Software Engineer (Node.js)

• Design and build scalable APIs for frontend applications, ensuring caching and fault tolerance
• Develop scalable processes to extract, transform, load, index, and aggregate data efficiently
• Create a billing system from scratch, ensuring accuracy and security,
• Implement a routing system for RPC nodes
• Continuously deepen your knowledge of blockchain technology and EVM (Ethereum Virtual Machine), and share insights with the team
• Write unit tests to ensure code reliability and maintainability
• Implement and advocate for best practices in software development and system design

Obligatory

• 5+ years of experience in Node.js development
• 1+ year of experience in blockchain-related projects
• Proficiency in TypeScript 5.8 and Node.js v22
• Hands-on experience with RabbitMQ and Redis for messaging and caching
• Strong understanding of the HTTP protocol
• Experience in building scalable RESTful or JSON-RPC APIs using Express.js or fastify
• You knwow how to store data efficently in Mongo and Postgres
• Familiarity with Viem, Ethers.js, or Web3.js libraries
• Solid understanding of smart contracts, ETH RPC node API, tokens, gas, and consensus mechanism

Preferably

• Knowledge and hands on experience in CI/CD solutions would be a plus
• Understanding of ETL flows, data warehouses, and data lakes
• Familliar with hardhat tool
• Understanding of ETL flows, data warehouses, and data lakes

• Reliability: official employment from the first day, bonuses, annual employee review (salary review or bonus, feedback on work results)
• Stability: our clients are in different countries, therefore we are ready for any changes in work of any country
• Development: a lot of projects and products, which means increasing expertise in working with different technologies, or even switching to completely new ones for you within the company
• Active corporate life: we participate in thematic conferences and forums in our cool sphere of business, corporate parties in the best restaurants of the city with participation of stars, etc
• Comfort: Offices are in different countries. You can work from anywhere in the world