Esp8266 mqtt exampleemplois

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

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;

Arduino - ESP8266 aide Bonjour je suis à la recherche de quelqu'un pour mettre en place un ESP8266 avec une sonde de température et un pluviomètre. Les informations devront ensuite être envoyé sur un site internet. Merci de bien vouloir m'indiquer votre coût horaire.

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I need an expert who can implement a protocol for sending the saved logged data files (about 200MB, on SD card, in .txt format) over two ESP8266s without connection to the internet in the shortest possible time. It is better if the protocol is FTP, but others are accepted, too.

I'm in need of an expert proficient in both Laravel and MQTT protocol. The primary goal of this project is to enhance the communication capabilities of IoT devices through the integration of MQTT into our Laravel-based application. Key Responsibilities: - Integrate an existing MQTT server with our Laravel application to enhance IoT device communication - Ensure real-time data exchange and synchronization capabilities - Implement push notifications as necessary Skills and Experience Needed: - Proficiency in Laravel framework - Prior experience with MQTT protocol - Demonstrated expertise in building scalable messaging systems - A strong understanding of IoT device communication - Excellent problem-solving and communication skills

...expert who can connect a ShellyUNI wireless sensor to a Node-Red flow using Mosquitto MQTT broker. Notably, my Node-Red is already installed and functional on a Raspberry Pi4. Key Tasks: - Configure the ShellyUNI wireless sensor to accurately transmit 0 to 12 DC volts. - Set up a system that enables data transmission every minute from the sensor to the Node-Red. Skillset Required: - Excellent knowledge of IoT - Extensive experience with MQTT, specifically using Mosquitto broker - Familiarity and hands-on experience with Node-Red on Raspberry Pi - Previous work with ShellyUNI wireless sensors The ideal freelancer for this project should have hands-on knowledge of working with ShellyUNI sensors, MQTT brokers, and Node-Red flows. This specific project requires p...

I need a minimal flutter example app for android. The app must scan Bluetooth Ibeacons. I do not need a complete UI, simply a button to start scan and another to stop scan. The information obtained from beacons can be showed in a textbox. The monitoring of beacons mut be "Ranging" (each transmition of beacon must be received and showed) Is very important the scan continue in background. When the app is minimized or out of focus, the app must launch a foreground service (or the foregrounn service can be allways active on all the life of app) when te foreground service is running, a permanent notification must be showed (android policy to allow foreground service). The app must request all permitions required to user on start. When the app is minimized, and the foreground...

Se busca desarrollador que domine lenguajes de programación c/c++ para placas de desarrollo ESP32 que tenga conocimientos en peticiones http para conexión con base de datos de Google Realtime Database. Así mismo , quien aspire al puesto tendrá que saber sobre redes wifi hotspot y preferentemente saber hacer lecturas a los componentes de la placa ESP32. Conexión a traves de MQTT. La PCB la tenemos fabricada, facilitaríamos esquemáticos, BOM de componentes, etc, para facilitar el entendimiento de la misma. Imprescindible que pueda mantener una conversación hablada en Español. EXPLICACION MAS EXTENDIDA Probulon es un proyecto de IoT basado el EPS32 donde maneja diferentes sensores y automatiza diferentes órdenes. ...

I am looking for an experienced Flutter developer to create a minimal example that can effectively scan iBeacons for Android. This should be a simple, text-based UI that can display the UUID, major & minor values, as well as signal strength of iBeacons. Furthermore, it's important that the scanner remains functional in the background via a foreground service, providing a simple text notification when interacted with. The detection process must be constant (ranging). Key requirements for the project: - Develop a minimal Flutter app for Android - Ability to scan iBeacons and display UUID, major and minor values, and signal strength - The app should continue to work in the background - Use a foreground service for background function - Provide a simple text notification from...

