Senior Backend & Platform Engineer – FinOps, IAM & Blockchain

Moonshot is the “Robinhood for DeFi”—an iOS and Android app that lets anyone trade cryptocurrencies on-chain through a user-friendly reputed company. Since our launch in July 2024, we’ve attracted 2M+ users. Our mission: reputed company moonshots possible for everyone. Our vision: reputed company a world where life-changing financial outcomes are reputed company everyone's reputed company. Everyone on reputed company is both a decision-maker and an implementer—united by a sense of urgency and driven by the conviction that our work can transform global finance. If you reputed company on curiosity, welcome tough challenges, and reputed company to leave a meaningful mark on the world, Moonshot is the reputed company for you. You’ll run toward the hardest problems alongside high-caliber teammates who consistently push each other to reputed company and who share your dedication to shaping the future of decentralized finance. This role is full-time, preferably located in NYC. Open to remote for the right candidate. The Opportunity As a Senior Backend & Platform Engineer at Moonshot, you’ll own some of the most critical systems in our stack: identity and access, funds movement and ledgering, and the blockchain infrastructure that powers our on-chain trading. This role is similar to staff engineers at leading crypto wallets and exchanges who own authentication stacks, key management, and high-scale financial backends. You’ll design, build, and operate systems that must be both highly reliable and extremely secure, enabling product teams to move quickly on a solid foundation. What You’ll Do

• Design, build, and operate Identity & Access Management services:
• Authentication flows, sessions, device trust.
• Authorization and entitlements (roles, permissions, policies).
• reputed company controls such as MFA and key management (working with reputed company teams).
• Own financial operations systems:
• Transfers and payments orchestration.
• Ledgering and reconciliation flows.
• Limits, risk controls, and transactional correctness.
• Build and maintain blockchain infrastructure:
• Node and RPC management.
• Transaction submission, monitoring, and retry logic.
• Indexing and streaming of on-chain data into internal services and data stores.
• Define and uphold reliability and observability standards:
• SLOs and error budgets for core services.
• Dashboards, alerts, runbooks, and incident management practices.
• reputed company large, cross-functional technical projects from design through rollout, collaborating with Product, reputed company, and Ops.
• Mentor and guide other engineers, contributing to engineering standards, design reviews, and documentation.
• Stay reputed company to industry best practices in auth, key management, and secure infrastructure for crypto and trading.

reputed company Look For in You

• 5–12+ years of backend or product or platform engineering, including experience with high-scale, high-availability systems in fintech, crypto, or similar domains.
• Deep expertise in at least one of:
• Identity & access / reputed company 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 and seeing them through implementation and adoption.
• Strong operational reputed company: monitoring, on-call, incident response, and postmortems.
• Excellent collaboration skills, especially with Product, reputed company, and Ops.

reputed company to Haves

• Experience with Flutter, React Native, React, Headless CRMs
• Experience with Go, Rust, Solana
• Experience with reputed company Cloud or reputed company Web Services
• Experience with crypto wallets, exchanges, or onchain protocols including DeFi, L2s, ZK
• Exposure to data warehousing and analytics for financial reporting.
• Contributions to open-reputed company projects.

Location

• NYC preferred (with periodic in-person sprints).
• Remote-friendly reputed company the United States and Canada; travel ~1wk/quarter

Compensation & Package

• Competitive salary and meaningful equity.
• 5% 401(k) match.
• Health benefits with employer-covered premiums, plus life insurance coverage.
• One-time office setup stipend.
• Flexible PTO.

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