React Jobs in Web3

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Job Position Company Posted Location Salary Tags

Bitso

Latin America

$106k - $114k

Polymarket

New York, NY, United States

$180k - $220k

zeroShadow

Remote

Ethereum Foundation

United States

Crossmint

Spain

$122k - $150k

Paena | YC W26

San Francisco, CA, United States

$150k - $200k

Token Metrics Inc.

London, United Kingdom

$28k - $38k

Token Metrics Inc.

London, United Kingdom

$28k - $38k

Bitso

Latin America

$87k - $97k

Alpaca

Remote

$87k - $109k

Animoca Brands Limited

Hong Kong, Hong Kong

$133k - $135k

Binance

Taipei, Taiwan

Token Metrics Inc.

London, United Kingdom

$19k - $38k

Solomon Labs

Remote

$44k - $100k

Solomon Labs

Remote

$44k - $100k

Bitso
$106k - $114k estimated
Latin America

Working At Bitso

We are a diverse team that takes pride in understanding the perspectives of others. We fully embrace working remotely and we are eager to act, improve and accelerate progress inside and outside of our organization.

To drive revolutionary changes in society and make crypto useful, we delight our customers with world-class products, deep care, and intentional empathy.

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We are a diverse team that takes pride in understanding the perspectives of others. We fully embrace working remotely and are eager to act, improve, and accelerate progress inside and outside of our organization. To drive revolutionary changes in society and make crypto useful, we delight our customers with world-class products, deep care, and intentional empathy. As a key player in the LATAM fintech ecosystem, we are building the financial future of the region.

Your Purpose

As a Software Engineer (React), you will focus on building innovative products focused on our merchants' needs. You will be responsible for creating and developing the payments experience across the LATAM region, working in close collaboration with our Product and Design teams to deliver seamless and high-impact solutions.

Reports To

This role reports to a Software Engineering Manager from our Business area.

Who You Are

  • Communicator: Excellent verbal and written communication skills in English are required. Proficiency in Portuguese or Spanish is highly desirable for cross-regional collaboration.
  • Autonomous: You thrive in remote environments, capable of managing your own time with independence and a "get it done" attitude.
  • Team Player: You are customer-centric and experienced in collaborating within high-performing, distributed teams in an Agile environment.
  • Experienced: 5+ years of experience working as a Frontend Software Engineer (React) or similar role.
  • Technical Expert:
    • Strong experience with JavaScript/TypeScript
    • Proficiency in React and NextJS framework
    • Experience with data fetching and caching using SWR or React Query
    • Knowledge of react-intl/next-intl or any other internationalization tool
    • Knowledge of experimentation frameworks and A/B testing methodologies
    • Experience with analytics platforms like Segment and Amplitude
    • Knowledge of web performance optimization techniques
    • Experience with CI/CD pipelines and monitoring tools (Datadog).

Nice-to-have

  • Experience with Tailwind CSS for UI development
  • Basic familiarity with React Native or willingness to learn
  • Basic familiarity with Java and Spring Boot or willingness to learn
  • Experience with Object-Oriented Design, TDD, and BDD
  • Previous experience in Fintech or the Crypto industry.

What You Will Do

  • Build Merchant Solutions. Architect and develop responsive, high-impact web interfaces for our merchant partners using React, NextJS, and TypeScript, directly enabling better payment experiences across LATAM.
  • Collaborate Cross-Functionally. Partner closely with Product, Design, and Backend teams to translate complex financial flows into seamless, user-friendly UI/UX.
  • Quality. Write clean, testable code (TDD/BDD), ensuring our frontend applications are fast, scalable, and bug-free.
  • Data-Driven Development. Integrate analytics platforms (Segment, Amplitude) and execute A/B testing strategies to validate hypotheses, and improve user experience.
  • Drive Localization. Implement internationalization strategies (using tools like react-intl) to ensure our products feel native and accessible to users in Brazil, Mexico, and beyond.

 

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Who We Are

With over 9 million users, Bitso is the leading cryptocurrency platform in Latin America. We are developing the cryptocurrency ecosystem in the region and enabling financial inclusion. We believe crypto is the future of finance, and we’re committed to making it useful by providing equal access to safe and intuitive financial products.

When we hire people for our team, we specifically test for the following traits in addition to our cultural values:

  • Mission-Driven: We seek individuals who are passionate about crypto and Bitso’s mission and resilient in facing industry challenges

  • High Sense of Urgency: We prioritize candidates who demonstrate a high sense of urgency and responsibility.

  • Exceptional Hard Skills: We seek individuals who possess exceptional skills in their respective fields, with no room for mediocrity.

  • Self-Management: We look for individuals who can independently manage their work, career, and professional development.

Compensation & Benefits

At Bitso, you are taking the front seat on the edge of crypto innovation, creating the next generation of crypto-powered products.

So for those willing to commit, adapt and pioneer the most important change of the century we offer:

  • Me Time program, including unlimited paid time off.
  • Remote-first work environment.
  • Employee Stock Option program.
  • Zero trading fees through our Bitso Alpha app.
  • Extended Family Leave Policy: all birthing parents, non-birthing parents and adopting parents are eligible for a 4-months leave.
  • Premium health, dental and life insurances in Mexico, Gibraltar, Colombia, USA, Brazil and Argentina.
  • Monthly stipend for gym memberships, relaxation activities, sports equipment, cooking classes, books, entertainment and more.

Want to leave an undoubtedly legacy with us? Fasten your seatbelt and join this spaceship, where you will find exponential growth and the opportunity to thrive!

  • These are the applicable requisites, although equivalent competencies in any of the above will also be considered.
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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.