Node.js is an open-source cross-platform JavaScript runtime environment that allows developers to easily deploy JavaScript based applications and services. Node.js is built on Chrome's V8 JavaScript engine and can be used to create server-side applications that are secure, scalable, fast and efficient. Node.js Developers have the skills to build secure and performant web applications that can handle large volumes of data in an efficient way.

A Node.js Developer is a skilled programmer with experience in building modern web applications that employ technologies such as Node.js, JavaScript, HTML5, and CSS3. Node.js Developers are responsible for developing server-side web applications, creating user interfaces for websites or web applications, and developing APIs for servers or browsers. These developers also create custom plugins and modules that extend the functionality of existing applications or websites.

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  • Creating websites with complex functionalities
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  • Extracting text from scanned documents or images
  • Building web scrapers
  • Setting up chatbot integrated with OpenAI API
  • Developing user interfaces for websites
  • Developing APIs for server/clients
  • Setting up projects in PC

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    I'm in need of an expert in automation testing to build a suite in Cypress specifically for page having HTML. The page to be tested will be rendered on a browser, requiring expertise in browser-based testing. Key Elements: - Develop a Cypress automation suite for testing purposes. - NodeJS expertise Skills and Experience required: - Proficient in Cypress and JavaScript. - Experience in browser-based automation testing. - Knowledge in specific client-based functional testing. Additional details: Values from the HTML page have to be validated after selecting them using selectors. Once validated these values read from the page need to be appended to a file. The selections used need to be easily configurable.

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    My Angular 17 SSR build server is experiencing an error. The message I'm seeing is "Self is not defined" and I'm unclear which area of functionality this is impacting as this detail was inadvertently skipped when I sought to document the issue. Additionally, the information regarding recent changes to the code or project structure is not available. I'm looking for a proficient Angular developer who can troubleshoot and fix this issue. Ideal Skills: - Extensive experience with Angular 17 SSR - Proven track record in troubleshooting and resolving Angular errors. - Ability to conduct a comprehensive review to identify potential factors triggering the error. - Good communication skills to keep me posted on your thought process and solution strategy.

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    our company is thrilled to introduce our innovative CloudZenia Reward Program (CRP), designed exclusively for individuals and firms utilizing AWS in their projects. CRP is our initiative to foster collaboration and expand the reach of AWS within the global community. We recognize the invaluable insights and experiences of individuals and firms working with AWS, and we want to reward your contributions! How it Works: Participating in CRP is simple and rewarding: Register: Sign up for CRP on our platform and become a valued member of the CloudZenia community. Submit Information: Share specific public information about your AWS projects, such as customer names, websites, and project details. Earn Rewards: Receive monetary rewards for each validated submission, contributing to your project...

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    Now We seek open source developer at github Preferably with experience in contributing to open-source projects of blockchain at github. Blockchain Development on Multiple of below skill is available. As someone visionary in the burgeoning world of blockchain technology, I am keen to develop an ICO (Initial Coin Offering) using various blockchain platforms - Ethereum, Binance Smart Chain, Polygon, Tron, Solona, and Bitcoin. ~Ethereum ~Binance Smart Chain ~Polygon ~Tron ~Cardano ~Solana ~Avalanche ~Venom ~Fantom ~Arbitrum ~Cronos ~Kardiachain ~Xrp Through this project, the ideal contractor should be able to create an advanced and secure ICO with the following functionalities: - Token Creation - Crowdsale Mechanism - Investor Dashboard - Maintenance of blockchain and cryptocurrency-relat...

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    I'm seeking a proficient developer to create a cutting-edge biometric micro ATM AEPS with specific features. - Features: The ATM must enable Cash Withdrawal, Balance Inquiry, and provide Mini Statements. - Security: The system should be fortified with PIN, Fingerprint, and OTP authentication to ensure secure transactions. - Connectivity: It should support 3G, 4G, and Wi-Fi connectivity for seamless operations. Ideal Candidate: - Proficient in developing biometric systems and ATMs - Experience with integrating various authentication methods like PIN, Fingerprint, and OTP - Skilled in programming for different connectivity types - Prior experience in developing AEPS systems would be a plus. Please share your relevant experience and provide a proposal outlining how you would approac...

