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Senior Software Engineer, Data Products
Builds secure, scalable data products for Chainlink’s oracle network, including smart contracts in Solidity/Rust and distributed systems in Go, to power DeFi and blockchain applications.
Senior Fullstack Engineer (Remote, Full Time)
Build an AI-first platform for renewable energy financing via asset tokenization, automating development with tools like Claude Code and deploying secure full-stack apps on AWS.
RQ08247 - Sr. Software Developer - Full Stack
Senior full-stack developer building large-scale web apps for government clients using Java, React, Node.js, and microservices, with a focus on accessibility and security.
Senior Backend Software Developer
Build and optimize backend systems for blockchain trading bots using MongoDB, Redis, Web3, and smart contracts to power Canada’s next-gen payments infrastructure.
Senior React Frontend Developer (Blockchain)
Build and maintain React-based web apps for blockchain/crypto clients, using modern JS/TS, Next.js, and Web3 tooling.
Blockchain Software Engineer (5 Slots Open)
Build blockchain apps on Ethereum, BSC, Polygon, Polkadot, Hyperledger and Cosmos using Solidity, JavaScript and Node.js; research DeFi, NFTs, oracles and cross-chain tech.
Software Engineer
Build and maintain software applications using Node.js, React, .NET, or Java, following agile practices and collaborating with deployment teams.
Nhân viên Backend developer
Build Node.js backend services for blockchain dApps, integrating smart contracts and Web3 tools like Solidity and Web3.js.
BackEnd Developer
Build scalable microservices and APIs for a blockchain-based product, using TypeScript, Node.js, and databases like PostgreSQL and MongoDB.
Blockchain Software Engineer
Build blockchain apps on Ethereum, BSC, Polygon, and other platforms; research DeFi, NFTs, oracles, and cross-chain tech; teach and present at events.
Blockchain Software Engineer
Build blockchain applications on Ethereum, BSC, Polygon, and other platforms using Solidity, JavaScript, and Node.js; research DeFi, NFTs, oracles, and cross-chain tech.
Backend Developer (Golang)
Builds and maintains backend services for Web3 applications using Go, integrates with blockchain networks, and develops smart contracts in Solidity.
Senior Software Engineer – React Native & Full Stack (Madrid)
Build and own end-to-end features for a global, non-custodial fintech app using React Native, Node.js, and TypeScript, shaping product and engineering standards.
Full Stack Engineer
Build end-to-end digital asset solutions using Angular frontends, C#/.NET backends, and Azure cloud, integrating with blockchain/DLT systems in a fast-paced financial market infrastructure team.
Full Stack Developer
Build and maintain a SaaS product using .NET Core and Angular, shaping its architecture and features while learning blockchain technologies in a fast-moving startup.
Mid/Senior Backend Developer
Build core Rust/Go backend services for a fast-growing blockchain oracle startup, focusing on data pipelines, node integrations, and cross-chain DeFi infrastructure.
Founding Engineer
You design and implement large-scale distributed systems, shape an extensible and decentralized architecture, and apply web3 reputation concepts. You monitor performance, identify and mitigate security risks, maintain…
Full-Stack Web Developer (React, Node, Next, Paris, relocation)
Build a decentralized options trading platform using React, Node.js, and Solana; transitioning from EVM/Solidity to Solana for scalability.
Senior Technical Product Manager
Leads the product roadmap for a blockchain-focused developer tools company, defining features for tools that help teams build on decentralized networks.
Senior Backend Engineer - Dev Tooling & Offchain (Equity)
Builds offchain infrastructure and developer tooling for EVM-based smart contracts using TypeScript and Solidity in a web3 startup.