Find the Best Freelance React JS Jobs

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Check out a sample of the 5 React JS jobs posted on Upwork

Last updated: 2026-07-02

  • Posted 2 days ago

    Custom Web Application Development for Publishing Platform

    HourlyExpertEst. Time: 1 to 3 months

    We need an experienced full-stack web developer to build and launch a modern publishing platform from the ground up. The ideal candidate should have strong experience with React, Next.js, and Node.js, along with an eye for clean UI/UX and scalable architecture.

    • PHP
    • JavaScript
    • Web Development
    • HTML
    • CSS
  • Posted 2 days ago

    Full-Stack Developer for B2B Marketplace Platform

    HourlyExpertEst. Time: More than 6 months

    We run an established B2B marketplace platform connecting suppliers and buyers. We're now looking to enhance the platform with AI-powered capabilities to improve matching, discovery, and overall user experience. We need a skilled full-stack developer who can integrate these features.

    • AI App Development
    • API Integration
    • React
    • Database Architecture
    • Web Application
    • Python
  • Posted 2 days ago

    Need MERN Stack Developer for a Quick Bug Fix

    Fixed: $5Intermediate

    We are looking for an experienced MERN Stack developer to resolve a minor issue in our existing application. The task includes: debugging an API-related issue, applying the required fix, testing the functionality to ensure everything works correctly, verifying that the fix does not introduce any new issues.

    • JavaScript
    • React
    • Node.js
    • MongoDB
    • CSS
    • HTML
    • API
    • ExpressJS
    • PHP
  • Posted 2 days ago

    Summer/ Fall 2026 Modern Website Development and Migration

    HourlyIntermediateEst. Time: More than 6 months

    We are seeking a skilled freelancer to build a website using modern technologies and migrate it from Dataverse, Power Apps, and Power Pages. The ideal candidate will have experience in web development, HTML5, and JavaScript.

    • Web Design
    • Web Development
    • Next.js
    • React
    • Fast API
    • PostgreSQL
    • PostgreSQL Programming
    • Redis
    • HTML5
    • JavaScript
  • Posted 3 weeks ago

    Senior Mobile App Developer Needed (React Native, Expo, Node.js, High-End UI/UX)

    HourlyExpertEst. Time: Less than 1 month

    We are looking for a highly skilled mobile app developer to help build and scale high-quality consumer-facing mobile applications. We care heavily about: clean, modern UI/UX, smooth app performance, scalability.

    • Node.js
    • JavaScript
    • iOS
    • Android
    • Mobile App Development
    • Prototyping
    • React Native
    • React

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