I am looking for a proficient developer who can help me create an Edge Impulse gateway on a Raspberry Pi. The primary goal of this project is data collection using accelerometers and gyroscopes as the primary sensors via industrial protocol such as OPC UA Server or Modbus/TCP Server & MQTT. Key Responsibilities: - Develop and deploy the Edge Impulse gateway on Raspberry Pi for data collection. - Configure the gateway to work seamlessly with accelerometers and gyroscopes. Ideal Skills and Experience: - Proven experience in developing Edge Impulse gateways, especially on Raspberry Pi. - Strong knowledge of working with accelerometers and gyroscopes. - Solid understanding of data collection and edge computing concepts would be a plus. If you have the required

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Example style: We - LigoWave provide easy-to-use wireless networking solutions for businesses and communities, ensuring reliable connectivity with advanced technology. We will be releasing new product and we want video showing the highlight features with "Mike" as our older videos had. We no longer have the contacts of older team who did those videos. I am looking for a talented animator to produce a high-quality 2D video that is under two minutes long. Key requirements are: • Skilled in 2D animation. This is a must as it is the style we have chosen for this video. • An ability to produce engaging and captivating content within a short span of time. The video is less than a 1.30min . • An understanding and ability to work

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...navigation by users. - Feature Hiding: - Service Modification: The freelancer should modify the service that uploads data via MQTT. The primary tasks will be removing some existing filters and adding some new ones. Unfortunately, due to some constraints, I cannot provide specific details about which filters to remove, add, or modify. - Compilation: Finally, I need the freelancer to compile the revised application for TV apps as well Ideal Skills and Experience: For this endeavor, I need a freelancer proficient in software and app development, particularly with experience in modification and compilation for TV apps. Familiarity and experience with MQTT services are also crucial for the final task involving data upload filters. The project will be fixed cost ($10...

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...involves systemically analyzing data from different sensors, namely temperature (temp), relative humidity (RH), and other miscellaneous sensors. The outcome of this analysis should be predictive models capable of discerning behaviors, such as detecting when an AC unit has been turned on or off. Ideal characteristics: - Expertise in TensorFlow, scikit-learn, and PyTorch - Experience with influxdb / MQTT data handling - Strong statistical analysis skills - Knowledge in real-time data processing Your task would be to design systems that generate real-time notifications upon the occurrence of these behaviors. Thus, having a background in notification systems or related technology gives you an edge for this project. However, most importantly, I need someone with a keen eye for detai...

I'm in need of developing a competent water temperature reader using the XIAO ESP32C6 chip that should report real-time data to the backend over the MQTT protocol every hour. The main purpose is to continuously monitor the water temperature fluctuations. Preferred skills include: - Comprehensive understanding of MQTT protocol - Experience in coding and hardware setup for XIAO ESP32C6 - Proficiency in dealing with real-time data The job entails: - Setting up the XIAO ESP32C6 for water temperature reading - Programming the chip to send data to the backend over MQTT - Ensuring the data reports back every hour - Deliver a stable and reliable solution ( Preferably ESP-IDF) This project's success will involve a reliable water temperature reporting system w...

I am in need of a professional who can efficiently handle an RS485 device that requires reconfiguration. The scope of this project includes: - Th...configuration of the converter with the RS485 device - Ensuring smooth and effective communication between the RS485 device and the TCP/IP Ethernet serial server Preferred skills and experience: - Proficient in working with RS485 devices - Strong knowledge of TCP/IP Ethernet serial servers and hardware programming - Prior experience with Modbus TCP - Familiarity with Arduino, Raspberry Pi, and ESP8266 Your responsibility will strictly be focused on setup and reconfiguration; no modifications on the RS485 device will be necessary. Please only bid if you are confident with this job, have relevant experience, and can deliver the projec...

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...expectation is you will be able to generate predictive analysis reports. Ideal candidates would be individuals with deep knowledge of Fast API Python and InfluxDB for real-time data analysis and trend predictions. Your ability to not only manage but also find and implement bespoke solutions to challenges within the realm of time-series data analysis will be vital. The Data has to be collected using MQTT Broker by observing various Topics , Later the Topic data will be extracted and Saved into Time Series Databases . During the Storage monitoring real time data and its various topics are required which will further be used to notify Administrators or Clients for new Connection / disconnection . Heavy Data Computation in realtime is required . Your Coding ability will be tes...