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    I need a proficient Neo4j and React.js developer to undertake a unique project building a comprehensive family tree application. The application will securely store important family details, providing a rich, structured view for users. Your primary role will be: 1. Data integration: The system should incorporate a variety of information, including: - Names - Dates of Birth - Relationships - Age - Occupation - Location - Blood Group 2. Search Functionality: Develop a user-friendly search system, allowing users to explore the family tree through different properties, including: - Age - Occupation - Location - Blood Group - Names - Relationships 3. Individual Profiles: Engineered for each family tree member, profiles should display: - Age - Oc...

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    BIOMETRIC MICRO-ATM FOR AEPS (AADHAAR ENABLED PAYMENT SYSTEM) Aadhaar enabled Payment System (abbreviated as AePS) - an Aadhaar dependent framework is rolled out by GOI for instigating financial inclusion in India to extend biometric & Aadhaar based banking/financial services to the citizenry through the fingerprint or iris Micro-ATMs. Incorporation of biometric fingerprint scanners or iris scanners for reliable and flawless bank transactions will lead towards safer execution of banking & financial services. Aadhaar enabled Payment System (abbreviated as AePS) is a secured payment method formed by the National Payments Corporation of India (NPCI) facilitating the bank account holders to efficiently execute their banking/financial services such as money deposit, balance inquiry, ca...

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    I am seeking an experienced web developer to create a new E-commerce website. Project Details: - The primary focus of this website is to facilitate online transactions for a range of products and services. I expect seamless functionality of shopping features like carts, payment gateways and user login systems. Skill Requirement: - Proven experience in developing E-commerce websites is a must. - Knowledge of different web languages is advisable as no specific language or framework is mandated for this project. Proficiency in JavaScript/Node.js, Python/Django or PHP/Laravel will be beneficial. Your ability to deliver a website that is both functional and user-friendly will be paramount. I am looking forward to reviewing your proposals and finding the right fit for this project...

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    I am searching for an advanced Full Stack developer, specializing in Angular 4+. I require expertise for the development of a new Angular application, as well as for improvements to an existing one. Ideal Skills Required: - Proficient knowledge of full stack development. - Deep understanding and experience with Angular 4+. - Ability to improve existing applications, as well as create new ones from scratch. - Excellent problem-solving skills, attention to detail and ability to deliver high-quality code. Please include examples of prior work with both new application development and improvements of existing applications in your application.

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    More details: What specific functionality would you like to integrate with Paytm UPI on your website? This question was skipped by the user What is the main purpose of integrating Paytm UPI on your website? Accepting payments from customers Do you require any specific Paytm UPI APIs to be integrated apart from the payment processing API? Payment status API

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    I'm looking for a full stack developer who can work comfortably on both the backend (Node.js) and frontend (React.js) of a web application. Key Requirements: - You should have solid experience with Node.js and React.js - You will be responsible for building the backend and frontend of the web application - The project does not require third-party integrations or APIs. - Previous experience in building web applications is a plus If you have the necessary experience and skills, I'd love to discuss this project with you. Please bid with your relevant experience and portfolios.

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    React.js, Node.js To fix current page Pagination & Search function some alignment out If interest, pls

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    Flash loan arbitrage bot on DEX DeFi like uniswap and others. You have to know how to do it. It's not enough to just have heard about it. We are looking for someone who has already done this themselves. We want to search for the suitable tokens with a scanner we want to take a flash loan we want to buy a token with it We want to sell the token at a higher price. We want to do all of this faster and cheaper than the others. That means we buy wBTC or wETH, for example, so that we don't have to bridge them. that costs too much time and too much money. We want to integrate this offer into our exchange. That means our frontend should be used. We do the design for the frontend, you set up the endpoints with all the backend code. ATTENTION WE DO NOT PAY FOR THE TRAINING OF DEVELOPERS ...

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    I need a Node.js developer with experience in integrating Chinese payment gateways for a lottery web application. - The task involves integrating a Chinese payment gateway, such as Alipay, WeChat Pay, or UnionPay into the lottery web application. - The primary focus will be on the payment processing system to ensure that it functions seamlessly within the application. - Experience with integrating payment gateways into web applications is essential. - Knowledge of Node.js is required for this project. Please bid if you have experience with Chinese payment gateways and are proficient in Node.js.

