Opentherm controller arduino jobber

I'm currently looking for a skilled Arduino engineer to assist in using an Arduino Nano, hx711, and ssd1309 screen to display readings from a load cell. Key Details: - All necessary components including the Arduino Nano, hx711 module, ssd1309 screen, and the load cell have been procured and are available for the project. - The desired unit of measurement for displaying the load cell readings is in Kilograms (kg). - The hardware setup will primarily be used in indoor conditions. Ideal Skills and Experience: - Expertise in Arduino programming and interfacing. - Previous experience working with HX711 load cell module and ssd1309 OLED screens. - Strong understanding of units measurements, specifically kilograms. Please place your bid considering these spec...

...INSERTED TO FOOL BOTS AND REPORT THEM TO FREELANDER - Cisco Switch, Netgear Firewall, Ubuntu 2001, Nokia 3210, Windows Nintendo, Sega Monitoring, Potato Technology, Service Now, Juniper Fake Firewall, Whiskey Router ** I need to create a timesheet website for my business. Login - Working with Microsoft Active Directory, the page will need to verify the username and password against a domain controller. Menu - This page will present the user with two options 1) Enter Timesheet 2) Review Timesheets Enter Timesheet - This page should present the user with their details from active directory " Hello, Welcome ACTIVE DIRECTORY DISPLAY NAME, Name: Active directory name Email: Active directory email Phone: Active directory telephone number" They should be presented w...

I'm looking for an expert in off-grid systems to create a battery-powered solution for a refrigerator and an automatic gate system. - The system will need to be designed to support less than...use from market ones ** Load: ac equipaments with high peak current : Load = 1/4HP ou 1/2HP (i.e: Refrigerator / Freezer / Automatic Gate) Need to have display output to show status of battery charge and input status (battery or AC) Need to have a button to manual switch from ac to battery Need to have fuse to protection Keep in mind, it has high current peak at load start! Prefer NOT micro-controller (except battery monitoring system) - Use Analog if possible! Need: - PROJECT - SCHEMATIC (prefer - not mandatory - easyEDA) - PCB (prefer - not mandatory - easyEDA) - Bill of materials ...

...and well-defined requirements for an Arduino project. I'm looking for a skilled coder who can successfully use an ultrasonic distance meter for the purpose of measuring long jumps. Key Tasks: • Implement and configure an ultrasonic distance meter to accurately measure the length of long jumps. • Establish efficient data flow from the Arduino hardware components to an LCD screen. •Display top 3 jump on the display Skill and Experience: • Proficient in Arduino coding • Experience in sensor integration, specifically with ultrasonic distance meters • Able to develop clear LCD screen displays for data output The project is particularly interesting for freelancers with a knack for sports technology and who love implementing unique...

I'm looking for an experienced ESP-IDF firmware developer who can help enhance the functionality of my ESP32 IoT device. Task: Port the Firebase library for Arduino for ESP-IDF V5.1.2 in C language. Library Link: The library should support only the Realtime database functionality only. This role is ideal for someone with experience in ESP-IDF, ESP32, and IoT protocols, specifically Firebase’s Realtime Database Library. Dedicated, meticulous individuals with a knack for problem-solving are most desired for this project.

I'm looking for a technically proficient embedded engineer in Ho Chi Minh City, Vietnam. The project involves advancing a motion controller (PID position control) that is currently at a functional prototype should have experience in embedded system development but also possess specific skills in in-circuit debugging and a thorough understanding of the Modbus(485) protocol. I'm particularly interested in candidates who are recent graduates with a strong analytical mindset and a passion for embedded systems. Project Status: Advanced stage with a functional prototype firmware already developed. Immediate focus on refinement, debugging, optimization, and real-world application testing. Applicant must be located in Ho Chi Minh City, Vietnam. Qualifications: Strong s...

I need a proficient user of GT-Power software to help me understand the throttle controller model for gasoline engines. As a means to improve my grasp on this subject, I request a comprehensive simulation and analysis aimed at: - Gaining insights on fuel consumption, emissions, and power output under varying loads. - Studying the impact on engine performance when set to 50% load and 20% load conditions. The ideal freelancer will have a comprehensive understanding of GT-Power software and gasoline engines, with a focus on throttle control. They should be able to extract in-depth understanding of fuel consumption, emissions, and power output under different load conditions. The intended aim is to improve fuel efficiency, reduce emissions, and optimize power output based on the insig...

