126 to 148 of 148 ethers.js Jobs in England

and product teams. Key Responsibilities: Develop and deploy smart contracts for DeFi, NFTs, or tokenized platforms (Solidity, EVM-compatible) Integrate Web3 libraries (e.g. Web3.js, Ethers.js) with frontend dApps and wallet providers Collaborate with UX designers to ensure seamless and intuitive interactions between smart contracts and user interfaces Optimize smart contracts More ❯

and product teams. Key Responsibilities: Develop and deploy smart contracts for DeFi, NFTs, or tokenized platforms (Solidity, EVM-compatible) Integrate Web3 libraries (e.g. Web3.js, Ethers.js) with frontend dApps and wallet providers Collaborate with UX designers to ensure seamless and intuitive interactions between smart contracts and user interfaces Optimize smart contracts More ❯

meaningful product evolution. Requirements 5+ years of software engineering experience, ideally within backend-heavy roles. Strong proficiency with TypeScript and experience using SDKs like ethers.js , web3.js , or bitcoinjs-lib . Comfortable writing tests with Jest . Bonus points for experience with Golang , but not essential. This is a unique chance More ❯

and product teams. Key Responsibilities: Develop and deploy smart contracts for DeFi, NFTs, or tokenized platforms (Solidity, EVM-compatible) Integrate Web3 libraries (e.g. Web3.js, Ethers.js) with frontend dApps and wallet providers Collaborate with UX designers to ensure seamless and intuitive interactions between smart contracts and user interfaces Optimize smart contracts More ❯

and product teams. Key Responsibilities: Develop and deploy smart contracts for DeFi, NFTs, or tokenized platforms (Solidity, EVM-compatible) Integrate Web3 libraries (e.g. Web3.js, Ethers.js) with frontend dApps and wallet providers Collaborate with UX designers to ensure seamless and intuitive interactions between smart contracts and user interfaces Optimize smart contracts More ❯

meaningful product evolution. Requirements 5+ years of software engineering experience, ideally within backend-heavy roles. Strong proficiency with TypeScript and experience using SDKs like ethers.js , web3.js , or bitcoinjs-lib . Comfortable writing tests with Jest . Bonus points for experience with Golang , but not essential. This is a unique chance More ❯

report to our Backend Lead. The current tech stack we use: Node.js running TypeScript code in Docker containers MongoDB and Redis for our data ethers.js for communication with the EVM blockchains Github, Kubernetes, AWS and CloudFlare for our GitOps CD chain Please note: You must be located in the EMEA More ❯

cryptocurrencies, and Web3 development. Proficient in client-side signing and handling crypto transactions (e.g., Bitcoin, Ethereum). Familiarity with Web3 libraries (such as web3.js, ethers.js) and wallet integrations. Experience with decentralized applications (dApps) and understanding of blockchain protocols. Ability to independently manage the full lifecycle of tasks, and take ownership More ❯

of product development, including technical planning, rigorous testing, and launch. A deep understanding of the architecture of modern Web3 applications. Experience with web3.js or ethers.js and developing DeFi applications. Desire to keep up with modern best practices in frontend UI development. Excellent communication and collaboration skills. BSc/BA in More ❯

of experience in Typescript and Node. 2+ years of experience building scalable solutions on top of AWS or GCP infrastructure. Experience with web3.js or ethers.js, and developing DeFi applications. Familiarity with Solidity development and a passion for DeFi and Web3. Exceptional strategic thinking and creative problem-solving skills with a More ❯

writing clean and testable code Experience in designing complex systems (architecture, design patterns, reliability and scaling) Nice to Have Experience with any web3 libraries (ethers.js, go-ethereum, etc ) Experience with Hexagonal Architecture Experience in Financial/Capital Markets Skills and personality Professional proficiency in English, French is a plus Interest More ❯

to the little things You are familiar with React What will be great to have? You are familiar with common web3 libraries such as ethers.js or web3.js You are passionate about blockchain technology and a decentralized future You are contributing to the open-source community You feel comfortable working in More ❯

including proficiency in client-side signing and crypto transaction handling (e.g., Bitcoin, Ethereum). Technical Skills : Strong command of React, Web3 libraries (e.g., web3.js, ethers.js) and wallet integrations, paired with a track record of delivering secure, functional front-end solutions. Ownership & Independence : Ability to take full responsibility for your work More ❯