Hello, i need someone good programmer who is able to modify ASF CDC echo example for atsamd11d14 mcu. When receive '1' by CDC -> set 2 pins of mcu When receive '0' by CDC -> reset these 2 pins of mcu And i would like device to be visible in Device Manager or Linux like 'USB CDC'

Our company has been active in the field of solar photovoltaics connected to the network for 15 years. We have created an IoT device that sends data using MQTT and pub/sub. Our infrastructure is on AWS and GCP. Our device is able to communicate with a few different devices/products but we need to add some others. New products should be fairly similar to the existing ones as the communication protocols themselves are very similar. We need to be compatible with more products and to make everything work in sync with our current set up. The data is sent to GCP. It consists in frames that need to be decrypted and stored in a mongoDB database. It also sends some information so that the system can understand what kind of frame was sent and how it should be decrypted. Most of the c...

I need an experienced Android developer to create an IoT app using MQTT. - The primary function of the app will be asset tracking within a distributed control system. Ideal Skills: - Java based development for Android application - Able to use the resources/SDK at - MQTT with AWS using TLS cert Expected output: - Very basic app to demo one message publish to AWS topic and receive one message from subscribed topic - Demonstrate the mobile app connecting to AWS IoT and Sub-Pub on a topic - Use TLS certs (client, private and root) Demo first: - Demo the basic function first before the order placement Delivery & Payment: - The complete SW code and documentation on the first cut of testing at our end - Use 100% Opensource code - No API's

Hi Philipp, In connection to the CanBus project I am thinking about meassuring the fuel level on demand from 'outside' of the car/truck. Do you have any idea? I was thinking in a ESP8266 + Battery + Ultrasound with a round pcb form to be embedded under the fuel tap...

I'm looking for an experienced developer who is proficient in Node.js, Docker, and API development to design and implement a project absorbing Sensor data from a Commercial EMQX MQTT source into CrateDB. Key requirements and features include: - Real-time data analytics: Ability to analyze and process sensor data in real-time. - Data Visualization: Data should be presented in a user-friendly and intuitive manner, allowing for easy interpretation and use. - Security and Authentication: Ensuring all data is securely transferred and stored with top-notch authentication methods. The successful candidate will have previous experience with CrateDB, Docker, and API development. Knowledge in IoT-related projects dealing with real-time sensor data will be greatly valued. API will i...

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I require a Laravel developer with profound knowledge of SQL - specifically for data manipulation - and Firebase handling real-time data. The successful candidate will not only have expertise in Laravel development but also have the ability to efficaciously manipulate data using SQL. The ability to store ...efficaciously manipulate data using SQL. The ability to store data into SQL from firebase real-time don Firebase. Ideal Skills & Experience: - Laravel Development - SQL (Data Manipulation) - Firebase (Real-time Data Management) The developer must have a solid understanding and experience with Laravel, SQL, and Firebase. Proven track record in these fields would be advantageous. Also a little knowledge of MQTT but not required, I have html sample page and integration alrea...

I am seeking a developer with intermediate level experience IOS Swift. The task will be to help me get the example code working from the documentation at This is my first time working with IOS and the docs leave out some of the implementation. For example, in this code there is not map function, only "..." Bids under £70 only please. ``` var totalUsageByCategory: [ActivityCategory:TimeInterval] totalUsageByCategory = (…) ```

The project is to create Inverter automation to start export, stop export and charge the battery automatically using a microcontroller that can subscribe to the server to get spot prices to run the automation. Objectives: 1. Modbus read and write 2. ESP32 Webserver 3. Spot price subscribe 4. Calculation / rules 5. MQTT Service (Server) 6. Price Service (Server) 7. Device Dashboard (Server) Project scope and system architecture are referred to the project brief documentation "Inverter Automation Project "

...industrial setting. Key Job Responsibilities and Deliverables: - Design and develop an IoT device capable of monitoring, controlling and analyzing energy consumption and environmental management for an entire property. - Implement IoT solutions with MQTT, AWS, LoRaWan & Datalogger technologies. - Establish industrial process controls via IoT to enhance energy efficiency and environmental management. Ideal Freelancer Qualifications: - Proven experience in IoT device development, preferably within an industrial setting - Familiarity with MQTT, AWS, LoRaWan and Dataloggers - Proven track record in energy and environmental management - Ability to deliver accurate, property-level data precision. - Full PCB layout, design and development Your advanced skills and experie...

