How to build a calculator in node js jobs

I'm seeking an experienced React JS developer to create a waterfall chart that pulls data from an API endpoint. Key Requirements: - Custom column widths - Unique headers for each column - Text displayed above each column and inside Ideal skills for this project include proficiency in React JS, experience with data visualization, and a strong understanding of interactive web elements. The ability to interpret and implement API data and create a user-friendly, visually appealing chart is crucial. Please provide examples of previous similar projects in your bid.

I'm looking for a developer to create a 3x3 Sudoku game using P5.js, HTML, CSS, and Javascript. The game should include all levels of difficulty: Easy, Medium, and Hard. Key Features: - The game should have a timer that counts up from zero. - Sound effects should be incorporated into the game to enhance the gaming experience. Ideal Skills and Experience: - Proficient in P5.js, HTML, CSS, and JavaScript. - Experience in game development. - Sound design skills would be a plus.

I need a simple, effective, server-side, and non-JavaScript front-end for a verification process without site reloading. The process will consist of six circular input fields, and there will be no submit button. After each field is filled, a new dynamically generated image should appear for that field. Once all fields are filled, a text message should display whether the verification is valid or invalid based on the entered text (letters/numbers) and the generated images. If the input is invalid, the image and fields should be restored, and the process should start from the beginning. Please share the link to view it in a browser.

Assembly work, create a calculator

I'm looking to have a basic arithmetic calculator built. This calculator will need to perform all standard functions including addition, subtraction, multiplication, and division. The design should follow a standard calculator layout.

I'm looking for a skilled developer or team to help create a comprehensive Fintech B2B web and app. The platform is designed to streamline mobile recharge and payments, with various user roles including Admin, Sub Admin, Support Staff, Sale staff 1-2-3, Master distributor, Distributor, Retailer. Key responsibilities will include: - Implementing mobile recharge and payments functionalities accessible to Master distributors, distributors, and retailers. - Developing key features such as real-time transaction tracking, notifications and alerts, and detailed finance reports. Ideal candidates will have: - Extensive experience with Reactjs, Node js, Express, MySQL/MongoDB, and React Native. - Proven track record in developing B2B f...

I'm looking for a skilled front-end developer to create a reactive front-end. This project is unique as it needs to function on browsers without JS client-side enabled. Key Requirements: - The front-end needs to support dynamic content updates and interactive user interface elements. - The styling should be done using a CSS Framework, such as Bootstrap or Tailwind. - Experience with server-side rendering is crucial, as well as a solid understanding of creating UI for non-JS environments.

I'm looking for a skilled web developer with expertise in NODE js and Laravel PHP to help enhance my drinks website. Key areas for improvement: - Blog Uploads: The primary goal is to make the blog upload process easier for non-technical users. Any enhancements that can simplify this process would be highly beneficial. - Dashboard: The user interface design of the dashboard needs some work. I'm looking for someone who can improve its usability, making it more intuitive and user-friendly. - User Permissions: I need assistance with managing role-based access control. This will involve setting up different permissions for different user roles. Ideal skills for this project: - Proficiency in NODE js and Laravel PHP - Ex...

I'm seeking a proficient developer with extensive experience in Laravel for the backend, JS for the frontend, and Flutter for mobile applications. I have a functional codebase that requires editing and the addition of new features. My budget ranges from $1000 to $1500+, contingent on the scope and quality of the work. Key Responsibilities: - Primarily contribute to the Laravel backend - Implement database integration - Develop APIs - Enhance authentication methods Skills and Experience: - Extensive expertise in Laravel - Proficient in JS and Flutter - Prior experience with database integration, API development, and authentication improvements - Ability to work with comprehensive existing documentation

I'm working on a game using p5.js and and need some expert advice on my codes. My primary challenge lies in the game mechanics. Ideal Skills & Experience: - Extensive experience in game development - Proficiency in p5.js and - Strong understanding of game mechanics - Ability to provide clear, constructive advice

Hello, I am looking to hire a freelancer to create a 1-page website. Here are the details: - Single-page website, mobile responsive (design ready in Figma) - Responsive pie chart, SEO optimized - Implementation of a payment gateway (provider Comgate, PHP implementation) - Backend database that will keep track of successful payments and will add monthly reports to the website (simple structure, the exact look is in the Figma file) Please ensure you can integrate the specified payment gateway () and refer to the Figma design here for layout specifics: The payment gateway provider requires the website to be done before it provides API keys. Therefore, the front-end

...seeking an experienced individual contributor to join my existing digital team. We need to transform a ready design into a dynamic, multilingual news website using React JS and Adobe Experience Manager (AEM) Java. Key Responsibilities: - Convert a pre-designed static website into a dynamic, interactive user experience. - Implement multilingual support seamlessly throughout the site. - Use AEM to manage and deliver content efficiently. Ideal Skills: - Extensive experience with Adobe AEM and React JS is a must. - Proven track record of building dynamic, interactive websites. - Experience with implementing multilingual support in a website. Specific Content Management Features: - You will be working with...

