Moonshot

is the “Robinhood for DeFi”—an iOS and Android app that lets anyone trade cryptocurrencies on-chain through a user-friendly interface. Since our launch in July 2024, we’ve attracted 2M+ users.

Our mission

Make moonshots possible for everyone.

Our vision

Make a world where life-changing financial outcomes are within everyone's reach. Everyone on our team 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 thrive on curiosity, welcome tough challenges, and aspire to leave a meaningful mark on the world, Moonshot is the place for you.

You’ll run toward the hardest problems alongside high-caliber teammates who consistently push each other to excel 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 Backend 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).
• - Security controls such as MFA and key management (working with security 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.
• - Lead

large, cross-functional technical projects

• from design through rollout, collaborating with Product, Security, and Ops.
• - Mentor and guide other engineers, contributing to

engineering standards, design reviews, and documentation

• .
• - Stay close to

industry best practices

in auth, key management, and secure infrastructure for crypto and trading. ### What We 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 / 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

• and seeing them through implementation and adoption.
• - Strong operational mindset:

monitoring, on-call, incident response, and postmortems

• .
• - Excellent collaboration skills, especially with Product, Security, and Ops. ### Nice to Haves -
• Experience with Flutter, React Native, React, Headless CRMs -
• Experience with Go, Rust, Solana -
• Experience with Google Cloud or Amazon 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-source projects

• . ### Location - NYC preferred (with periodic in-person sprints).
• - Remote-friendly within 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.