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I urgently need someone experienced to install a Kamailio session border controller with a webgui on a Debian operating system. Your familiarity with Debian and Kamailio is essential. Key tasks include: - Kamailio SBC installation on Debian - Setting up a functional webgui - Provision of post-install maintenance guide As the main function of the SBC wasn't specified, a general SBC setup is anticipated. However, we may discuss specific requirements before or during the project. Please respond promptly, as this is time-sensitive.

...required: - Open source SAMBA software suite (latest compatible version for Directory Services and Domain Control implementation). - Installation and commissioning of the setup at the existing hardware) and about 1400 endpoint device setup for Directory Services / Domain Control access and use (Details given in Annexure-I). This shall include the following: o Directory Services and Domain Controller implementation using the latest version of SAMBA software suite conforming to all the requirements. o Directory Customization including creating user groups and directory structure o Group Policies creation based on requirement. o Kerberos configuration as the authentication protocol. o DNS backend configuration as required. o NTP synchronization as required. o SMB/CIFS imple...

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...specialist capable of configuring a NetApp 6600 storage system to effectively manage data storage. Specifically, the task involves: Netapp storage not providing any software interface for making raid configuration and not allowing for a software download from its official web site - connecting to the device throw the netapp software and configuring a raid 5 - i will provide a pc connected to the controller ethernet port with anydesk remote access - very important note I faild to find any proper software or a web interface for connecting to that device - previous experience with such a case is a must . The successful bidder must have demonstrated experience with netapp storage configuration and must have a software for connecting to the device that he used before in a sim...

I'm in need of a seasoned developer who can create a simple application in Android Studio, preferably in Kotlin or Java, with a straightforward GUI consisting of just two buttons: Button1 = "ON" Button2 = "OFF" The application should use a USB OTG cable to connect an Android tablet with version 11 to any Arduino device. When the user presses Button1, the application should send the string "ON" through the USB serial port, and if Button2 is pressed, it should send the string "OFF" via USB. I'm interested in one-way communication only, and the application should be as simple as possible.

I'm looking for a proficient Arduino programmer capable of: - Programming my Arduino board - Troubleshooting and debugging pre-existing code The right person for this project will excel in: - Knowledge and skills in Arduino programming - Good understanding of Arduino hardware - Experience with circuit design and wiring connections Please note that I already have all the hardware and components, but code needed for this project. Understanding and skills in Arduino programming for Arduino board is essential.

I require a specialized Arduino programmer with expertise in aviation based projects. My project entails constructing standalone instruments and combined systems for aviation purposes. The key components include: - Altimeter - Airspeed Indicator - Attitude and Heading Reference System (AHRS) - Electronic Flight Instrument System (EFIS) - Vertical Speed Indicator - Digital Compass - Turn Coordinator - Intercom The ideal candidate will have significant experience programming Arduino for complex tasks, specifically in aviation. A deep understanding of aviation mechanisms, particularly in the context of Arduino programming, is vital. Your role is to thrust these components to a fully functioning system, so the ability to seamlessly integrate them is crucial. Applicants w...

I'm currently working on a kinetic brick wall project that requires an experienced Arduino programmer. Your deep-set understanding of this programming language is expected to be the cornerstone of this task. Key Responsibilities: - Assist in the development and execution of Arduino programming for the kinetic brick wall project. - Collaborate with me to ensure that the programming is successfully integrated into the project’s existing systems. Ideal Experience: - Advanced proficiency in Arduino programming - Proven experience in similar complex projects In your application, please highlight your previous experience related to these tasks. Looking forward to your proposals!

I am looking for a seasoned professional who can develop a BLDC (Brushless DC) motor control system for my industrial automation project. Requirements: * Experience in BLDC motor controls is essential. * Must be proficient in serial communication systems, particularly UART, SPI, and I2C. * Knowledge of optical encoders is paramount as this will be our preferred feedback mechanism. * Past experience in industrial automation projects will be highly beneficial. * Familiarity with safety and regulatory standards in the industrial automation sector is an added advantage. By the completion of this project, the BLDC motor control should work seamlessly with the rest of our system, supporting effective and efficient operation of our industrial processes.