I need a skilled WordPress developer to create an interactive, responsive medical services flow diagram using Bricks Builder. The design follows a dual-axis layout showing medical service progression. Technical Requirements: Create a responsive section compatible with WordPress and Bricks Builder Implement a dual-axis layout that: Horizontal axis: Shows service flow from Vorsorge → Therapie → Nachsorge Vertical axis: Shows facility types (Praxis → plus → Klinik) Operations services split into "ambulant" and "stationär" Responsive Design Requirements: Desktop: Maintain dual-axis layout as shown in reference image Mobile: Axes should reorganize appropriately for smaller screens All elements must remain c...

I need a seasoned Vanilla JS developer to integrate Google Single Sign-On into my app, fix the issues with the side navigation, and implement collapsible sections in the sidenav. Key Tasks: - Integrate Google authentication for a seamless Single Sign-On experience. - Troubleshoot and rectify layout problems in the sidenav. - Fix broken navigation links in the sidenav. - Upgrade the sidenav to include collapsible sections. Ideal Skills and Experience: - Proficient in Vanilla JS with a strong portfolio of similar projects. - Experience with Google authentication integration. - Strong problem-solving skills for UI/UX issues. - Familiarity with creating interactive, user-friendly components.

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To Do: I have an app in WPF C# that uses feeds in Node.Js API for some Json document and layout. My App doesn’t generate properly the rendering of the documents Invoice, Bill, Purchase Order, Sale Order You need to look at some models document online, to be able to fix the code. What I provide: - Code sharing on Github Technical Knowledge: - Good knowledge of WPF, especially sizing and calculation of the elements - Good knowledge of C# - Good knowledge of Json Functional Knowledge: - Good communication - Functional knowledge of Invoice, Bill, - Functional knowledge of Documents Header, Footer, Details Requirements Environment: - C#, WPF, Windows 10, Node JS, Visual Studio 2022 - Account with GitHub for sharing Impo...

I'm looking for a proficient Android developer to create a mobile application that serves as a statistical calculator, specifically for hypothesis testing. The app should be able to perform the following tests: t-tests, Chi-square tests, and ANOVA. Key Requirements: - Extensive knowledge of hypothesis testing and its associated statistical tests. - Proficiency in Android app development. - Previous experience with developing scientific or statistical calculators will be a plus. - Ability to create a user-friendly interface. Please provide examples of similar projects you have worked on.

I need an experienced programmer to update my mailing script so that it integrates smoothly with my custom CRM, which is built with PHP and JavaScript. Key Requirements: - Modify the existing mailing script for compatibility with a PHP and JS-based CRM. - Generate comprehensive reports on sales performance, click-through rates, and open rates from the mailing data. Ideal Skills: - Proficient in PHP and JavaScript. - Prior experience with CRM integration. - Excellent understanding of email marketing metrics. - Able to create clear, concise reports.

...seeking a skilled designer to create an engaging and intuitive interface for a finance mobile app. The app's main feature will be a calculator, aimed primarily at individual users. It will need to be compatible with both iOS and Android platforms. Key Responsibilities: - Design the app with a focus on personal budgeting, investment tracking, and expense management - Ensure the design is user-friendly, appealing to the individual user base - Create a design that works seamlessly across both iOS and Android platforms Ideal Skills and Experience: - Proven experience in mobile app design, particularly finance-related apps - Strong understanding of UI/UX principles - Proficiency in design software such as Ske...

I'm in need of a skilled programmer to create a copy trading bot tailored for the cryptocurrency market. The bot should be compatible with Raydium, , and on-chain trading. Key functionalities to do: - Every millisecond counts - the bot has to be fast, which means the code has to be well-thought-out - Create a bot that track solana node and send copy tx by gRPC - Filters for copy trading like min. mcap, liquidity, burned LP etc. Ideal Candidates: - Strong programming skills, particularly in Rust - Experience with cryptocurrency trading bots - Knowledge of solana blockchain

Type "Riyal" so ik you are not bot...not bot and i will send u msg I'm looking for a skilled React or developer who can convert my traditional HTML/CSS/JS files into a project. Please note that I am looking for a freelancer/developer and not an agency with high quotes. Do not ask for budget, just provide your quote and turnaround time. Key Requirements: - Proficient in React and - Experience with converting HTML/CSS/JS to - Ability to work independently as a freelancer - Familiarity with adhering to specific design or style guidelines Additional Information: - I do not have any existing backend or APIs that need to be integrated - The project is fully static, so no complex state management is...

