Senior Web Developer – React & Web3 (Freelance)

Twine; United Arab Emirates; Remote; AED 257,000 - 368,000; Full time

Job summary

A leading freelance marketplace is seeking a Senior Web Developer specializing in React and Web3 technologies. This fully remote role involves developing sophisticated web applications that connect with blockchain functionalities. The ideal candidate will have extensive experience in React and Web3, strong problem-solving skills, and the ability to work independently. This position offers the potential for long-term collaboration with exciting projects.

Qualifications

• Strong professional experience with React, including hooks and state management.
• Proven expertise in Web3 technologies for blockchain interactions.
• Solid understanding of Ethereum, smart contracts, and DApps.

Responsibilities

• Develop and maintain high-performance web applications using React.
• Integrate Web3 technologies for blockchain connectivity.
• Implement clean, reusable code following best practices.

Skills

React

Web3.js or Ethers.js

TypeScript

REST APIs

GraphQL

UI / UX principles

problem-solving

Job description

Join to apply for the Senior Web Developer – React & Web3 (Freelance) role at Twine

Overview

A highly skilled web developer is required for a personal project involving advanced front-end development with React and integration of Web3 technologies. This is a single engagement with the potential for follow-up work, and the scope suggests long-term or ongoing collaboration. The role is fully remote with no on-site requirement, making it suitable for candidates based anywhere. The project involves building sophisticated web applications that combine modern UI / UX principles with blockchain functionality.

Responsibilities

• Develop and maintain responsive, high-performance web applications using React.
• Integrate Web3 technologies to enable blockchain connectivity and interactions.
• Collaborate on architectural decisions to ensure scalability and maintainability.
• Implement clean, reusable, and efficient code following industry best practices.
• Debug, troubleshoot, and resolve technical challenges quickly and effectively.
• Communicate progress clearly and align deliverables with project goals.

Skills and Requirements

• Strong professional experience with React, including hooks, state management, and component-driven architecture.
• Proven expertise in Web3.js, Ethers.js, or similar libraries for blockchain interaction.
• Solid understanding of Ethereum, smart contracts, wallets, and DApps.
• Familiarity with TypeScript is highly desirable.
• Experience with REST APIs, GraphQL, and backend integration.
• Knowledge of UI / UX principles and ability to translate wireframes into functional applications.
• Strong problem-solving skills with a track record of delivering complex projects.
• Ability to work independently and communicate effectively in a remote setting.

About Twine

Twine is a leading freelance marketplace connecting top freelancers, consultants, and contractors with companies needing creative and tech expertise. Trusted by Fortune 500 companies and innovative startups alike, Twine enables companies to scale their teams globally.

Our Mission

Twine's mission is to empower creators and businesses to thrive in an AI-driven, freelance-first world.