Esp8266 wifimanager mqtt työt

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...

...manage 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 monitori...

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 on the lookout for an experienced professional who can set up a MQTT server and client to establish secure IoT communication for my device, a SoundBox Notification Speaker. Key requirements include: - The setup of an MQTT server and client from the ground up. - Utilisation of SSL/TLS encryption to secure the connection and ensure data integrity. - Experience in working with similar type of devices i.e., IoT communication devices. The ideal freelancer should have a proven track record in IoT-based projects, particularly those demanding real-time communication. Experience with data logging could be a bonus. Knowledge of encryption techniques and the ability to implement them on MQTT communication is crucial. Willingness to provide post-setup support would be...

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....

...Required Skills: The goal of this project is to gain some practical experience in Android development and exercise your understanding of cellular and WiFi networks by measuring them. Our specific learning objectives include: • Getting familiar with the Android programming framework. • Implementing background services for Android. • Implementing network measurements using the Telephony and the WiFiManager Android APIs. • Practicing technical code documentation. • Practicing teamwork. While I did not specify how I want the app to look, I am open to any design suggestions. The functionality of the app is my main concern, but a user-friendly interface will be valued. When bidding, please include: - Your Android app development experience. - If possible, e...

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...

More details: What specific features are you looking for in your zigbee home automation system? Energy monitoring What is the primary goal for incorporating energy monitoring in your zigbee home automation system? Reduce energy bills Which types of devices would you like to include in the energy monitoring system? Lighting systems

...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...

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...

I am looking for an expert in IoT who can develop a custom lighting and device control system for my home. - Capabilities Needed: - The ability to control lights, thermostat and door shutters using Blynk or similar platforms. - Automation control with a mobile application will be required as well. - Mobile Application: - I prefer the use of Blynk or a similar cross-platform management tool over a specifically iOS or Android-only platform. - UI/UX Design: - I want a mobile application that is simple and easy to use, similar to the interface on platforms like Blynk. Applicants must have extensive experience with IoT systems, preferably with Blynk or similar platforms, and excellent understanding of automation control. Knowledge of UI/UX design principles is also needed.

More details: I have a AWS IoT Core account where MQTT devices are publishing data to it. I require the assistance to set-up Ignition SCADA V8.0 Mqtt engine to subscribe to the topics within AWS IoT Core.

Requirements - C, C++ (middle), Python (optional) programming languages. - Ability to read and understand electronic schematics. - Be ready to deal with hardware. - Be striving for self-education and self-organization. - Have good English verbal and written skills (B2/Upper-Intermediate). Qualifications: - Embedded Linux - Multithreading/multiprocessing - ESP32 MCU development - Web protocols (MQTT, WebSocket) - Low-level protocols (UART, I2C, USB) - Wireless protocols (BLE) - Cloud services (AWS) - Electronic schematics and PCB design - Hardware bring up and debug If you believe that your skills and expertise align with the requirements of this position, please send us your CV. Additionally, if you have a portfolio or examples of previous work, we would be interested in seeing th...

Requirements - C, C++ (middle), Python (optional) programming languages. - Ability to read and understand electronic schematics. - Be ready to deal with hardware. - Be striving for self-education and self-organization. - Have good English verbal and written skills (B2/Upper-Intermediate). Qualifications - Embedded Linux - Multithreading/multiprocessing - ESP32 MCU development - Web protocols (MQTT, WebSocket) - Low-level protocols (UART, I2C, USB) - Wireless protocols (BLE) - Cloud services (AWS) - Electronic schematics and PCB design - Hardware bring up and debug If you believe that your skills and expertise align with the requirements of this position, please send us your CV for review. Additionally, if you have a portfolio or examples of previous work, we would be interested i...

I require an expert to amplify the encryption level for the flash memory of an ESP8266 chip, used primarily for device control in my project. The primary goal is to achieve a highly secure system to prevent potential device cloning. Required Skills/Experience: - Strong experience in ESP8266 programming - Familiarity with encryption algorithms Job Duties: - Implement a high-level encryption system for ESP8266 flash memory - Confirm encryption's efficacy against cloning attempts - Provide instructions for maintenance and future modifications Please note, due to the proprietary nature of this project, you may be required to sign a Non-Disclosure Agreement (NDA) before detailed discussions commence. I appreciate your understanding. I also value quality and att...