...experienced app developer to build an app similar to cashGO tailored for the Indian market. The purpose of this app is to facilitate small loan lending. Key Features: - Loan Calculator: An integrated tool that helps users calculate potential loans based on their requirements. - Application Tracking: A feature that allows users to track the status of their loan application in real-time. - Repayment Schedule: A system that provides users with a detailed schedule of their loan repayments. Target Audience: The primary users of this app will be salaried professionals seeking small loans. Language Support: The app will need to support both Hindi and English. Ideal Skills and Experience: - Proficiency in ...

I'm facing a problem with my interactive proposal form, built with Custom HTML/CSS/JS, on my website. The form is failing to submit correctly when utilizing the UK post code and address function linked to Postcodes.io. The ideal freelancer for this project should be: - Proficient in Custom HTML/CSS/JS - Experienced with integrating and debugging form submissions with postcode and address functions. - Familiar with API. - Able to provide efficient and effective solutions to ensure the form submits correctly. Please note, this project requires immediate attention.

I'm looking for a skilled writer to create an informative 'how-to' guide aimed at students or academia. The guide should be clear, engaging, and well-structured to ensure it can effectively convey its message to the target audience. Ideal skills for this project include: - Excellent writing and editing abilities - Understanding of academic language and structure - Experience in creating educational content - Ability to simplify complex concepts for a student audience The purpose of this guide is to provide valuable information in an accessible format. If you have a passion for education and the skills to match, I look forward to your proposal.

I am in need of an experienced IT professional to setup a Linux server for me. The specific configuration requirements are as follows: - Linux Distribution: Ubuntu - .NET Version: Please install .NET Core 3.1 - MySQL Version: I require MySQL 8.0 - React - Node JS Server - MongoDB instance This server will be hosting a React application with a database connection. It is crucial that the setup is done correctly to ensure smooth operation of the server and application. Ideal Skills: - Extensive knowledge and experience with Ubuntu - Proficient in .NET Core 3.1 - Familiar with MySQL 8.0 - Experience in setting up servers for React applications - Strong problem-solving skills to troubleshoot any issues that may aris...

...who know how to program Odoo, if you don't have a lot of experience in this field please don't bid, better to avoid problems later :) We need an Odoo expert who can implement the following change in Odoo Online, - without the need to use , nor any addon - as we use the online version with Odoo studio. The work consists of: 1 We need to create a generic product that allows through its dimensions and material to define a price based on a price list. For example, the generic product is: “graphics” being this 205x105 when we define that the material (custom fields on sales order when inserting the product) is vinyl, the price will be 800, but if we indicate that the material will be F...

I'm looking for a senior HTML/CSS/JS / React.js developer to help with creating and editing web page (landing pages, admin page, blog page ) This role will be primarily focused on weekends, so perfect for someone looking to supplement their weekday work. Key Responsibilities: - Create new landing pages - Edit existing landing pages Ideal Skills and Experience: - Senior level expertise in HTML, CSS, and JS - Prior experience with landing page development - Weekend availability I can hire you at 4$ / hours. If you're free to start immediately, please reach out. Thank you.

We are seeking a skilled developer with expertise in blockchain development to build a high-performance arbitrage bot. The bot should operate within decentralized exchanges (DEXes) on the Binance Smart Chain (BSC) network. Key Requirements 1. DEX Integration: • The bot must support any DEXes on BSC. • It should work with all trading pairs available. 2. Arbitrage Features: • The bot must use both own funds and flash loans from AAVE to maximize arbitrage opportunities. • A minimum of 1,000,000 arbitrage opportunities per day should be identified and exploited. 3. Smart Contracts: • All necessary smart contracts for the bot’s operation must be developed and deployed as part of this project. 4. Data Integ...

App Name Canine Companion (or customizable to your branding preference) Target Audience Dog owners aged 17-50, focusing on health-conscious and proactive pet parents who want the best for their dogs. Key Features and Functionalities 1. Ingredient Dictionary • Purpose: Help users evaluate the quality and safety of dog food ingredients. • Features: • Searchable database of ingredients. • Color-coded categories: • Red: Dangerous. • Yellow: Not useful/neutral. • Green: Okay/good. • Blue: Highly beneficial. • Detailed explanations for each ingredient. • Option to mark “favorites” or commonly searched ingredients for easy access. 2. Food Portion Calculator • Purpose: Ensure owners...