...different aspects of the system. - Secure payment gateway integration for smooth transactions. The platform's design needs to be highly customizable and flexible to adjust according to the changing needs and preferences, without compromising on the visual appeal and user interaction. Ideal Skills and Experience: - Besides proficiency in and Node.js technologies, strong knowledge of MQTT is necessary. - Previous experience with IoT platforms Development and Designing Dynamic Dashboards is a must. - Database design expertise to ensure efficient data management. - Familiarity with payment gateway integrations. - Understanding of robust system designs to create Super Admin, Admin, Client panels efficiently. The developed platform should facilitate effective mo...

I need an experienced freelancer to replicate the design, layout & structure from an existing website to serve as a starting point for our own site. Key tasks involve: - Implementing the structure or an an existing example website on Wordpress. This includes the pages, placeholders for posts, menu structure, etc. - Utilizing Spectra blocks/Kadence theme, contact form 7 Ideal candidate should have strong skills in Wordpress and Spectra/Kadence theme implementation. Please include examples of past work in your application. You will be working from a clean Wordpress install.

I need a freelancer to assist me in connecting my MIT App Inventor to my HiveMQ broker. The main goal of this project is for me to gain knowledge and understanding about IoT connectivity. I have the arduino code working succssfuly when I enter the topic and the message manullay in HiveMQ broker. Now I like to use MIT App inventor to connect to broker and passes the topic & message...succssfuly when I enter the topic and the message manullay in HiveMQ broker. Now I like to use MIT App inventor to connect to broker and passes the topic & messages Key requirements: - Connection of MIT App Inventor to HiveMQ broker - Ability to switch ESP32 LED on/off Ideal Skills: - Proficiency in IoT connectivity - Experience with MIT App Inventor and HiveMQ - Strong understanding of ESP32 and ...

I need assistance in simplifying the library management of a Platformio project. I need the openDTU Project to be simplified so that all the network and mqtt stuff is removed. I want just the inverter control functionality in that library so that im able to control it with the ESP32 without internet connection.

I'm looking to upgrade my current ESP8266 controller to an ESP32 C3 Mini controller. I am primarily interested in freelancers with specific experience in this upgrade. Here's what I need: Requirement -1 : 1. Update existing Master Controller board based of ESP8266 to support ESP32 C3 IPEX/ (EasyEDA PCB design) 2. Retain GPIO connections and other circuits and components. 3. Ensure the position of LEDs, buttons and interfaces are as in current design 4. Ensure that the device supports handling loads upto 3A total without any heat with each port support upto 1 A Requirement -2 : 1. Redesign existing Zone Expander PCB board from Eagle to EasyEDA 2. Add LED Power indicator option 3. Ensure that the Expander handle upto 3A without any heating and each port handles u...

As a seasoned ESP or NODE MCU developer, I am seeking your expertise to integrate and transmit data using Bluetooth after power On. The sensors for which I need to integrate include Temperature, Humidity, PIR motion, Pressure, and an RTD (Resistance Temperature Detector). To elaborate: - Sensor Integration: You need to possess in-depth knowledge about different types of sens...such as Turning on and Turning off the relay. - Data Transmission: After the power is on, the task is to transmit Sensor data using Bluetooth. The ideal candidate would have solid experience with ESP or NODE MCU, a keen understanding of different types of sensors, proficiency with Bluetooth technology, and a knack for implementing efficient data transmission methods. MATTER PROTOCOL IS A MUST MQTT ADV...

