React Jobs in Web3

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Job Position Company Posted Location Salary Tags

Ergonia

Remote

$147k - $150k

Tether

ZH ZĂĽrich CH

$115k - $138k

Tether

Denmark

$115k - $138k

Tether

London, United Kingdom

$115k - $138k

Tether

Madrid, Spain

$115k - $138k

Tether

Budapest, Hungary

$115k - $138k

Tether

Dublin, Ireland

$115k - $138k

Tether

Mexico

$115k - $138k

Tether

Lisboa, Portugal

$115k - $138k

Tether

Salvador, Brazil

$115k - $138k

Tether

Lima, Peru

$115k - $138k

Tether

Medellin, Colombia

$115k - $138k

Tether

Montevideo, Uruguay

$115k - $138k

Tether

Sao Paulo, Brazil

$115k - $138k

Tether

Buenos Aires, Argentina

$115k - $138k

Ergonia
$147k - $150k estimated
Remote
Apply

Superis Labs is building a high-performance perpetual futures DEX on Solana. The first production MVP is underway, and early team members will define core architecture and protocol design.

The company is fully backed by Ergonia, a crypto-native market-making firm with deep experience trading and building on Solana.

We are starting from a deliberately minimal core and iterating rapidly toward a full-featured mainnet exchange. This is a high-ownership role building production systems under aggressive timelines.

What You’ll Work On

Build the frontend systems that deliver a professional-grade perpetual trading experience, with a focus on performance, reliability, and clarity.

Responsibilities

  • Build the core web trading interface: markets, order entry, positions, balances, charts
  • Integrate Solana wallet flows and backend services into real-time UI systems
  • Implement low-latency data streaming and state management
  • Optimize frontend performance for high-frequency user interaction
  • Collaborate closely with designers, backend engineers and protocol engineers on system design
  • Write tests and maintain clear documentation
  • Own features end-to-end from design to production
  • 3+ years of professional software development experience
  • Strong proficiency with modern frontend frameworks (React, TypeScript, etc..)
  • Experience building complex, data-intensive web applications
  • Strong attention to UI/UX detail
  • Familiarity with DeFi, trading, or financial applications
  • Ownership mindset and comfort in an early-stage environment
  • Strong English communication skills

Bonus Points

  • Experience building trading interfaces or orderbook->
  • Experience integrating Solana wallets and transaction flows in web apps
  • Familiarity with perpetuals, margin trading, or funding mechanics
  • No bureaucracy — just fast shipping and real impact
  • High ownership and real impact from day one
  • Competitive base + meaningful token/equity upside
  • Early team members receive ownership aligned with long-term protocol success
  • Fully remote
  • IRL meetups and company offsites
⬇
Apply Now

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.