I'm seeking a proficient AWS developer, with specific experience in EC2, to devise a secure, efficient, and reliable MQTT broker for the purpose of data collection. Key Objectives: - Set up an AWS EC2 environment - Implement MQTT broker for efficient data collection Required Skills and Experience: - Proven experience in AWS EC2 - Profound knowledge of MQTT broker setup - Strong understanding of networking, specifically for data collection - Excellent problem-solving abilities - Relevant certifications would be a plus This project requires a comprehensive understanding of EC2 AWS and MQTT broker technology. If you're well-versed in these areas, please don't hesitate to bid. Please indicate your relevant experience in your proposal.

Using an STM32F1 Microcontroller and a NFC reader like PN532 (or any other), write C code to a. write a string value to an NFC tag, hereafter referred to as 'data' b. read multiple tags (one by one) and add their data (string value) to an array c. should be able to read minimum 4-5 tags one by one and add their data to the array d. send this array over UART to an ESP8266 (ESP code is not required) e. Use STM32F0 / STM32G0 The tags are placed within reading distance of the reader and the reader must read all tags and log their data to an array. No hardware or circuit design is required, only the STM code is required, along with the description of the hardware used (modules or chipsets that are used). Only limitation is that the NFC reader must be economical.

DO NOT APPLY OR BID UNLESS YOU READ THIS IN DETAIL. ANY BIDS NOT COMPLIANT WILL BE DELETED Project Description: We are seeking an experienced Project Manager with a strong background in systems design to oversee the development of an innovative Wine Cellar Lighting Control System. This system will utilize ESP8266 components for WiFi-enabled control of RGB lighting strings, aimed at enhancing the visual appeal and functionality of wine cellars. Responsibilities: The Project Manager will be responsible for: Defining the project scope and objectives, ensuring technical feasibility. Documenting functional and non-functional requirements. Generating user interaction flows and sample wireframes to guide development. Hiring and managing a back-end developer (specializing in .NET latest ...

I'm currently requiring support with a fascinating project I'm working on. The project involves developing a highly tailored program for an ESP8266 wifi module that will be used in a digital RGB LED clock based on wled. The program will need to offer the following features: - Accurate time display - Alarm setting capacity - Accurate date display - Automatically adjust date and time when connect to wifi - Adjustable brightness control - A talking clock feature that sounds every hour with varying effects, such as a cuckoo voice - Auto-brightness that reacts to room lighting - Glowing of an additional LED for every day(for sunday to saturday block) - Temperature display - Customizable number of LEDs per segment(to be usable for small and big size clock) - The ability to en...

I'm seeking an experienced freelancer in embedded firmware development focusing on ESP32 microcontroller capabilities. My project needs the firmware to support: - WiFi connectivity - GPIO interfacing -MQTT -MQTT web dashboard setup An understanding of IoT applications and proficiency in C/C++ are crucial for this job. Previous experience working with ESP32 microcontrollers is very advantageous. Your task will be to construct reliable, efficient firmware making optimal use of the ESP32's interfaces listed above. You will also need to provide clear documentation of the firmware designed.

I'm seeking an expert familiar with the Core1262-HF LoRa Module SX1262 chip to interface with esp8266. your job will be to give me a sample code that i can test it. Key Requirements: - Experience with Core1262-HF LoRa Module SX1262 chip - Expertise in working with esp8266 Skills & Experience: Ideal candidates will have proven experience in: - IoT connectivity solutions - Working with Core1262-HF LoRa Module SX1262 chip and esp8266 for more details of the lora module refer

I am looking for an experienced HMI programmer, specifically skilled in Ignition . The task at hand will involve transferring sensor data to Ignition and creating a few display screens. Ideal expertise include: - Extensive experience with IIOT, mqtt - In-depth knowledge of HMI systems. Interested applicants should be able to showcase a portfolio or provide references of past relevant work. Per hour and has to be done on our servers remotely. Softwares are fully loaded and sensors are connected.