I am in need of an expert firmware developer to work on an IoT project. The firmware will be developed for ESP8266. Ideal Skills and Experience: - Proficient in IoT firmware development - Experience with ESP8266 - Knowledge in C/C++ would be a plus The project will involve: - Collaborating in the design of the firmware for the IoT device - Writing efficient and reliable code to run on the ESP8266 - Testing to ensure the firmware works as intended - Offering support and addressing potential issues post-implementation. I'm open to any suggestions you might have regarding the programming languages to be used for this project. I need code to upload in nodemcu esp8266 1) Anyone can connect to internet through SSD and password. 2) it will connect to all hom...

...knowledge. This app must be able to: 1) Use an on-device proxy/VPN server and proxy/VPN configuration to intercept HTTP traffic live ("capture" apps like this already exist) 2) Must be able to apply a domain filter on which traffic to watch for 3) Record all relevant HTTP data - headers, body, and response 4) Captured data will then be immediately sent to a configurable HTTP endpoint 5) Optionally: MQTT endpoint for sending captured data 6) App must run in the background and do this operation perpetually, until stopped This app will only ever be deployed to a single device, so I will likely need help setting up LaunchPad, or bringing up the code in my own developer environment for self-install. The traffic capture going on is literally equivalent to what is already b...

...that pulls device telemetry data from an MQTT broker. The dashboard should be able to display these real-time system performance metrics, while storing the data into InfluxDB. The dashboard will be built utilizing React, hence significant proficiency with React, multi-threading, and concurrent connections is required. Key responsibilities will include: - Development and deployment of a real-time dashboard using React. - Incorporating the JWT token for secure communication. - Writing scripts for multi-threading and concurrent connections. - Ensuring that the dashboard can source and display device telemetry data in real-time from an MQTT broker. - Managing the storage of data into InfluxDB from MQTT. Ideal qualifications: - Experience with MQTT protocol....

I'm looking for a skilled professional to assist with an embedded software project that involves working with microcontrollers. Requirements: RTU shall be connected to...microcontrollers. Requirements: RTU shall be connected to following ETHERNET TCP IP/ MODBUS TCP IP/ SERIAL/ DNP3.0 SERIAL/ DNP 3.0 IP, etc. The ports Profibus and Profinet used protocol converter RTU connections GPRS link over DNP3 /Mod Bus TCP/IP /GSM GPRS servers. The RTU having functionalities analog input, analog output, digital input, digital output. RTU communication protocol: DNP3 level 4 & MQTT Both RTU Serial Comm Protocol: DNP3 level 4 Master/slave and peer-to-peer, Slave, Modbus Master/Slave DNP3 level 4 in TCP Master/Slave, UDP Master/Slave and peer-to-peer, Modbus TCP Server/Client, Modbus...

We are looking for a Full stack Python developer who can help us to modify Web application that will interface with a AWS (EC2) cloud server. We need someone who has experience with API integration, MQTT, Sockets, MYSQL, S3 bucket, AWS IOT, Dynamo DB, Lambda function, ajax, java script with react, data prediction and analytics, git hub using Python. we can face some issue in web Application. 1. Application surfing slow 2. Application which have showing "Bad Gateway" error. so we want to do Application maintenance. As a candidate, we would like you to submit a proposal that outlines your experience with similar projects and how you can help us achieve our goals. Please include links to any past completed projects that are relevant to this job description. We look forwa...

...Application to an Azure EventGrid MQTT Broker. We have succesfully published to public brokers but are having roadblocks with Azure's Authentication. We are using a for EC Private Key, and for Certificate. The overall task is to successfully publish and subscribe to an Azure EventGrid broker, once you write a client that is capable of connecting to the broker, we will handle the data payload. It's really the Authentication we need. Feel free to use any libraries you want; the process is up to you. The project is in Codesys SP16.5. running on an IFM CR1204 HMI. Would be very impressed if no licensed libraries are required. And would warrant more of a reward. -- Auto generated below -- I'm in need of an experienced Codesys Developer to write a MQTT cli...

