Build scalable backend infrastructure for a Web3 blockchain platform

Budget: $40.0 - $80.0
Contract: HOURLY / FULL_TIME
Client: United States
Live feed: Upwork

rust, golang, mongodb, postgresql, node.js, blockchain-development

Preferred qualifications

Experience: Expert

We are looking for an experienced Backend Engineer to develop and maintain scalable backend infrastructure for our Web3 platform. Our current backend uses Node.js and MongoDB, with plans to explore Rust or Go for future services. You will work on API development, database architecture, blockchain integrations, performance optimization, and secure backend services. Experience with Ethereum, EVM, and Web3 integrations is a strong plus.

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