Project Description: We are seeking a skilled developer proficient in UISP (UniFi Network Controller Software) with a strong understanding of PHP, communication with MikroTik OS via API, and PPPoE protocols. The project entails creating a custom third-party module for UISP that integrates seamlessly with PHP and allows communication with MikroTik OS through its API. Key Requirements: 1. UISP Knowledge: The ideal candidate should possess in-depth knowledge of UISP (UniFi Network Controller Software) to develop a custom third-party module that aligns with its architecture and functionalities. 2. PHP Skills: Proficiency in PHP programming language is essential for the development of the module. The developer should be capable of writing clean, efficient, and maintainable PHP...

I am in need of an expert in Arduino equipment and programming, specifically with the Arduino Nano. The key task will involve utilizing the Arduino Nano for input/output control, specifically with an audio speaker. Key Responsibilities: - Program the Arduino Nano to control the audio speaker operations. - Testing output to ensure speaker function is optimized. Ideal Skills: - Previous experience in programming and working with Arduino Nano. - Keen knowledge of input/output control. - A thorough understanding of audio speaker dynamics. This is an exciting opportunity for those who are adept at hardware programming and have a keen knowledge of audio/electronics. Looking forward to your proposals.

I have an Arduino Uno project that requires some specific modifications. The core change I require is to shift the thermal sensor from digital to analog. As part of this evolution, I will also need the code analyzed and reviewed to ensure optimal functionality with the new sensor setup. Ideal Skills: - Proficiency in Arduino Uno programming and setup - Expertise in sensor stuff - specifically transitioning from a digital to analog thermal sensor - Excellent troubleshooting skills to review and optimize the existing code Goal: - Successfully change the thermal sensor from digital to analog which is expected to optimize the project function.

...C++ developer with a strong understanding of Arduino platforms to help me with a project. This involves controlling a contactor (ESC240) purely via software. The objective is to be able to turn on and off the contactor through the software programmed in the Arduino. A unique component of the task is enabling and disabling the contactor based on readings from a temperature sensor. This indicates that expertise in sensor interfacing with Arduino will be useful. Please note that optimal accuracy of temperature readings and subsequent actions towards the contactor form the core of this project's success. Code and schematic already exist, I need to add and lcd display for the temperature readings and and change the temperature sensor types. Arduino uno...

I am in need of an experienced PLC programmer, specifically experienced in working with the Honeywell HC900 Controller. I am unsure about the programming language to be used for this project and would need guidance on that matter. Requirements: - Proficient in PLC programming - Familiarity with Honeywell HC900 Controller - Ability to guide on the use of the best programming language for the task - Expertise in developing SCADA based interfaces Your responsibility will be to program the PLC while helping me understand the programming language used and ensuring compatibility with a SCADA based interface. Those interested are expected to have a proven track record of working with similar projects. Your proposal should include your experience and projects you have worked on be...

CREAR UNA BIBLIOTECA ENCRIPTACION AES PARA TARJETA MIFARE PLUS PARA ARDUINO ESP32

... Maybe a more linear style where the base drone airframe is shown and then a path to show option items such as landing gear, power distribution to propulsion, autopilot and ground station options etc. The typical sequence to build a drone goes like this: Airframe option Landing Gear Power Distribution Looms Propulsion Flight controller Ground Control System Failsafes Transportation case 4/. PAYLOAD OPTIONS This section typical offers optional payloads such as gimbal / camera / sensors 5/. SPECIFICATIONS - See references below Similar detail as per other drone catalogues below, 6/. PRODUCT BROCHURE SECTIONS Key information to be included: - Introduction - Product General Information - Product Features - Product Technical

...CO2, RH/T), Arduino Uno R3, KY-008 module, ISO-203 module, another Arduino Uno R3 plus laptop, and finally Grafana for real time data visualization. *Key Task Features:* - The primary purpose of this configuration is environmental monitoring. - The task will require proficiency in Arduino Uno R3, identified as the most critical component. - Expertise in capturing specific data such as CO2 and RH/T from the SCD30 module is necessary. - The distance between KY-008 module and ISO-203 module is 5 meters. *Desirable Skills:* - Extensive knowledge and experience with VLC configurations - Exceptional proficiency with Arduino Uno R3 - Skilled in data interpretation with SCD30 modules - Familiarity with Grafana for real-time data visualization provided by Arduino...

