Browse Blockchain Jobs
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7 jobs found for "and API Integration"
Solution Architect, EMEA
…largest Banks and Financial Institutions. From deal close through to production, you lead architecture design, integration, and deployment on customer infrastructure. You also bring that delivery expertise into strategic pre-sales cycles … accountability for the solutions delivered Defining enterprise customers’ setup with Fireblocks, including API integrations, security architecture, and architecture documentation Steering complex integrations across core banking, custody, tokenisation, and Travel Rule through…
MERN Stack + Web3 Developer
…full-stack applications, integrating smart contracts, and working in a fast-paced startup environment. Responsibilities Develop and maintain full-stack applications using MongoDB, Express.js, React.js, and Node.js Integrate smart contracts and blockchain … /Ethers.js Familiarity with Solidity and Ethereum development tools (e.g., Truffle, Hardhat) Understanding of REST APIs and integration practices Strong problem-solving skills and a proactive attitude Good communication and collaboration skills Bonus…
Core Developer - Platform
…Acceleration department , home to the people who drive ecosystem growth by building tools, integrations, and partnerships across the Polkadot network. About the Role We are looking for new engineers to join … shared infrastructure and services that the Polkadot platform is built on Build the SDKs and APIs that developers use to create and deploy applications on the platform Work on the user agents…
Senior JavaScript Engineer
…architecture through implementation, testing, deployment, and ongoing optimization Build and maintain backend services and APIs supporting authentication, wallets, and payments infrastructure Develop user-facing features and frontend tooling for both end-user … experience building and shipping production-grade, full-stack web applications Experience building backend systems and APIs using Node.js (and frameworks such as Express) Comfort working across frontend and backend systems in complex…
Expert JavaScript Engineer
…architecture through implementation, testing, deployment, and ongoing optimization Build and maintain backend services and APIs supporting authentication, wallets, and payments infrastructure Develop user-facing features and frontend tooling for both end-user … experience building and shipping production-grade, full-stack web applications Experience building backend systems and APIs using Node.js (and frameworks such as Express) Comfort working across frontend and backend systems in complex…
Senior JavaScript Engineer
…architecture through implementation, testing, deployment, and ongoing optimization Build and maintain backend services and APIs supporting authentication, wallets, and payments infrastructure Develop user-facing features and frontend tooling for both end-user … experience building and shipping production-grade, full-stack web applications Experience building backend systems and APIs using Node.js (and frameworks such as Express) Comfort working across frontend and backend systems in complex…
Staff/Senior Java Engineer, OKX Web3 Wallet
…awareness. Sensitive to private-key, signing, permission, and user-asset security; familiar with replay protection, API authentication, tamper resistance, sensitive-data protection, and least-privilege principles. Actively considers malformed input, duplicate requests … learning — treating AI as an engineering tool, not requiring an algorithm/model-training background. Nice to Have Integration work on new public chains, new asset standards, or cross-chain protocols Familiarity with WalletConnect, DApp…