I need an expert proficient in setting up and configuring RabbitMQ, MQTT, network operations, and fundamentally keen on upholding superior levels of security and authentication. The freelancer will perform tasks like: - Setting up and configuring RabbitMQ - Establishing MQTT setup and configuration - Implementing network setup and configuration aligning with best practices. Highly skilled freelancers in RabbitMQ, MQTT, and network configuration should place their bid. Ideally, they should demonstrate a high level of competence in ensuring robust security and authentication processes. 2 hours, no need setup rabbitmq, I need someone doing configuration only, and teaching and providing instructions

...the wifi module in the "boards manager" of the Arduino IDE app. Need help on that also. Ideal Skills: - Extensive knowledge in Arduino Uno and Bluetooth communication - Experience in app development for the iOS and Android platform - Familiarity with handling soil moisture sensors Requirements: - Successful communication with Arduino Uno exclusively via Bluetooth module (HC-06)/wifi module (esp8266). -Able to produce an in depth explanation on the step by step process of how to do the entire thing. - Functionality to set watering intervals, control the amount of water delivered, select for specific plant types through the app, and turning the whole device on and off. This project requires a keen understanding of both app development and Arduino interfacing. Both the ...

I'm in need of an experienced ESP programmer, primarily with expertise in ESP8266/ESP32 devices. There are two existing open source repositories that accomplish the functionality needed. The functions of the two repositories will need to be combined into one project. The task involves: - Which functionalities to include? I would like for the device to be programmed to communicate using ESP-Now and MQTT. - What type of device will be used? Specifically, I want to utilize an ESP8266 based gateway to listen via ESP-Now to data from an ESP32 based Savvycan, and send a command via MQTT to home assistant to control a garage door opener that interfaces with Home Assistant using MQTT. - Interaction with other hardware components? It's essential for the...

I'm seeking a skilled developer experienced with MQTT (Message Queuing Telemetry Transport), Dot Net aspx web development, and Industrial IoT solutions. This project involves creating a website to monitor industrial machinery in real-time. The site should be built using Dot Net aspx, and implement the MQTT protocol for data transmission. Your role will include: - Setting up communication between a gateway device and the website via MQTT. - Implementing real-time monitoring of specific aspects of the machinery, such as its temperature, pressure, energy consumption, level, and vibration. The ideal freelance candidate: - Shall have solid experience in Dot Net aspx website development - Shall have a demonstrated understanding of MQTT protocol - Familiar...

...software should encompass three main functions: • Data Management: The software should effectively manage and organize large amounts of data with top-notch efficiency. • Business Analytics: Ability to interpret and analyze data to assist in business decisions is pivotal. • Communication and Messaging: The software should facilitate robust communication channels and messaging functions. through MQTT Even though I haven't specified any programming languages, the ideal candidate should have proficiency in one or more modern languages and be ready to suggest the most suitable one for the project. Experience in developing multi-functional software is a plus. Your expertise should allow for the creation of a software that's user-friendly and ticks all the lis...

I'm working on a nodeMCU ESP8266 based throughput scoreboard project for my production department. My key focus is to connect seven clients to one server over a WiFi connection. Requirements: - Proficiency with NodeMCU ESP8266's server and client configuration. - Proficiency with ESPNOW - Knowledge of signal transmission via wifi connections. The main task involves transmitting a signal from seven clients to a server via WiFi. I have eight (8) totalizers (counters) that display FPM throughput on seven (7) wood processing machines. The eighth one is total for the seven machines. The totalizers increment via contact closure via a custom PCB that I have designed. I have everything to make this work, except the code. Ideal Skills: - Deep understanding and expe...

I'm seeking an experienced Laravel developer with knowledge in SQL Database Management, MQTT, and IoT integrations. Essential skills and experience involve: 1. **IoT Devices Integration**: The professional should have previous experience integrating Laravel with various IoT devices. In this case, the object of integration includes smart home devices, industrial sensors, and wearable devices. 2. **SQL Database Management**: I need assistance in managing my SQL database for various functionalities. Specifically, the task requires skills in data retrieval, data storage, and data synchronization. 3. **Template Customization**: I have my own pre-designed templates which need adjustments. The main element to be modified is the layout and structure. Experience in customizing Larave...

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...following; -WiFi setup similar to Tasmota. Meaning, when the box starts, it should be in AP mode, ready to be found by a laptop for example. Once found, the local WiFi SSID and password should be entered. At this point, the box will be available on the local WiFi. -MQTT client Must have the MQTT client installed using TLS. Server details can be hard coded into the firmware as those will not change. Must have simple web interface such as Tasmota to set the user credentials and topic. -Display The point of the task is to use MQTT to send text and images to be shown on the display. This is a simple job for someone who knows the ESP-IDF development environment. Once you complete this, and I can see it's working well, there could be ongoing work for you i...

