React.js is an efficient, declarative, and flexible open-source JavaScript library that is useful for developing user interfaces specially for single page apps. With React.js, users can build complex user interfaces from “components.” Components are small and isolated pieces of code.

React.js can also be used as a base in the building of both mobile and single-page apps. Although, complex React.js apps usually require additional libraries for interaction, routing, and state management with an API (Application programming interface).

React.js makes it possible for developers to design large web apps which can change data, without reloading the page.

From 263854 reviews, clients rate our React.js Developers 4.84 out of 5 stars.
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    196 jobber funnet, priser i USD

    I am looking for react expert with my live project. Since my previous developer can't work more with his personal things, I am looking for someone who can help me. This is long term job over 6 months. Please note on there. 1. To get this job, please don't apply with dummy bid. I will ignore it. 2. Describe your preferred approach to testing front-end applications some detail. 3. Start your proposal with "I read your proposal fully". I really looking for react expert. Please don't apply react beginner.

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    React code edit 6 dager left
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    look at what need to be done fsda

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    I want Azure SignalR with ReactJS Chat demo

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    Childcare APP and website. 6 dager left
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    Hello, everyone. I need childcare schedule App and Website. My Maximum budget is 750$. If you available on this budget, please bid. Thanks.

    $541 (Avg Bid)
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    I am having a problem with a dateRangePicker, which is made in React / Antdesign. I need help from someone who can make the dateRangePicker simply by making so it only displays 1 calendar instead of two.

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    React & GSAP Frontend Developer 6 dager left
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    We are looking for a senior frontend developer with excellent React skills. You should - be familiar with React, GSAP, , CSS, animations - be available from 9am to 6pm in EST - be available full-time for the next a few weeks - keep responsive communication Please share the examples you have worked on. (Only React) Thank you

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    Previous experience working as a React.js Developer. In-depth knowledge of JavaScript, CSS, HTML and front-end technologies. In-depth knowledge of front-end architecture tools and concepts such as Redux, FLUX Familiarity with of React ecosystem tooling including Babel, ESLint, PostCSS, Jest, Webpack, Enzyme. Experience with building user interfaces from provided mock-ups. Experience with consuming and building REST APIs. Knowledge of testing frameworks such as Mocha and Jest. Experience with browser-based debugging and performance testing software. Excellent troubleshooting skills. Good project management skills. Good backend skills

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    Hello I am writting you in Front of Company Project Solutions from Bosnia and Hercegowina . We are attending to develop one cloud application in Mechanical Machning Industry , and we would like to cooperate with available developer on Frelance . We would like to use program : Mern Stack . Please for info , would like to use place in development Team of Program . We would like to complete team with 3 persons . You can write me on Wiber +387 61 288 546

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    Visit my site at thesaver .com to see its current state. I want to track some events on our website using GA and google tag manager. Please apply to this job if you have proven experience in this field. If it goes very well, I would like to add more features on our website

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    modify or disable the color option of the icons according to status (green-red) (so that the icons of vehicles that are loaded are kept with the original colors, only the files to be replaced are required

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    modificar la opcion de color de los iconos segun estado (verde-rojo( de manera que los iconos de vehiculos que sean cargados se mantengan con los colores originales, se requieren son los archivos a reemplazar solamente

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    Reactjs developer -- Need to fecth restAPI data and fill charts parmeters values.

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    We are looking for a company to take on our ReactJS & React Native/Expo Development projects. Please ensure you have ample resources to be able to complete our tasks on time and on budget

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    To download excel temple in front end.

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    I want an android ios app and website for Rental Management System. I want a project similar to easerent.com.

    $760 (Avg Bid)
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    Hi there, I need to add some more languages option to my website, to install some plugins, to update the saleor webshop version and to do some more entries of the product, and eventually to add some admin panel dashboard as a cms for the rest of the website. The web shop, itself, already has its own admin dashboard. The site is running over amazon aws servers at the moment. ( amazon Lightsail and relational database services) Thanks Kindly Mateo

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    A simple React js web app containing some details of user and when clicked submit the data is to be stored to hyperledger fabric and a responce of Unique key must be given back to the user.

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    We are facing one issue. Once sign in is done- apps did not bring the use to the application but user come again to the login page We need an expert who can finish it as as possible

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    Foin wallet sending and recipt need , can adjust from wallet i already have

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    I need nest.js Developer 6 dager left
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    developer Hire based foe small project

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    I need a pivot table, in which there should be grouping of rows and columns, aggregation, pivoting(change row to column, column to row.) examples :

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    Skills: ReactJS, TypeScript, JavaScript, Figma, Git About the job Key responsibilities: 1. Work on the development of responsive web applications using ReactJS 2. Work by app UI design principles, patterns, and best practices 3. Work on the development of clean module code with proper linting and prettier configurations 4. Write clean code 5. Delegate tasks, estimate project development time, and manage junior developers while working on projects Qualifications: 1. Strong programming skills are required 2. Proven ability to transform a design (Figma/Adobe file) into a website page from the ground up 3. Ability to estimate work for a project 4. Knowledge of server-side application integration (with NodeJS/Apollo Client/GraphQL) 5. High proficiency to build/developing responsive websi...

