Blockchain Middle Backend Engineer

As a Middle Blockchain Backend Engineer at Itransition, you'll build production-grade blockchain and backend systems. You'll develop services with Go or Node.js/TypeScript, integrate blockchain networks, process on-chain data, and construct reliable backend infrastructure.

What you'll do

• Develop backend services using Go or Node.js/TypeScript
• Design and implement REST APIs and backend services
• Integrate applications with Ethereum and other EVM-compatible blockchains
• Work with blockchain libraries and tools such as ethers.js, web3.js, viem, Hardhat, or Foundry
• Process and manage on-chain data using blockchain nodes, RPC providers, or indexing services
• Build reliable backend infrastructure with databases, caching, and message queues

What you bring

• 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

What we offer

• Work on projects for clients such as PayPal, Wargaming, Xerox, Philips, Adidas, and Toyota
• Competitive compensation based 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 private and public medical centers
• Online English courses
• 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

About Itransition

Itransition is a software engineering company delivering projects for Fortune 500 clients across multiple industries. You can work from offices in Georgia, Poland, or Uzbekistan, or fully remote.