Senior Blockchain Backend Engineer

Requisitos

• 2+ years of backend engineering experience building production distributed systems
• Strong proficiency in at least two of: Rust, Go, TypeScript, or Node.js
• Deep experience with PostgreSQL, Redis, and message queues such as Kafka or RabbitMQ
• Proven track record designing APIs (REST, gRPC, or WebSocket) at scale
• Solid understanding of idempotency, eventual consistency, circuit breakers, and failover strategies

Desejáveis

• Experience with blockchain infrastructure such as RPC providers, transaction lifecycle, or event indexing
• Familiarity with Solana or EVM internals including nonce management, gas estimation, and blockhash handling
• Experience building multi-tenant SaaS with usage metering
• Background in financial systems or latency-sensitive data pipelines
• Contributions to open-source infrastructure projects