...experienced developer to create an Alexa skill with specific functionalities. This skill will be aimed to take advantage of an ESP8266 webserver and an ultrasonic sensor and provide information about speaking distance. Here are the functionalities: - Providing the speaking distance value retrieved from a local webserver like (this is just example and it will not be static) - The speaking distance will be measured by an ultrasonic sensor via ESP8266 webserver. - This value will be updated constantly, ensuring real-time information. Required skills and experience: - Proficiency in developing Alexa skills. - Knowledge of using and integrating ESP8266 webserver. - Understanding of ultrasonic sensors and their implementation. - Ability to deliver reliable, efficient...

...classes, ...) MS2: - fetch ESP32 states like battery SOC, RTC time every configurable seconds (default 60s) - persist each fetch of states into a data structure (recommend if json is not okay for you), which is failsave (if one data is broken, not all datasets are broken) - provide a transactional detection, so that other threads are only reading final written files MS3: - implement sending via MQTT the aggregated data from MS2 as json - Assume you can send only random(5*60s, 30*60s), every 5-30mins - ensure to only read finished files of MS2 Budget? will not be disclosed, place your best bid to get considered What is next? We will share you a NDA and afterwards a paid test task. Payment? - you estimate in a WBS (optimistic, expected, pessimistic, where optimistic < exp...

...microcontroller - The selected freelancer should ideally have experience with ESP32 or ESP8266(NodeMCU). • QR Code Integration - The payment system should allow for seamless transactions via QR code scanning. • Payment Methods - As a preferred payment gateway, the system should be able to process transactions via Credit cards. Further methods could be discussed. • API and JSON Usage - You should be conversant with using APIs and JSON for the integration process. Preferred Skills: • Experienced with ESP32 or ESP8266(NodeMCU) • Proficient in APIs and JSON • Prior experience in Payment gateway Integration • Familiarity with QR code systems We are looking for a developer who can create a payment system for esp32 or esp8266 (No...

Development Project with WI-FI, MQTT, WEBSOCKET, and ESP32 This project aims to develop a code that enables an ESP32 device to connect to a server via WI-FI, using MQTT and WEBSOCKET for sending and receiving data. The focus is on connection stability and efficient communication between the device and the server, ensuring secure and reliable data exchange. ---- Projeto de Desenvolvimento com WI-FI, MQTT, WEBSOCKET e ESP32 Este projeto visa desenvolver um código que habilite um dispositivo ESP32 a se conectar a um servidor via WI-FI, utilizando MQTT e WEBSOCKET para o envio e recebimento de dados. O foco é na estabilidade da conexão e na eficiência da comunicação entre o dispositivo e o servidor, garantindo uma troca de ...

...seeking a skilled Flutter developer who specializes in using MQTT to enhance an existing application. Will provide anydesk access. Need to work locally to complete project. Key Task: - Integrate real-time data updates into the app. Specifically, this project entails: - Implementing functionality for the app to publish data to an MQTT broker. Although the specific broker hasn't been specified, general MQTT experience is essential. - You'll need to work within an existing architecture. Therefore, any modification shouldn't affect the overall function or design of the app unless necessary for the real-time update functionality. Ideal Skills: - Well-versed in app development using Flutter. - In-depth knowledge and experience in MQTT. - Strong u...

...to consistently and accurately connect to an AWS server and communicate data. Requirements: - Establish a real-time updating system on the AWS server and app to convey temperature and humidity readings from the Esp32 controller - Implement MQTT as the primary communication protocol for enabling the efficient Esp32 controller to AWS server connection Skills and Experience: - Proven experience configuring and integrating Esp32 controllers - Extensive knowledge of AWS server management and real-time data updates - Solid understanding of MQTT communication protocols - Track record of creating efficient temperature and humidity sensing applications Your contribution will greatly enhance the responsiveness and performance of the set-up, providing crucial environ...

...the lead on this exciting venture, I am seeking an exceptional developer with a deep understanding of Node-RED, Python and MySQL. This project involves creating an advanced automation and workflow optimization system. Key features needed include: - Real-time data monitoring - Customizable workflows - Sensor programming using industrial protocols and MQTT Due to the complex nature of this project, experience with industrial protocols and MQTT is mandatory. Python proficiency should be at an advanced level. Your role will require you to use these skills to design a robust, sophisticated system capable of efficiently streamlining workflows. This project is not a run-of-the-mill one. It offers an opportunity to work on a cutting-edge technology, guaranteed to push your p...