The purpose of this project is to create a Python interface for a ZKTECO IP Controller, with the end goal of monitoring employees. Specifically, I need someone with expertise in Python and SDK interfacing to help obtain push events from the ZKTECO IP Controller. Your focus should be on: -Gathering User Details: I want the program to receive specific user details for my monitoring objectives. -Experience with ZKTECO IP Controllers: An insight into how these controllers work and how to effectively retrieve user data from them is ideal. Remember, this is a tool for employee monitoring, so the ability to provide real-time consumer data securely and efficiently, prioritizing the user details, is crucial. Your skill set should include proficiency in Python programming and work...

I am seeking an experienced Altium designer to create a small PCB for a battery-powered hand heater - powerbank device. Features: - Small sizes of PCB: 16×75mm (it could be double-sided) - PCB work as BMS for lithium battery 3.7V, 4A. - Read temperature via thermistor (as example NTCLE100E3471JB0) - Include programmed controller with custom program. - Preset temperature programs: (40, 50, 60 °C), which users can adjust using a physical button. - Has 5 LEDs that indicate battery status and chosen program. - As powerbank support QC 3.0, Apple devices and Samsung devices - Ideal one USB type C port for charging either phones and PCB battery Detailed info for chips and components you can find in attached PDF Ideal Skills: - Experience with temperature regulated gadgets -...

I require a robust Arduino Uno DLMS (Device Language Message Specification) Client Library. It should be designed to foster simple yet efficient communication with Smart Meters. Key Features: - Exclusively supports wired connections, no wireless functionality needed. Supported communication protocols: - RS232 (Recommended Serial) - UART (Universal Asynchronous Receiver/Transmitter) Ideal Freelancer: The perfect freelancer for this job should have a strong background in Arduino and embedded systems. They should also have in-depth understanding and working experience with DLMS/COSEM metering systems and the mentioned protocols. Outstanding proficiency in Arduino programming is vital as effectiveness, efficiency and readability of code is key. Please note, the succ...

I need an expert to create a lightweight DLMS/COSEM client with an Arduino UNO. The project's goal is to read all the available smart meter information, specifically focused on energy consumption, voltage levels, and current levels, as well as all OBIS Objects. The developed solution should emphasize real-time display of the data retrieved. Freelancers who have an understanding and experience with Arduino programming, DLMS/COSEM protocol and real-time data handling will be preferred. Familiarity with smart meter data is also a plus. Expectations include: - On-time completion - Clear, well-commented code - Detailed documentation of the project Skills required: - Proficient in Arduino Programming - Understanding of DLMS/COSEM protocol - Knowledge with Real-time ...

Modification of Solar Charge Controller circuit and correction of Board if any

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I am looking for a competent developer with experience creating mobile applications and integrating wireless hardware systems. Your task will be to build a mobile app that allows me to control and monitor a wireless water pump and tank system. Key functionalities I'm interested in include: - Real-time visual representation of water levels - Statistics related to water usage - Customizable settings which include: - Pump timer settings - Notification settings - Water usage threshold settings Previous experience in developing similar projects, especially apps that interact with hardware, would be advantageous. Thorough knowledge of best practices for mobile app development, user-interfaces, and data visualization required.

I'm seeking a knowledgeable Python developer with solid expertise in both socket Controller Area Network (CAN) and data acquisition. The specific task I need your exceptional skills for would be to develop a new application from scratch that would be connected remote to our Cloud backend. It's essential that this application is compatible, and runs smoothly with Linux operating system, could be X86 platforms or ARM. Ideal skills for this job would include: - Proficiency in Python programming language or C/C++ - Good grasp of socket CAN - Experience with Data Acquisition (data logging) - Knowledge in Linux operating system - Minimum coding expertise 10 years The team you will work with are all very skilled in back end coding. Familiarity with system-level programming wil...

I'm seeking a professional to develop a solar charge controller tailored for street lights. This device will play a crucial role in optimizing the use of solar power, enhancing battery longevity, and preventing damage due to overcharging. Key requirements are: - Battery management: The solar charge controller needs to maximize the life and capacity of a lithium-ion battery, ensuring efficient energy use. - Light control: It should be programmed to automatically switch on the street lights at dusk and turn them off at dawn. - Overcharge protection: To prevent battery damage, the device should be designed to discontinue charging once the battery is full. - Voltage range: The gadget should function optimally at 12V. Ideal candidates should have experience in the deve...

Developing an application on the Ryu controller in an SDN network. Initially, I aim to process data. Next, establish a AI agent for detecting and mitigating DDoS attacks. Finally, generate graphical curves to illustrate the results.