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    Does ANYONE On here actually WANT to work? We are looking to build a case opening + case battles website similar to powered by ETHEREUM and based on Several PC game tittles like CSGO, Fortnite and DOTA Where users can open up cases for a chance in the hopes of opening a valuable item. Each case has ods and Chances of pulling a certain ticket and that ticket will determine which item they receive. This is the same for case opening (solo) and case battles (2 - 4 players) There is also a competior and we like how they handle the battles. We want to include similar functions as they have: attached we will put some milestones with payments which will form the project milestones. LOW Bids will be LOW RATED and hidden. more details in the attached PDF max budget is $500 + Bonus And we...

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    We need a web-based or desktop tool that allows us to upload third-party APKs and Firebase configurations. The tool should automatically modify the APKs to include notification and tracking code, enabling notifications and monitoring of app usage via our Firebase account once the app is installed on any mobile device. Functionality: Upload APKs and Firebase configurations through an intuitive user interface. Modify the APKs to include code that enables notifications from our Firebase account. Incorporate tracking code to monitor APK usage Compatibility: The tool should work with all types of APKs, including apps and games. User Interface: Provide a clear and user-friendly interface for uploading and managing APKs and Firebase configurations. Display relevant information and logs to the ...

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    Please read carefully the full project before bidding. I consider and read all bids and bidders. Don't waste my time with a fake bid to get me to message you (I will ignore your bid). This is a seed project with the potential of an ongoing projects. I have questions within the description to make sure it is fully read. Please answer them in your bid. This is a bid. Don't ask what is your budget? The freelancer will provide knowledge and support to create an online post-secondary institute website. The website is scalable and easily deployable. Choose the best domain registrar with the best hosting package, if the domain registrar and host offers website development and designs...or if registrars/host offer integration with LMS or SIS (I would use an open source LMS or SIS with t...

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    Tamil dev only bid me , dont waste your bid

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    I'm in need of a freelancer to help me with bug documentation for my React/Node.js application. Your primary task will be to record a video of the bug as it happens. Please include the code in the developer console in the video. If interested, please message me and I'll provide a fully subscripted tester account for you. My website is a subscription-based practice exam platform. It offers 3 subjects: Mathematical Reasoning, Thinking Skills, Reading. Practice exam: Students receive 40 minutes to complete exams which are made up of x multiple-choice questions. Reading has 30 questions, Thinking skills has 40 questions, Mathematical Reasoning has 40 questions. Mock exam: Students complete 3 practice exams in a row - 1 Reading, 1 Thinking Skills, and 1 Mathematical Reasoning. Func...

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    I'm looking for a skilled software developer with experience in image recognition algorithms and a strong understanding of Node JS. The mission is to design and implement an image-based product recommendation engine to improve the user experience on our mobile app. User captures an image and the search should result in related products. Your duties will include: - Designing a relevant and useful recommendation engine to power product recommendations to ecommerce app - Implementing this engine into our Node JS backed mobile app. A successful freelancer will: - Have experience developing recommendation engines, specifically image-based. - Demonstrate successful past work in this field. By enhancing the user experience, we aim to drive customer satisfaction up and excite our audienc...

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    *(DATING and SOCIAL NETWORK WEBSITES )! I'm looking for a highly skilled and React.js developer who can expertly handle complex application development. Your responsibilities will include: - Frontend development: creating robust and efficient codes that will drive our web application. - User authentication: implementing secure protocols for signing in and maintaining user sessions. - Advanced UI components: building sophisticated UI features that dovetail effectively with user actions and responses. - Real-time data synchronization: making sure our user's data synchronizes in real time, ensuring a seamless user experience across devices. - Seamless integration with various third-party APIs, crucial for expansive functionality Ideal candidates should have extensive experienc...

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    We are in need of a skilled web app developer to create an AI-powered text classification system. We are looking for a developer to make a web app that is able to accept any kind of raw text or a pdf and extract raw text from it. So, the initial page can have 2 options for Data Source: Raw Text and PDF (We might add support for other input formats as well in the future). Next, once we have the text available, it should split the text based on the lines. It can split on the full stop character. And then every line must be sequentially given to a ML model. This would be a text classification huggingface model, which can be instantiated via this code: from transformers import pipeline pipe = pipeline("text-classification", model="legal-text-classification/IndianLegalBE...

