React Jobs in Web3

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Job Position Company Posted Location Salary Tags

AFA Translation LLC.

San Francisco, CA, United States

$133k - $135k

Tether

Remote

Binance

Dubai, United Arab Emirates

Bluecubeservices

Remote

$89k - $112k

zerohash

New York, NY, United States

$62k - $77k

Zinnia

Remote

$84k - $115k

Tether

Remote

Tether

Amsterdam, Netherlands

$126k - $138k

Tether

London, United Kingdom

$126k - $138k

Tether

Dubai, United Arab Emirates

$126k - $138k

Tether

Rome, Italy

$126k - $138k

Tether

Sao Paulo, Brazil

$126k - $138k

Tether

Cairo, Egypt

$126k - $138k

Tether

Lisboa, Portugal

$126k - $138k

AFA Translation LLC.
$133k - $135k estimated
CA San Francisco US

Founding Engineer (Full Stack / Web3)

Location: Remote – Europe or Americas time zones (must overlap with San Francisco working hours)

Employment Type: Full-time

Seniority Level: Mid–Senior

Salary: Up to $250,000 base + 0.75%–1.5% equity/tokens


Overview

A fast-growing technology startup is looking for a Founding Engineer to join a small, highly technical team and take ownership of core product systems. The company is experiencing rapid growth and is now focused on scaling its product, infrastructure, and engineering velocity.


This is a unique opportunity to work directly with technical founders, contribute across the full stack, and help shape both the product and the engineering culture from an early stage.


Key Responsibilities


Build across the full stack including backend, mobile application, and blockchain components

Develop backend services using Node.js and TypeScript

Contribute to mobile development using React Native (Expo)

Work with Solidity and EVM-based smart contracts for on-chain functionality

Define engineering standards, architecture, and development best practices

Deliver high-quality features while balancing speed and reliability

Take ownership of critical systems and infrastructure

Support scaling efforts and improve product performance and reliability

Participate in technical decision-making and long-term architecture planning

Help recruit, mentor, and guide future engineering team members as the company grows


Technology Stack

Backend: Node.js (TypeScript)

Mobile: React Native (Expo)

Blockchain: Solidity / EVM

Infrastructure: AWS, Kubernetes, Terraform


Requirements

3–5+ years of experience building and shipping production software

Strong full-stack development skills

Experience with TypeScript/Node.js and modern application architectures

Ability to work across multiple technologies and learn quickly

Experience building scalable and reliable software systems

Comfortable working in fast-paced startup environments

Strong product mindset with focus on performance and user experience

Interest in taking on broad responsibilities and growing into a technical leadership role


Whats Offered

Competitive compensation package (up to $250K base)

Equity or token participation

Budget for tools, learning, and experimentation

Remote-first environment

Regular team off-sites throughout the year

Opportunity to shape the technical direction of a rapidly growing startup


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What does a React developer in web3 do?

A React developer in the context of web3 is a developer who is using the React JavaScript library to build user interfaces for decentralized applications (dApps) that run on the Ethereum blockchain

These dApps often use smart contracts to facilitate transactions and other interactions on the Ethereum network

Overall, the role of a React developer in web3 involves using your skills in React development to help build cutting-edge decentralized applications that leverage the power of the Ethereum blockchain

As a React developer in web3, some of your responsibilities might include:

  • Integrating the dApp with the Ethereum blockchain. This might involve using tools like web3.js and Ethers.js to connect to the Ethereum network and interact with smart contracts.
  • Building the user interface for a dApp using React. This could involve creating components for the various elements of the dApp, such as buttons, forms, and other input elements.
  • Implementing features that are specific to decentralized applications, such as handling cryptocurrency transactions and displaying data from the blockchain in a user-friendly way.
  • Collaborating with other members of the development team, such as blockchain engineers and designers, to ensure that the dApp functions properly and meets the needs of the end users.