...primary role will be to facilitate the debugging of digital circuits, analyzing serial communications, and examining micro-controller signals and digital protocols. Key Responsibilities: - Design and create an analyzer able to decipher multiple digital protocols including CAN, SPI, I2C, UART, RS422, RS485, i2C 1-Wire, and SIM devices. - Equip the analyzer with a unique functionality to understand and interpret data in custom HEX, Bianry and ASCII formats. Ideal Experience and Skills: - Proficient in digital protocols and encoding. - Extensive experience in electronics, especially in creating and debugging logic analyzers. - Ability to work with various FPGA's and micro-controller signals. - Strong knowledge of Data formats. This project will be highly suitable for...

...I am seeking should also analyze the Modbus RS485 to PLC (Programmable Logic Controller) communication. The analysis should be focused on, but not limited to; - Improving data accuracy and integrity, - Identifying variables in the VB source code and inside the PLC set-up and their mutual interoperability. Experience working with VB and knowledge of Modbus RS485 protocol will be particularly beneficial. Understanding industrial automation and PLC will also be a prerequisite for this task. I look forward to collaborating on enhancing the program's performance and readability, paving the way for a future of unprecedented efficiency. We may also want to rewrite this on another platform and use a Micro like Arduino or similar micro running a version of C or C++ Here ...

...mini PC and its integrated Arduino. The application will leverage the FLIR Atlas SDK (and later, the FLIR Science SDK) to communicate with the camera, while utilizing the Arduino's built-in radio receiver to process PWM signals. Objectives: - Hardware Integration: -- Establish a seamless interface between the LattePanda's Windows environment, the Arduino co-processor, and the FLIR camera. -- Configure the Arduino's radio receiver to accurately decode PWM signals. - Software Development: -- Create a Windows application using the FLIR Atlas SDK (and in the future, the FLIR Science SDK) to issue commands to the FLIR camera (start/stop recording, potentially other functions). -- Develop logic within the application to translate received PWM signals from the ...

Scope of Work: 1. PCB layout design for the MagBrake system. 2. Firmware development and testing as per specifications with a sample controller. 3. Android and iOS app development for MagBrake management, including source codes. 4. Enclosure design assistance and file provision. 5. Comprehensive project documentation. 6. Source code delivery for future modifications. Payment Schedule: Post-completion. - Project Cost: - PCB & Case: - Firmware: - App Development: Deliverables: 1. PCB design files. 2. Documented firmware. 3. Android & iOS apps with documentation and source code. 4. Enclosure design files. 5. Project documentation. App Updates: 1. Quick Connect: Fix Bluetooth auto-connection for quick connect buttons. 2. UI Adjustments: Modify long press actions, set ...

Hello potential partners, As a prominent player in the industrial heating sector, I am seeking to expand my product line by adding the ETAMATIC combustion controller. To ensure successful implementation, your expertise and experience in the field would be invaluable. Key Tasks: - Promoting ETAMATIC combustion controllers within the industrial heating market - Devising an effective sales strategy for this specific product - Identifying potential B2B customers and establishing partnerships Ideal Skills/Experience: - Prior experience in the industrial heating industry - Experience in B2B sales and partnership acquisition - Knowledge of ETAMATIC products, specifically the combustion controllers - Proven track record in meeting and exceeding sales targets Let'...

I am seeking a knowledgeable individual who can assist in developing code for an Arduino project related to a driveline control set. To be successful in this project, a deep understanding of Arduino and its programming environment is crucial. Key Components: - You will need to integrate features including Speed Control, Torque Control, and Temperature Monitoring. - This project revolves around controlling a Hydraulic Driveline. Prior experience with similar driveline systems or hydraulic systems will be highly advantageous. - The code should be carefully developed to efficiently control and distribute power drive. Skills and Experience Needed: - Extensive knowledge of Arduino and its programming language - Familiarity with hydraulic driveline systems - Experien...

The role of a Financial Controller for our Group of Companies will involve a broad range of responsibilities that are crucial for the financial health and compliance of our organisations. Here's a list of the roles and responsibilities of the Financial Controller: 1. **Financial Reporting**: Preparing and presenting accurate monthly, quarterly, and annual financial reports. This includes balance sheets, income statements, and cash flow statements. 2. **Budgeting and Forecasting**: Developing financial forecasts and budgets, and working with various departments to ensure they align with the company's goals and objectives. 3. **Cash Flow Management**: Monitoring and managing the company's cash flow to ensure there are sufficient funds available to meet its obl...