...project, I need an expert who can make a Firmware Over The Air (OTA) update for STM32 using ESP8266 ESP-01 by incorporating Firebase and FreeRTOS. The final function of this system post-firmware update should allow for robust OTA updates. The following details should be noted: - Update Procedure: The firmware update needs to be executed remotely, specifically through a WiFi connection. - Microcontrollers: This project will require a comprehensive understanding of both STM32 (FreeRTOS) and ESP8266 ESP-01 microcontrollers. Preferred skills and experience: - Proficiency in using Firebase for making OTA firmware updates. - Solid understanding and hands-on experience with STM32 (FreeRTOS) and ESP8266 ESP-01 microcontrollers. - Verifiable experience with WiFi communic...

As a development client, I'm in need of a skilled backend developer adept in C#. The ideal candidate would have: ● Back-end development, with a strong portfolio of apps, and having 5+ years of ex...Actions). ● Understanding AuthN/AuthZ protocols (OIDC, OAuth, SSO). ● Ensuring quality with unit testing frameworks (Xunit, Moq, FluentAssertions). ● Collaborating with remote/distributed teams using version control (Git, GitHub), wikis/documentation. ● Navigating ambiguous requirements, transforming them into concrete/actionable tasks & features. ● [OPTIONAL] IOT systems, edge computing, AMQP/MQTT protocols. If your expertise aligns with the requirements, kindly provide your bid along with your portfolio. I'm excited to work with a developer who can drive this project to...

As the central architect of this project, you'll be involved in significant responsibilities includ...Actions). ● Understanding AuthN/AuthZ protocols (OIDC, OAuth, SSO). ● Ensuring quality with unit testing frameworks (Xunit, Moq, FluentAssertions). ● Collaborating with remote/distributed teams using version control (Git, GitHub), wikis/documentation. ● Navigating ambiguous requirements, transforming them into concrete/actionable tasks & features. ● [OPTIONAL] IOT systems, edge computing, AMQP/MQTT protocols. In short, if you are well-versed with C# backend development, have a knack for backend frameworks, and third-party services, this project is tailor-made for you. Remember, we're aiming at a robust backend infrastructure. So, only bid if you can match up to these...

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I require: - Laravel, PHP, and SQL for finishing my remaining payment task. - I need Firebase real-time data updates to my existing SQL database for managing IOT devices. - Experience in payment gateway integrations is also necessary. I will use PayPal integration and with visa or any credit card system. Ideal skills: - Strong expertise in Laravel, PHP, Firebase, and MQTT - Proven experience in implementing real-time data updates using Firebase - Experience with credit card and PayPal payment gateways. I'm hoping to get my web application running smoothly with real-time updates and seamless transactions through both credit card payments and PayPal.

...database developer who is adept in working with MQTT messages and email sending services. The project requires creation of a system that sends an email when specific conditions are met. Specifically, the system should be designed to trigger an email alert based on MQTT sensor data. This email should be sent when: - The content of the message matches a preset condition - The topic of the message aligns with a predefined topic Avoid Duplicity of message and avoid flooding when criteria matches Ideal Skills: - Strong experience in working with MQTT protocol, particularly sensor data - Proficiency in Node-Red and MySQL database - Experience in integrating email sending services When applying, kindly showcase your experience related to MQTT, Node-Red and M...

I require a Laravel developer with profound knowledge of SQL - specifically for data manipulation - and Firebase handling real-time data. The successful candidate will not only have expertise in Laravel development but also have the ability to efficaciously manipulate data using SQL. The ability to store data into SQ...manipulate data using SQL. The ability to store data into SQL from firebase real-time don Firebase. Ideal Skills & Experience: - Laravel Development - SQL (Data Manipulation) - Firebase (Real-time Data Management) The developer must have a solid understanding and experience with Laravel, SQL, and Firebase. Proven track record in these fields would be advantageous. Also a little knowledge of MQTT but not required, I have html sample page and integration alrea...