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    I am looking for a developer who can design a data uploader for my website. The primary purpose of this tool is to allow me to upload different types of files such as Excel spreadsheets, CSV files and Text files into my website's backend. Key Requirements: - Support for multiple file types: The uploader should be able to accept a variety of file formats, including Excel spreadsheets, CSV files, and Text files. - Basic Data Validation: Before the data is uploaded, I need this tool to perform basic data validation. This would involve checking for field completeness to ensure that all necessary fields are populated before the upload is allowed. Ideal Skills and Experience: - Proficiency in web development: The ideal candidate should have a strong background in web development, particu...

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    i need a backend preferably in nodejs. one endpoint. that submit some birh date data. then the backend should request the html from anotherwebsite, fill its form click on submit get the data and send them

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    Tamil dev only bid me , dont waste your bid

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    I'm offering a full-time, PAID internship opportunity for approximately 3 to 6 months (please apply with CV). The project involves building a web app or website, including working on an existing project. The ideal candidate for this position will have experience with React, TypeScript, Node.js, and Java Spring Boot. Key Details: - Full-time, approximately 3-6 month internship - Building web applications from scratch - Working on even existing projects Requirements: - Experience with React, TypeScript, Node.js, and Java Spring Boot - Open to discussing and implementing key features with the candidate - Ability to work independently while also being a team player - Must be able to work remotely Feel free to reach out if you're interested in taking on this challenge.

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    I'm in need of a skilled Node.Js developer to create an advanced trading bot for my upcoming Steam trading website. Key Requirements: - **Trading Bot Integration**: This is the core feature of the project. The bot should be capable of enabling users to execute item for item trades. - **Highly Customized with Full Control and Analytics**: The level of customization needed is very high. I expect the bot to have user controls and detailed analytics for optimal performance. Please view our two resources provided which is what i could find. We need a developer that can assist us with designing, developing, improving and deploying the website to our server after testing to see if it works. Please have a look at the two references and go through it so we can discuss options to improve...

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    I'm seeking a skilled JavaScript professional to optimize the performance of my gaming website developed in Node.js. The site is currently experiencing slowing due to performance issues with the JavaScript code, particularly impacting the user interface interactions. With your expertise in JavaScript proficiency and website optimization: * Address the performance issues impacting the user interface interactions * Clean and optimize the JavaScript code to enhance site speed * Ensure seamless user experience on the site without compromising with performance and visuals # website link - id - 123456789 pswrd - 123456 JavaScript proficiency, understanding of Node.js, and experience with website optimization are ideal skills for this project. Familiarity with gaming websites is a definit...

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    With I can connect to the websocket via the web browser. But I want to connect to this socket with nodejs, unfortunately I couldn't get a successful connection. I am ready to pay a fee to an experienced websocket and autobahn person just for a successful connection to websocket.

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    I'm looking for an experienced developer to create a dynamic API tool. The tool needs to be able to create API endpoints (CRUD) for various data sources and publish them as endpoints. and call api and generate code on database procedure . The backend should be developed using Node.js, and the frontend can be either JavaScript or React. Key Requirements: - Ability to create POST (Create), GET (Read), and PUT (Update) API endpoints. - Capable of connecting to different data sources, including relational databases, NoSQL databases, and external APIs. - Handling authentication and security using JWT, OAuth, and Basic Authentication. Ideal Skills: - Strong experience in Node.js for backend development. - Proficiency in frontend development, particularly in JavaScript or React. - Previo...

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    social media app 5 days left

    Project Title: MongoDB Aggregation Performance Optimization Project Description: We are experiencing significant delays with a MongoDB aggregation pipeline in our application. The specific controller takes about 36 seconds to complete when a user has a large amount of chat data in the database. We need a MongoDB expert to review and optimize the aggregation pipeline for improved performance. Details: Our application is built using Node.js with Mongoose as the ODM for MongoDB. The current issue arises when retrieving a user's chat list. The aggregation pipeline fetches chat messages for a given user, including related user information and performs various operations like sorting, grouping, and filtering based on certain criteria. Current Function: Here’s the function that h...

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    I need an experienced Node.js developer to create an automation script for my server deployment. - Automation Task: The script should automate routine server deployments, keeping my operations efficient and consistent. - Server Deployment Activities: The core function of the automation is to handle financial transactions, particularly trading activities. Proficiency in financial systems and trading platforms is necessary. - Financial Transactions: The successful candidate should also have experience with the handling of financial transactions within Node.js applications. The ideal candidate should have brilliant knowledge with Node.js, experience in automating server deployments, and a strong understanding of financial trading systems. Looking to kickstart this ASAP.

