MQTT protocol The certificate must be compatible with any MQTT utility tool such as mqtt fx

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    I want to build an portable low-cost open-source wireless spectrophotometer based on the development done by Katrina Laganovska. I want to use her Arduino code and instal...spectrophotometer based on the development done by Katrina Laganovska. I want to use her Arduino code and install on an Arduino NANO 33 IOT board to support the transfer of the sensor data over wifi to an external MQTT broker. I have the hardware and require an experienced Arduino programmer to develop the relevent software changes. See Katrinas document on how to implement her solution. However I do not want a mobile app or a desktop app, I just need to take the sensor data from the arduio nano iot 33 board and transfer to an MQTT backend broker.

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    Project for Dalvadi Dhavakumar D. S'est terminé left

    Hi Dalvadi Dhavakumar D., Keen on getting some php MQTT code to update an AWS IOT thing. Possible... please come back to me.

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    I need an ignition integrator S'est terminé left

    Creating a front end interface & SQL back end for a lite MES system. Order track and trace, inventory management & storage. Limited Scada connectivity - mainly MES work. Already have ignition with vision, historian, SQL bridge, MQTT. Do not have perspective module or reporting module. So would like built in vision. Have latest 8.1 version. I have some data in an existing system that I would like to feed in to this - so basically just read from existing SQL tables to pull existing information from and existing ERP system. There will be no requirement to write back to ERP system. But new information will need to be written to an SQL database contains information such as time orders processed and qty processed.

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