I am looking for a professional with experience in PHP, HTML, Js and Mysql for a web-based MVC project. The project is to develop an inventory system Key functionalities include: - User registration screen: User must be able to enter their full name, username and password. - Login: Allows users to enter their username and password. - User permissions - User authentication - Alerts and notifications section indicating when products are about to run out and login - Quotations - Add customers - Add suppliers - Make sales - Create reports - Create sales tickets - Dashboard Candidates must have substantial experience in MVC architecture and the mentioned technologies. Due by 06 January 2025

I need a skilled JavaScript developer to reverse engineer a script that is causing performance issues. The primary purpose of this project is to identify and fix bugs that are affecting the script's efficiency. Key Areas of Concern: - Loading Data: The script seems to struggle with data loading, which might be causing slowdowns. - User Interactions: There are noticeable lags during user interactions, indicating potential issues in this area. - Rendering Components: Performance dips are also apparent when rendering components. Ideal Skills: - Proficiency in JavaScript and experience with script debugging and reverse engineering. - Strong analytical skills to identify performance bottlenecks. - Ability to implement effect...

...Stripe Integration with 3D Secure in Project Description: We are looking for a freelance developer experienced in to integrate a payment system with support for 3D Secure (3DS) into our Pre Check-in platform for vacation rentals. The main goals are to securely collect user information and process payments in compliance with current standards. The project will be deployed on Vercel. We currently use native components but are open to implementing React if needed for an efficient Stripe integration using libraries like @stripe/react-stripe-js. Responsibilities: • Set up and deploy Stripe’s Payment Intents API in the backend using Next.js. • Build a secure payment f...

...I am looking for a developer to create a complete firmware solution based on the following hardware and requirements: Hardware: • ESP32-C3 • SIM7080 Module • Motor Controller • Two Limit Switches System Requirements: 1. BLE Mesh Implementation: • Develop a BLE Mesh system with client-server architecture. • Each server node must function as a relay. 2. Command Flow: • I want to send a command to the client node via the SIM7080 module. • The client should broadcast the command to all server nodes. • Each server will relay the command further until the entire mesh network has received it. • Once all servers confirm receipt of the command, I should rec...

I'm looking for a web developer who can create an HTML cost calculator form for me. Key Features: - Utilizes range sliders (bars) to compute costs - Costs are manually set in the code for each step - Total cost automatically sums up in the recap - Eight buttons for pre-set configurations, with a toggle feature to reset sliders - One button generates a text recap of the configuration for email Design Style: - The cost calculator should have a minimalistic design - Use handle bars as input controls for the sliders - Implement smooth transitions for slider movements Budget: $30. I appreciate your consideration and look forward to your bids.

He is payment for 2 task

I'm looking for a skilled professional to set up the web version of my application, which is built with Next JS v14.0.3. The ideal freelancer should have: - Extensive experience with Next JS and its latest version - Strong skills in web application development - Familiarity with setting up user interactions and third-party integrations. Please note that detailed specifics about the application's purpose and integrations will be provided after initial contact.

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...for an experienced developer to create a Content Management System (CMS) using React, Node, and MySQL. The system needs to support user authentication, content editing and publishing, as well as media management. Key Requirements: - Implement a CMS that is user-friendly and efficient - Include robust user authentication to secure the platform - Develop features for content editing and publishing - Incorporate media management capabilities User Roles: The system should support three specific user roles: Admin, Editor, and Viewer. Each role should have appropriate permissions and access levels. Ideal Skills: - Proficient in React, Node, and MySQL - Prior experience in developing a CMS - Strong understanding of impl...

Hello, I look for a marketing strategist to help me launch a business. The contest's purpose is to select who will be the person to accompany me in this adventure. The single deliverable of this contest is a Word document, containing: - Branding: What feelings and associations? Why? + some ideas of name, slogan, logo (no image require, just description), colours, serving this purpose. - Product: What features should the product include? What should the user journey be (in-Word high-level commentary of the Figma mockup? Why? + Some ideas of features like ability to compare your tariff to other users's. - Promotion: What marketing channels to use? Why? - Pricing: How should the service be priced...

We have a 2-step form that users will be entering. Publish button at the end should instantly make 4 different things to happen (by using data from the Form): - new BOX to be auto-created (for a typical listing page) - new PAGE to be auto-created (data from the Form to be properly inserted in a prepared default template page and page gets published) - new PIC to be auto-created (data from the Form to be inserted on a template pic background, to make a personalized pic) - some data from the form to be inserted in a table on local listing page , Node (Express), Postgresql. Frontend is done, need automation, APIs, databases, everything to work properly and smoot...