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    We have an issue- After creation the build token provide is not working in react expo apps We need an expert who can solve it.

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    Compensation: Up to £75k GBP/150k USD Here at Cutover, we're a collaborative automation platform helping enterprise companies to become more efficient with their time and resources. We're a Series B backed company and have been backed by places like Index Ventures and Elridge. We're looking for multiple API Engineers or Integrations Engineers to join our partner and core integrations teams, helping to create world class API's and services for our customers worldwide. Ideally you'll have experience with React as well as Ruby as we're built with both but we are also open if you have experience with React + other languages. If this sounds fun, feel free to send application.

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    We are looking for a senior frontend developer with excellent React skills. You should - be familiar with React, GSAP, , CSS, animations - be available from 9am to 6pm in EST - be available full-time for the next a few weeks - keep responsive communication Please share the examples you have worked on. (Only React) Thank you

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    I need Senior Web Developer 6 dager left
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    Hi, everyone! I'm looking for a senior react developer who can work with me for the long term. Candidates must have fluent English talking skills and be eager to work with team members. If you are interested, please ping me.

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    Hi there, i need profesional developer and full with responsibilities with the project Fast response also my criteria for this. Okay , u may see the existing system here : login and password please ask me. what i need is , add the new module and develop existing menu : -Layout List menu from side bar change it to top bar- 1. Supplier : (New Menu) a. Crete PO (monthly) (have 3 status : Open, Outstanding/partial delivery, closed/all delivered) b. Oustanding PO (status outstanding) c. History PO (status closed) d. Purchase (create payment for monthly PO, can be partial payment, cash/credit/transfer), also have detail filter e. History Purchase (status Paid) f. Payment (later will be inform) 2. Distribution (New Menu) a. Receive Goods (We can track price movement a...

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    node.js app.. 6 dager left
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    I have a React.js App that will use Node.js for the backend so users can [1] register/login with Google using Firebase Authentication, [2] create API Points from CSV Files, make requests, and filter points, and [3] upgrade their account through their Stripe customer portal. WHAT'S YOUR BUDGET & DELIVERY DATE?

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    Escrow website/dApp 5 dager left
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    I am looking for a dev to create an escrow website, that works like the escrows featured in sites like upwork and freelancer, but which caters for web3/blockchain users Dev will be required to do back-end admin to support the front end also. We need to build the dashboard, as well as the areas around it such as the Form Wizard used to create an escrow, a page to manage a selected escrow, etc I believe a lot of time can be saved by using features in this: Our Solidity developer will work with you with connecting it to blockchain. Will still need to made to suit our overall design (shown to shortlisted candidates). I have attached the design we have for our dashboard, everything else should be made to match this look and feel

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    I need backend django python developer to do apis for my social media site. I only need apis for posting, comment, share, like, add image/video, location, tagging, emoji, and gif to post. if you do good job ill give you more features to do more apis. Cheapest price gets the job.

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    Hi, Looking for an expert MERN stack developer with good hold on - React, Node.js, with CRUD. Additionlaly needed : AJAX, jQuery, MongoDB , POSTMAN etc. Project is multiple dashboards, Backend etc. Can be continous year-long work, if you - behave properly, show professionalism & meet deadlines. You must be comfortable in working in - Interactive mode on Gmeet, Zoom etc. If you have other current projects, too much office work, if you are an agency / manager / agent or if you dont work on weekends, plz DONT BID.

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    node.js app. 5 dager left
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    I have a React.js App that will use Node.js for the backend so users can [1] register/login with Google using Firebase Authentication, [2] create API Points from CSV Files, make requests, and filter points, and [3] upgrade their account through their Stripe customer portal. WHAT'S YOUR BUDGET & DELIVERY DATE?

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    Shopify App with pricing tiers 5 dager left
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    I need to create a wholesale app for shopify with the following requirements 1. The app must allow the store admin to define 3 prices per product. 2. those prices need to be applied based on the cart total Example: If the cart total is greater than 100usd then apply PRICE 1 If the cart total is greater than 300usd then apply PRICE 2 If the cart total is greater than 800usd then apply PRICE 3 I’m aware that Shopify does not allow to change the price of a line item in the cart or checkout, so I think we would need to apply a custom fixed amount discount to each lineitem in order to get the item price to match the corresponding one based on the cart value This conditions must apply only to a certain type of user, the user has to be logged in and tagged as wholesaler for the price t...

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    We need a ReactJS developer who will add extra ReactJS capacity to Existing project, so to improve implementation of design. CSS and HTML skills are required. Good communication in English is a must.