I would like to control a non censored brushless motor (200-300kv) that interacts with Arduino and gives output to a CNC machine controller and back for motor speed control which is used as a spindle motor. Below are the hardware used: 1- Odrive Pro or Odrive S1 2- Arduino microcontroller 3- Meanwell 48v 1000w PSU *Any additional hardware required can be purchased if you can recommend it and provide justification. Currently the mini CNC machine has its own controller and that controller is connected to a BDLC-300 motor driver (Google data sheet) which is connected to a 150W sensored brushless motor(Can share data sheet but I assume it’s not important), the BDLC-300 outputs the below to the CNC microcontroller : 1- Motor Speed/RPM (current motor...

Necesitamos un programa para arduino mega o nano, con lector rfid-rc522 para tarjetas o tags mifare que modularmente nos permita: 1. Almacenar en algun sector de la tarjeta los siguientes datos: Fecha, vl1:0,1,2,3, vl2:0,1, vl3: 0 a 1000000 (saldo), protegida con un keya,keyb diferente al deffaul. 2. La idea es leer los datos y visualizarlos en variables para mostrarlos en monitor serie. 3. Cambiar datos: actualizarlos, puede ser en tarjeta nueva o cambiar los existentes.

...looking for a freelancer Arduino expert who can help me update and modify Arduino code. Here are the details: This is a project similar to turning a lamp on and off with a button, but instead of using a button, use an infrared sensor. When the infrared sensor detects the presence of my hand, an LED strip lights up and 6 servomotors move 90 degrees. The LED strip remains on and the servomotors remain in that position indefinitely. Until the infrared sensor detects the presence of my hand, again, and then the LED strip turns off and the servomotors return to the initial position. I can send you the Arduino code that I want to modify but that doesn't work the way I want. To be successful in this project, the following are the requirements: Skills and Experience:...

I require professionals to help me set up an Arduino project that involves designing a small, weight-sensitive controller. This controller must send notifications to both iOS and Android phones, as soon as any weight is detected. I am flexible in terms of the programming language utilized for the Arduino project so proficiency in either C++, Python, or Java is acceptable. The Key Specifications: - The Arduino must detect weight through a load cell. - Capable of developing smooth communication between the Arduino and smartphones for effective notifications. Ideal candidates would already have experience with Arduino, a solid understanding of load cells for weight detection, and programming expertise in at least one of the mentioned langua...

A ROUND(circle) Logo and Header design for new gaming Channel called H4Playz Banner dimensions -1200 px by 480 px Logo - circular/round OPTIONAL to include my face in the logo Will be playing a variety of video games - include football themed and maybe some controller icons. I will be playing a variety of games. Colour scheme up to you but I prefer darker.

...looking for someone experienced in Arduino and RFID technologies to develop an Arduino UNO-powered breathalyzer project. Since I haven't yet decided if the breathalyzer will be for personal or commercial use, this could shape the route taken during development, and so flexibility will be key. Key Features: - The breathalyzer should be capable of detecting normal, alert, and high alcohol levels. - It should integrate an RFID system for replicating car ignition - this needs to be programmed to work with any type of key fob. - The alcohol levels should be displayed on a basic character LCD display. - An optional feature would be a speaker that imitates car ignition sounds, depending on the availability of this module. Ideal Skills and Experience: - Proficient in Ard...

I'm looking for a seasoned programmer who can develop a program that will channel specific PC applications to either a WiFi or Ethernet connection, based on requirements. This targeting will be applied to three types of applications, developed using different coding languages: Python, Java, and C#. Key Requirements: - Development of a program that can efficiently set WiFi or Ethernet connection for specific applications on a Windows system. - The program should be able to target applications written in Python, Java, and C#. - The system must be user-friendly and offer simple ways to switch between WiFi and Ethernet connections for each individual application. - Conduct testing to ensure the program operates effectively under different scenarios. - Address any bugs or errors encounte...

...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 (NodeMCU) devices. Development and programming are performed in the Arduino IDE. The task is to write code in such a way that when paying via QR code using a local bank's mobile application, the payment amount is displayed in the serial monitor. It is also necessary to provide one button and two LEDs (green and red). When you pay $100 and press the button, the green LED should light up. When you pay $50 and press the button, the ...