React Jobs in Web3

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Job Position Company Posted Location Salary Tags

Ledger

London, United Kingdom

$87k - $103k

Ledger

Paris, France

$36k - $55k

Status

Remote

$63k - $87k

Kraken Digital Asset Exchange

Remote

$72k - $84k

Kraken Digital Asset Exchange

Remote

$85k - $115k

Shadow

New York, NY, United States

$62k - $62k

OKX

Singapore, Singapore

$94k - $96k

Bitpanda

Vienna, Austria

$140k - $180k

Bitpanda

Barcelona, Spain

$140k - $180k

Foundry

New York, NY, United States

$90k - $100k

BitGo

Palo Alto, CA, United States

$140k - $170k

NEAR Foundation

Zug, Switzerland

$63k - $100k

MicroStrategy

United States

$76k - $120k

dYdX

New York, NY, United States

$87k - $100k

MoonPay

Remote

$90k - $100k

Senior Software Engineer Ledger Connectivity

Ledger
$87k - $103k estimated
London, United Kingdom
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Senior Software Engineer - Ledger Connectivity

London, United Kingdom /
[NEW] Tech – Software Engineering - Backend /
Permanent contract / CDI
/ Hybrid

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We're making the world of digital assets accessible and secure for everyone. Join the mission. 

Founded in 2014, Ledger is the global platform for digital assets and Web3. Over 20% of the world’s crypto assets are secured through our Ledger Nanos. Headquartered in Paris and Vierzon, with offices in the UK, US, Switzerland and Singapore, Ledger has a team of more than 900 professionals developing a variety of products and services to enable individuals and companies to securely buy, store, swap, grow and manage crypto assets – including the Ledger hardware wallets line with more than 6 millions units already sold in 200 countries. 

At Ledger, we embody the values that make us unique: Pragmatism, Audacity, Commitment, Trust and Transparency. Hear from our employees how they shape the work we do here.

We're making the world of digital assets accessible and secure for everyone. Join the mission.

Founded in 2014, Ledger is the global platform for digital assets and Web3. Over 20% of the world’s crypto assets are secured through our Ledger Nanos. Headquartered in Paris and Vierzon, with offices in UK, US, Switzerland and Singapore, Ledger has a team of more than 900 professionals developing a variety of products and services to enable individuals and companies to securely buy, store, swap, grow and manage crypto assets – including the Ledger hardware wallets line with more than 6 millions units already sold in 200 countries. 
At Ledger, we embody the values that make us unique: Pragmatism, Audacity, Commitment, Trust and Transparency. Hear from our employees how they shape the work we do here.

Your mission

    • shape the future of our Web3 platform by contributing to the challenge of the ambitious Ledger Connectivity Team by holding up tools and libraries such as the Wallet API, Wallet Sync and Connect Kit. Those libraries are consumed both internally by Ledger and externally by developers crafting Live apps integrated inside Ledger Live
    • Immerse yourself in this crucial role, playing a vital part in making Ledger a key contributor to drive the global digital assets and cryptocurrency ecosystems
    • Bring your expertise in the JavaScript and Web3 ecosystems to innovation and solve complex and challenging problems. Your knowledge of modern JavaScript practices and comprehension of state managers and asynchronous handling in JavaScript will help streamline our services and ensure optimal performance
    • Besides implementing solutions, you will be involved in working with cross-functional teams, helping on the development and optimisation of our Blockchain architecture, and fostering a functional programming approach to create an efficient, maintainable and side-effect-limited codebase

What we're looking for

    • We're looking for a professional who's not just interested in 'writing code,' but also passionate about the broader JavaScript ecosystem, blockchain, and is excited about the impact of decentralized systems on the world.
    • Expertise in the JavaScript ecosystem and a passion for Web3
    • Experience with web3 integration libraries such as Ethers.js or Wagmi.sh
    • Proficiency in modern JavaScript practices, including state managers and asynchronous handling in JavaScript
    • Knowledge of runtime validation using tools like ZOD
    • An interest in or experience with functional programming (In JavaScript or any Functional Programming language)
    • Experience with React
    • A good grasp of monorepos (we use turborepo toolings) and CI tools such as GitHub Actions
    • Strong interest and experience of Blockchain architecture
    • A strong interest in decentralied systems
    • A service-oriented mindset with an engagement to delivering high-quality solutions
    • Passion for coding and the Typescript ecosystem
    • Proficiency with Solidity would be a plus, although there won't be a requirement to use this in the role

What’s in it for you?

    • Equity: Employees are the foundation of our success, and we award stock options so you can share in that success as we grow. 
    • Flexibility: A hybrid work policy.
    • Social: Annual company outing for Ledgerdary Days, plus frequent social events, snacks and drinks
    • Medical: Comprehensive health insurance policy offering extensive medical, dental and vision care coverage. 
    • Well-being: Personal development, coaching & fitness with our dedicated partners.
    • High tech: Access to high performance office equipment and gadgets, including Apple products. 
    • Transport: Ledger reimburses part of your preferred means of transportation. 
    • Discounts: Employee discount on all our products.
We are an equal opportunity employer for all without any distinction of gender, ethnicity, religion, sexual orientation, social status, disability or age. 


#LI-LC1 #LI-Hybrid
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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.