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    Freelancers. This project is first project in Sync Software Inc. We are looking for a frontend expert who can be able to build the frontend perfectly. Important - Pixel perfect and user friendly. I will provide the design to right candidate. Tech stack is React, MUI, Semantic UI, , Tailwind css. If you are familiar with PHP, it is a big plus. You must be an expert in this space and work in US time zone. Also you have to start immediately. Please apply with your previous projects(live website + figma design). Sincerely

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    HOME -> adjust image size (set default for all to keep the same size) -> break description into two lines if necessary SEARCH -> clear all filters -> adjust average filter of comments -> add rating 0 -> add rating 5 -> add field "All" same price PRODUCT DETAILS -> integration with Mandaê to calculate shipping -> adjust image size (set default for all to keep the same size) -> be possible to have more than one image (carousel with images) -> format value to standard pt-br (ex: 55.00) -> if the field "countInStock" is 0, show status "unavailable", if it has value, we will show the status "in stock", however in quantity we will show the field "fakeStock" -> comments -> when adding a comment, ...

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    I would take this template: THat is very light and SEO optimized and create from this a multi writers blog. I mean a site that share same passion for writing can connect and post theuir storiers. Stories have categories, tags and collections ///////////////////////////////////////////////////////////////// SITE STRUCTURE: Home --> latest stories Categories -> stories grouped by category Tags -> stories grouped by tag Collections -> collections ( collection is a group of stories ) Single Story Page --> story page with related stories , related colelctions and comment area PRIVATE AREA: My Profile --> user can edit his own profile ( biography, social links, display name, avatar ) My Stories --> user can manage his own stories ( add, edit , delete ) My Collections ...

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    React Development 5 dager left

    The website will be built on REACT framework for the frontend part. It will include the following features → ● User Authentication (JWTAuth, GoogleAuth) ● UI & UX design ● Services section ● Checkout Page ● User dashboard ● Payment Gateway ● Website Responsiveness

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    Requirement: ReactJs Developer Experience: 3+ years to 10 Years Communication Excellent. Drop CV Interview Round will be 2-3. Full time project from US

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    node.js app 5 dager left
    VERIFISERT

    I have a React.js App that will use Node.js for the backend so users can [1] register/login with Google using Firebase Authentication, [2] create API Points from CSV Files, make requests, and filter points, and [3] upgrade their account through their Stripe customer portal. WHAT'S YOUR BUDGET & DELIVERY DATE?

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    Experto en React 5 dager left
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    Busco freelancer que sepa ayudarme con mi proyecto React. Fundamental hablar español, escucho propuestas, gracias.

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    I want someone who can finish my MERN Stack project. So my project is very simple and most functions have done perfectly. But there is some issue with image processing. I want make my project similar to the ''' I want only upload function. As you can see in this site if you click the upload img button you can see my want. I need your help. Thank you for your time. Regard. PS: At the first of big plz write the "image processing".

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    I have a website developed using wordpress and hosted the static version of the site in I want to migrate the whole website into react based website and want to be able to generate the static version of the website using or any similar technology. So that I can host the blog website as a static website. I do not need the existing template for this blog site. I prefer any attractive design template which will be appropriate for the blogs website related to technical blogs. The code need to be comited to my private GitHub repo so that I can checkout and test. I should be able to add new articles (Not thinking of having a UI) and re-build the static version of the site any time in the future. The developer has to provide a documentation ( file also ok) on how new articles can be added and ...

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    I am looking for react expert who can finish my site. It's finished 70%, but my previous developer can't continue to work since his personal things. So I need to someone who have so rich experience with react. Ideal candidate must have react, react redux, typescript, TailwindCSS and he should be able to work 30+ hours/week. Please attach your previous site links on your proposal. Looking forward to hearing from you!

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    Build me a website -- 2 5 dager left
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    Note: Copy paste replies will be directly ignored. Need a website exactly like and Only experienced companies bid on this project.

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    Hi, Looking for a web developer freelancer with profile back-end, full stack or front-end to collaborate on web projects development. Front : React, Angular, Vue Back : PHP, Symfony, Angular, Python Please share some examples of your project.

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    MERN Stack 5 dager left
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    MERN Stack, create API for user management. Admin console, 3rd party API integration, SSO. Create endpoints..etc

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    We wanted to build a System that Recognizes Whether the person is a Criminal Or not to Secure the data we will implement this database in the Blockchain so that database is not centralized. We will also make a frontend to where User can interact easily and can check whether the Person is a Criminal or not

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    hello, We have a live laravel project (with react) PHP 8, it is a store platform, which allows the user to create their online store, once the user registers he will get a store with a temporary link which is: everything works well under our subdomain, but we want to allow the user to use their custom domain so from this => to this => preferably do it using CNAME pointing, and not by IP (A record) since the IP can change anytime. * we also want to automatically install SSL certificates with the user's custom domain. * user can add more than 1 custom domain. the same content will appear on the custom domain. I am looking for a freelancer to fix these issues and add this feature in order to make it works, the app it's already on the VPS (apache) Please bid with th...

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    ReactJS developer 5 dager left
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    We need a REACT JS developer with great experience who can develop our database/portal further. If you also have equal good experience with WordPress or anyone from your team and understand English perfectly, we want you to work with us by the hour.

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