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    Node.js Website Optimization 5 days left
    VERIFIED

    I'm seeking a savvy web developer with experience in optimizing server response time and page load speed for websites built in Node.js. My current website is facing performance issues. The primary areas requiring attention are: - Server response time - Page load speed The sections of my website significantly affected are: - Homepage - Checkout process An ideal candidate for this task will have a thorough understanding of optimizing Image sliders, as this feature is believed to be causing most of the slow server response time and page load speed. Proven experience in similar projects and knowledge in Node.js are essential for the success of this project. I look forward to enhancing website performance while maintaining our current functionality and excellent user experience.

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    Build Website 5 days left

    I want this type website

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    I'm seeking an expert Laravel developer to replace the data page of my existing website, using the source code from my Laravel site. Your tasks will include: - Redesigning the data page based on my Laravel website's source code. - Improving server response times for better loading speed. - Executing leverage browser caching to optimize the website's performance. - Optimizing images to enhance load speed and overall site performance. - Incorporating search functionality into the new data page. Having experience working with Laravel is critical for this project. Knowledge of website optimization strategies is also highly beneficial. The ideal freelancer should have a proven track record of improving website speed and enhancing user experience. The success of this project is...

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    I'm currently seeking an expert in MongoDB, Node.js, and Socket-IO. My application, specifically the aspect of data retrieval and display, is suffering from slow queries leading to suboptimal performance. Your task will include: 1. Identifying: Look into the current system and detect the exact spots causing delay. 2. Rectifying: Once detected, your task will be to rectify the problems and rewrite the slow queries. Skills and Experience • Strong knowledge of MongoDB, Node.js, and Socket-IO • Proven experience in optimizing database queries • Proficient in real-time applications, specifically dealing with data display and retrieval Please note that there's no maximum limit to the amount of data that should be retrieved and displayed without significant delay, so ...

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    I'm in search of a developer proficient in PHP, React JS, and Python to help me create a dynamic and interactive web application. Key Responsibilities: - The main task will be website development, focusing on creating an interactive web application. Ideal Skills and Experience: - Proficiency in PHP, React JS, and Python. - Previous experience developing interactive web applications. - Understanding of UI/UX principles for crafting engaging user experiences. The web application will primarily serve as an interactive platform, so prior experience in developing similar applications will be a big plus.

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    I'm seeking a proficient full stack developer, with particular expertise in using Spring Boot to develop robust and efficient APIs. The main goal for this project is to create integration endpoints, effectively linking rest API and Angular. Your experience with Postgres db XML and xslt will also be greatly utilized. This project requires: - Comprehensive understanding of Spring Boot and REST APIs - Strong knowledge and experience in Angular and Postgres db XML - Expertise in creating integration endpoints - Ability to work with rest API - Solid experience in working with XSLT Your responsibility will be to ensure that the API is properly integrated with rest API and Angular, contributing to the overall functionality of our platform.

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    We're seeking an experienced developer company to help upgrade a state-of-the art startup MEMBERSHIP PLATFORM; website, iOS & Android apps, and admin panel. **OVERVIEW** The framework is built in versions that are several years old. For example Node JS 7.10.0 and MySQL 5.7.0. Everything needs to be updated to highest stable version that offers support and packages. For Node.Js that will likely be version 18 or 20 Moreover, this project offers an excellent opportunity for more development. **QUOTE: UPGRADE** -Please provide a quote for upgrade of website, iOS & Android apps, and admin panel. -The Framework described below. -Specify team size and roles. -Time frame for completion. **PLATFORM FRAMEWORK & DETAILS** Framework: React, Node, Express, React Native Frontend: ...

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    Full Time NDA
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    I'm in need of a skillful developer who is proficient in Flutter app development and Full-stack development (Node.js and Flutter). The primary task of this project is to help with integrating backend services with a pre-existing mobile application. The scope of the project entails: - Full integration of backend services - Ensuring seamless integration on both Android and iOS - Streamlining the end-to-end communication within the app If you're experienced in both Node.js development and Flutter app development, this project is for you. Solid work history showcasing previous backend integrations on both Android and iOS platforms is highly desirable. Get in touch if you can bring good work-ethics, time management, and problem-solving skills to this project. Looking forward to wor...