modern tooling, and ecosystem You are familiar with React What will be great to have? You are familiar with common web3 libraries such as ethers.js or web3.js You are passionate about blockchain technology and a decentralized future You are contributing to the open-source community You feel comfortable working in More ❯

including proficiency in client-side signing and crypto transaction handling (e.g., Bitcoin, Ethereum). Technical Skills : Strong command of React, Web3 libraries (e.g., web3.js, ethers.js) and wallet integrations, paired with a track record of delivering secure, functional front-end solutions. Ownership & Independence : Ability to take full responsibility for your work More ❯

GraphQL APIs Working knowledge of frontend state management (e.g., Redux, Apollo Client, etc.) Passion for writing clean and testable code Experience with web3.js or ethers.js, and developing DeFi applications and/or FinTech applications is a plus More ❯

ecosystems and blockchain-specific trading dynamics. Python Development: Proficiency in Python for data processing and pipeline development. Familiarity with Web3 libraries like Web3.py or Ethers.js is a plus. #J-18808-Ljbffr More ❯

side signing or crypto transaction flows is a plus. Technical Foundations: Working knowledge of TypeScript and React, with exposure to Web3 libraries (e.g., web3.js, ethers.js) and wallet integrations, or a strong interest in learning them. Initiative & Growth Mindset: Eagerness to take ownership of your work—writing, testing, and shipping front More ❯

Crypto. App layer: React.js, Redux, ReduxSaga, Reselect, GraphQL, Node.js, TypeScript, AssemblyScript, MongoDB Web3: Solidity, OpenZeppelin, Chainlink oracles, Hardhat, Mocha, Chai, Tenderly, IPFS, The Graph, Ethers.js, Web3-onboard.js Infrastructure: AWS, CircleCI, Coveralls, Kibana, Grafana, Prometheus Areas you'll contribute to Writing and compiling Solidity Smart Contracts, including handling quirks and edge … The Graph Ensuring blockchain and web-client integration Containerizing backend services At least 1 year of Solidity development experience, familiarity with Hardhat, Node.js, Typescript, Ethers.js, IPFS Understanding of The Graph, Oracles, and the broader web3 stack Knowledge of smart contract design patterns, standards (ERCs, EIPs), and best practices; understanding issues More ❯

compatible Layer 2s (Polygon, zkEVM). Experience with Hardhat (or Truffle) for contract development, testing (Waffle/Chai), and on-chain verification. Proficiency with Ethers.js (or Web3.js) for building on-chain services and reading/writing events. Open Banking & Fintech Integration (Strongly Preferred): Hands-on experience integrating TrueLayer, Yapily, or … compatible Layer 2s (Polygon, zkEVM). Experience with Hardhat (or Truffle) for contract development, testing (Waffle/Chai), and on-chain verification. Proficiency with Ethers.js (or Web3.js) for building on-chain services and reading/writing events. Open Banking & Fintech Integration (Strongly Preferred): Hands-on experience integrating TrueLayer, Yapily, or More ❯

Hi, we’re MoonPay. We’re here to onboard the world to Web3. Why? Because we think Web3 is a unique and democratising technology. It gives people back control of their money, digital identity, data, and property like nothing else More ❯

The Role Build modern, responsive front-end interfaces using React. Develop scalable back-end services using Node.js and TypeScript. Integrate blockchain interactions using web3.js, ethers.js or Viem. Collaborate closely with product, design, and other developers to create seamless UX. Write clean, well-tested, and secure code. Keep up with evolving … practices. Core Requirements 5+ years in a Full Stack development environment. 2+ years working directly with blockchain technologies. Core Skills: Typescript, React, Nodejs, Web3, Ethers.js Desired Skills: Bitcoin, Solana, Solidity. Excellent problem solving skills and ability to lead change. Confident collaborative skills working across different teams. Good communicator and a More ❯

Join to apply for the Frontend Engineer, UX role at Chainlink Labs About Us Chainlink Labs is the primary contributing developer of Chainlink, the decentralized computing platform powering the verifiable web. Chainlink is the industry-standard platform for providing access More ❯