React Jobs in Web3

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Job Position Company Posted Location Salary Tags

Nexus

San Francisco, CA, United States

$98k - $120k

Taxbit

Remote

$140k - $200k

Tether

ZH ZĂźrich CH

$36k - $54k

Tether

TI Lugano CH

$115k - $138k

Zap

Remote

$115k - $123k

Sentient

India

$94k - $95k

Nexus

San Francisco, CA, United States

$90k - $90k

Monad Foundation

Remote

$90k - $112k

Shakepay

Montreal, Canada

$150k - $190k

Shakepay

Remote

$133k - $156k

Coin Market Cap Ltd

Hong Kong, Hong Kong

$92k - $117k

Binance

Taipei, Taiwan

Crypto.com

Singapore, Singapore

$106k - $106k

Klink Finance

Remote

$87k - $93k

visa

Austin, TX, United States

$72k - $75k

Nexus
$98k - $120k estimated
California San Francisco United States
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About Nexus

Nexus is building a world supercomputer by leveraging the latest advancements in AI, cryptography, engineering, and science. Our team of world-leading experts is developing and deploying the Nexus Layer 1 blockchain and Nexus zkVM (zero-knowledge virtual machine) in support of our mission to enable the Verifiable Internet.

Nexus raised $25M in Series A funding from Lightspeed, Pantera, Dragonfly, SV Angel, and more.

We are headquartered in San Francisco, and this role will be in-person with the rest of the Nexus team.

AI Software Engineer, Full Stack
We’re looking for a full-stack engineer who loves building intelligent user experiences. You'll help bridge powerful AI models with elegant frontends and robust backends. You’ll work across the stack to ship features that bring our AI capabilities to life.

Responsibilities

  • Design and implement UIs that integrate AI outputs (chat, search, workflows, etc.).

  • Build scalable APIs to serve model inference, analytics, and session management.

  • Collaborate with AI researchers to prototype and deploy interactive applications.

  • Maintain best practices for code quality, testing, and CI/CD.

Requirements

  • Proficient in React (or similar frontend frameworks) and modern UI patterns.

  • Backend experience with Python, FastAPI, Node.js, or equivalent.

  • Familiar with cloud infrastructure (e.g., AWS, GCP, Docker, k8s).

  • Comfortable integrating LLMs or AI APIs into user-facing features.

  • Embrace AI as a core part of how you work, think, and build.

Bonus Points

  • Experience building AI-native interfaces (e.g., chat, autocomplete, interactive agents).

  • Design sensibility and ability to iterate quickly on prototypes.

  • Knowledge of WebSockets, streaming UIs, or latency-sensitive interfaces.

Benefits

  • Competitive salary and generous equity compensation

  • Health insurance for employees and their dependents

  • Daily lunch and dinner provided at SF headquarters

  • Company-paid travel to events and conferences

Nexus is committed to diversity in our workforce and is proud to be an Equal Opportunity Employer (EEO).

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.