I'm seeking a seasoned blockchain developer to assist in creating a secure and scalable crypto wallet application. This project involves the creation of smart contracts, integration with various blockchain networks, and the development of features for sending, receiving, and managing crypto tokens across multiple chains. Key Responsibilities: - Design and develop a secure crypto wallet. - Create and implement smart contracts. - Integrate with various blockchain networks. - Develop features for sending, receiving, and managing crypto tokens. - Ensure the application supports multiple blockchain networks. Ideal Skills and Experience: - Proficiency in Solidity, Web3.js, and blockchain architecture. - Extensive experience in develo...

I'm looking for a WordPress developer who can build a single page website for me based on the provided Figma design. The design link is: Key Requirements: - No animations are required for this project. - The page should be built with high fidelity to the Figma design. - Excellent attention to detail and a strong understanding of WordPress is essential. - Prior experience with Figma to WordPress conversions is a plus. Please note that this is a straightforward single page site with no complex interactive elements needed. However, if you have suggestions for enhancements or improvements, I am open to discussing them.

I'm in need of a Google Analytics professional to assist with fixing issues, configuring my account structure, setting up event tracking, and establishing goal and conversion tracking. Right Node The Tracking Code Have been Installed by every Way, site kit and plugin , header insertion, but still its not working. so I need someone who can fix this. Key Requirements: - Troubleshoot existing Google Analytics issues, particularly incorrect data reporting - Create a structured and organized Google Analytics account - Set up event tracking to monitor specific interactions - Establish goal and conversion tracking to measure performance Ideal Skills: - Extensive experience with Google Analytics - Proficient in troubleshooting and dat...

I have completed the design for Real estate plot landing page design on Figma here is the link:

I have HTML, CSS & Javascript files for my websit...files for my website. There are 5 HTML files, 1 CSS file and 1 Javascript file. Need someone to optimize the code for mobile devices as it only works for laptops and PCs right now. The entire website needs attention for mobile optimization, including: - Navigation menus - Images and media - Text and content layout I want the website to be optimized for all common mobile sizes. There are existing issues that need to be addressed: - Elements overlapping or misaligning - Content being too small or too large - Interactive elements being hard to use Ideal skills for the job include: - Proficiency in HTML, CSS and Javascript - Experience in mobile website optimization - Attention ...

I'm seeking a skilled app developer to create a Fish Weight Calculator app for Android to be sold on the Google Play Store. Key Features: - Fish Species Selection: Users should be able to select different types of fish. - Length-to-Weight Ratio Calculator: The app should calculate the weight of the fish based on its length. Ideal Skills and Experience: - Proficient in Android app development. - Previous experience in creating interactive and user-friendly apps. - Understanding of how to implement a species selection feature. - Familiarity with developing ratio calculators. Your bid should reflect your understanding of the project's requirements and your relevant experience. Looking forwa...

I have a progressive web application. I am trying to get the MVP ready. The website is I am looking for a *mostly* front end css/html/react developer to help me implement the in app designs so that we have responsive design in place for mobile/tablet/desktop. Most of the functionality is already built, using javascript/typescript, so it's making it look good. There are approx 10 pages in total that need designs implementing. *MOST PAGES DO NOT NEED DESIGN IMPLEMENTING FROM SCRATCH. MOST PAGES HAVE SOME DESIGN IMPLEMENTED ALREADY SO IT'S EDITING THE IMPLEMENTATION TO BE CORRECT TO THE FIGMA FILES* The pages are: Feeling Selection page Feeling Entry page Feeling End page Contact Us page Contact Confirmation Login Pa...

I need a seasoned PHP/Laravel developer to help update the dashboard of our website, EamonExpress.com. The frontend work has already been completed and can be viewed here: Tasks: - Integrate the FedEx tracking API (which will be provided) - Add new features, specifically user analytics and a notification system - Improve the user interface and performance of existing features This is a time-sensitive task that needs to be completed within a day. Ideal candidates should be adept at working under pressure and have a proven track record with PHP and Laravel. Thank you.

I'm in need of an experienced frontend developer who can create a dashboard for an academic project using React. The dashboard will require various data visualizations presented as charts, tables, and graphs. The project does not require user authentication, so the focus will solely be on the interactive visualizations and overall user interface. Similar to this site but with a more sleek ui interface or this design Ideal Skills: - Proficiency in React - Experience with data visualization libraries such as D3.js, , or similar - Strong understanding of creating user-friendly interfaces - Knowledge of building responsive web applications - Familiarity with using tables for