ai analyst backend bitcoin blockchain community manager crypto cryptography cto customer support dao data science defi design developer relations devops discord economy designer entry level erc erc 20 evm front end full stack gaming ganache golang hardhat intern java javascript layer 2 marketing mobile moderator nft node non tech open source openzeppelin pay in crypto product manager project manager react refi research ruby rust sales smart contract solana solidity truffle web3 py web3js zero knowledge
| Job Position | Company | Posted | Location | Salary | Tags |
|---|---|---|---|---|---|
Ledger | Paris, France | $85k - $148k | |||
Wintermute | London, United Kingdom | $90k - $100k | |||
Ledger | France | $87k - $97k | |||
Exponential Defi, Inc | United States | $90k - $108k | |||
| Learn job-ready web3 skills on your schedule with 1-on-1 support & get a job, or your money back. | | by Metana Bootcamp Info | |||
Gemini | Gurgaon, India | $104k - $116k | |||
Gemini | Gurgaon, India | $115k - $120k | |||
Ionicpartners | United States | $90k - $100k | |||
OKX | Hong Kong, Hong Kong | $36k - $54k | |||
Coinbase | Remote | $67k - $77k | |||
Ledger | Paris, France | $87k - $87k | |||
Web3 Jobs | Remote | $45k - $100k | |||
MagicBlock Labs | Remote | $50k - $90k | |||
Chainalysis | Toronto, Canada | $72k - $80k | |||
WOO | Taipei, Taiwan | $67k - $87k | |||
Syndr | Delhi, India | $67k - $75k |
Front-end Device SDK Engineer
Paris, France
Tech – Software Engineering - Frontend /
Permanent contract / CDI /
Hybrid
Apply for this job
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.
The team “Device Experience” is looking for a Typescript developer to enforce
the team. You will join a team of 6 developers + the team lead. Device experience scope is composed of 2 main projects.
Ledger Live which is an application that allow our customer to interact with our
hardware wallets. This app exist for mobile (react-native) and desktop (react inside electron). Device SDK which is a new project in Ledger that aim to deliver to every partner in the web3 ecosystem an easy integration with our device.
Missions :
- You join Ledger Live engineering team to maintain and develop on Ledger
- Live stack involving Ledger Live apps (mobile and desktop) and its ecosystem,
- Your work involves working 100% on Open Source projects all gathered in our monorepo: ledger-live.
- You participate to our modularization effort by contributing to our upcoming
- Device SDK, intended for both internal and external usage
- You maintain and extend our @ledgerhq/hw-transport-* libraries that implement communication protocol with Ledger hardware wallet devices through many communication channels (U2F, HID, WebUSB, Bluetooth,...) and platforms (Web, Node, Electron, React Native,...),
- You contribute to “My Ledger” section on Ledger Live application where users can update their devices’ firmware and install applications,
- You collaborate closely with other engineering teams like the Firmware team as well as your Product team
- You help our QA team to automate even more our testing approaches,
- You hunt bugs: Be involved in investigating bugs in the complex world of blockchains edge cases.
What we're looking for :
- Engineer profile with at least 4 years of experience in software development and a tech lead experience,
- A curious mind with a positive attitude to join a highly collaborative team
- Proficient with JavaScript and TypeScript,
- Strong background/interest in algorithm development and optimization to work on our stack: work with devices using APDU, messages, work with blockchain technologies, etc.,
- Excellent knowledge of React and hooks,
- Functional reactive programming (RxJS)
- Experience with bluetooth or HID communication,
- Previous experience working with embedded systems,
- Open source experience.
- SOLID principles understanding
- Clean architecture experience
- Github actions (or similar) experience
Nice to have:
We are an equal opportunity employer for all without any distinction of gender, ethnicity, religion, sexual orientation, social status, disability or age.
Apply for this job
What does a front-end developer in web3 do?
A front-end developer in web3 typically works on developing and building the user-facing part of applications that are built on blockchain technology
This can include tasks such as designing and implementing the user interface, using libraries like web3.js and Ethers.js, creating and maintaining the overall look and feel of the application, and ensuring that the app is accessible and easy to use for the end user
Front-end developers in web3 may also be responsible for integrating the application with the underlying blockchain network, as well as working with other members of the development team to create a seamless and intuitive user experience.