Blockchain Middle Backend Engineer

We are looking for a Middle Blockchain Backend Engineer to join our team and help build production-grade blockchain and backend systems. The role focuses on developing services with Go or Node.js/TypeScript, integrating blockchain networks, processing on-chain data, and building reliable backend infrastructure. office remoteGeorgiaPolandUzbekistan ### **Requirements** - 3+ years of professional software engineering experience - Strong experience with Go or Node.js/TypeScript and backend development - Experience designing and implementing REST APIs and backend services - Hands-on experience with PostgreSQL and/or MongoDB - Practical experience with Redis and message queues such as RabbitMQ or Kafka - Experience with Docker and CI/CD - Practical experience integrating applications with Ethereum or other EVM-compatible blockchains - Good understanding of blockchain transactions, wallets, token standards, and on-chain data - Experience with blockchain libraries/tools such as ethers.js, web3.js, viem, Hardhat, or Foundry - Understanding of smart contracts and Solidity - Experience working with blockchain nodes, RPC providers, or indexing services - Understanding of blockchain security and cryptographic principles - Strong problem-solving skills and ability to work independently ### **We offer** - Projects for such clients as PayPal, Wargaming, Xerox, Philips, Adidas and Toyota - Competitive compensation that depends on your qualification and skills - Career development system with clear skill qualifications - Flexible working hours aligned to your schedule - Options to work remotely - Corporate medical insurance covering services of private and public medical centers - English courses online - Corporate parties and events for employees and their children - Internal conferences, workshops and meetups for learning and experience sharing - Gym membership compensation - 5 days of paid sick leave per year with no obligation to submit a sick-leave certificate ### **Any questions?** Naira hh@itransition.com