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    I'm experiencing considerable performance issues with my Linux server due to MongoDB services using up 100% of the CPU. The server is running MongoDB 4.2 and its primary use is for real-time processing. Key tasks will involve: - Identifying the root cause of resource overuse - Implementing a solution to reduce CPU utilization - Ensuring optimal server performance post-intervention Ideal skills would involve a deep understanding of MongoDB, its intricacies across versions (particularly 4.2), and real-time processing applications. Familiarity with Linux server management is essential. The end goal is a well functioning server where the MongoDB services operate at their full potential without using up 100% CPU. I am using SocketIO API with Nodejs for backend

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    I am in need of an experienced React Native developer to build a mobile app compatible with both Android and iOS. The primary functionality of the app will be QR code generation and scanning. It needs a way to generate unique QR codes and accurately scan them. User authentication is also essential to this project. The app should allow creating users with login ad password and allow them to log in to scan qr code. Ideal skills for this job: - Proven experience with React Native - Knowledge of QR code generation and scanning - Experience building secure authentication systems

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    I'm looking to build a loyalty app that can be utilized across multiple industries. While I've missed providing specific features, target audience, and user interaction details, my aim is to create a versatile SaaS solution. with same idea in Key requirements: - Development of a user-friendly, scalable, and secure loyalty SaaS platform - Integration of points-based reward system - Provision of customer analytics and insights for business owners - Consideration of various target audiences including retail, restaurants, and service providers - User-friendly interface for both customers and business owners - Integration with Apple wallet and Samsung pay The ideal freelancer for this project would have: - Proficiency in SaaS software development, particularly within th...

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    I'm looking for a skilled programmer to add a dark/light toggle icon feature into the documentation section of my website. It's a MERN stack website, and the primary purpose of this feature is to enhance readability. Ideal candidates for this project should: - Have experience with MERN stack - Demonstrate previous relevant work in their proposal Please include samples of your past work in your application. Thank you!

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    I'm in need of a skilled Node.js developer to assist in the creation of a RESTful API. The API will be used as the backend for a web application. Key tasks include: - Developing a high-quality, efficient, and maintainable RESTful API using Node.js - Ensuring the API smoothly integrates with the database The ideal candidate should have: - Proficiency in Node.js - Expertise in API development, specifically RESTful APIs - Experience with database integration - Understanding of web applications and their backend systems Please note that the API will play a crucial role in the application's functionality, so it's important that the developer has a keen eye for detail and a commitment to building a robust, scalable solution.

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    so i have selfhosted this and i need something like this in between u just need to change style/css of radio form to look something like that package image

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    Hello Team, I have a nodejs (ExpressJs) app which is running on 3000 port on AWS EC2 ubuntu server, I want to implement the load balancing in the app so that my app can utilize the available cores of the CPU, I have two vcpu in my virtual machine. The app involved realtime communication usng , this is working fine when I use pm2 without cluster mode. But when I start the pm2 in cluster mode then my connection doesnt work and sometime it work and soemtime it doesnt work. I need a person who have done this implementation befoe so that work fine with pm2 cluster mode. I will not be able to provide you the code however you can guide me or take the remote access to solve this issue.

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    I'm looking for an experienced Full Stack Developer for Android and iOS apps with all its requermets(front and back). The goal is to develop an app similar to [this one] - - just with different ui ***prefered use flutter on the app Additionally, the ideal candidate should be capable of meeting deadlines and delivering a fully functional and bug-free application. Upon application, please provide your estimated project duration.

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    $3160 Avg Bid
    219 bids

    I'm looking for a skilled developer with strong expertise in Python, JavaScript, , and Node.js. This project involves enhancing our MiningWeb platform. Key Tasks: - Implementing user authentication features - Improving data visualization capabilities - Optimizing the platform's performance This is a great opportunity for someone passionate about blockchain and crypto and looking to take on a challenging and rewarding project. The work is fully remote and offers competitive compensation. Ideal Skills Include: - Proficiency in Python, JavaScript, , and Node.js - Prior experience with user authentication, data visualization, and performance optimization - Strong understanding of blockchain and crypto technologies - Self-motivated and able to work effectively in a remote setting

    $49 / hr (Avg Bid)
    $49 / hr Avg Bid
    64 bids

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