Staff Backend & Platform Engineer — FinOps, IAM & Blockchain

Moonshot seeks a Staff Backend & Platform Engineer for FinOps, IAM & Blockchain. Remote-friendly within US and Canada (NYC preferred). Own IAM, financial ops, blockchain infrastructure, reliability, and mentor engineers.

Moonshot is the "Robinhood for DeFi" — an iOS/Android app to trade cryptocurrencies on-chain. You'll own some of the most critical systems in the stack: identity and access, funds movement and ledgering, and the blockchain infrastructure that powers on-chain trading. Responsibilities: - Design, build, and operate Identity & Access Management services: authentication flows, sessions, device trust; authorization and entitlements; MFA and key management - Own financial operations systems: transfers and payments orchestration, ledgering and reconciliation, limits, risk controls, transactional correctness - Build and maintain blockchain infrastructure: node and RPC management; transaction submission, monitoring, and retry logic; indexing and streaming of on-chain data - Define and uphold reliability and observability standards (SLOs, error budgets, dashboards, alerts, runbooks, incident management) - Lead large, cross-functional technical projects from design through rollout - Mentor and guide other engineers; contribute to engineering standards and design reviews

5–12+ years of backend / product / platform engineering, including high-scale, high-availability systems in fintech, crypto, or similar domains Deep expertise in at least one of: identity & access / security engineering; financial systems / ledgering / payments; blockchain infrastructure / on-chain data Strong experience designing and operating distributed systems (datastores, queues, streaming, background workers) Track record driving architecture decisions through implementation and adoption Strong operational mindset: monitoring, on-call, incident response, postmortems Nice to have: Go, Rust, Solana; crypto wallets/exchanges or onchain protocols (DeFi, L2s, ZK)

Remote-friendly within the United States and Canada NYC preferred Travel ~1 week per quarter