Founding Backend Engineer

About Arcade We're the team behind PRJX, the #1 DEX on HyperEVM, which generated $5.4M revenue in year one with 2 full time people. Now, we're pursuing the biggest opportunity in crypto. The foundation of which is creating the best place to trade crypto (spot + perps) on your phone. On top of that, we’re building a completely original social product with several novel mechanisms. We’ll reveal more to promising candidates, but whatever you think it may be, think bigger. Role Staff+ level · $200,000+ · significant equity Stack. TypeScript/Node · Express 5 · Postgres with Drizzle · pnpm monorepo · Awilix · Vitest · AWS (SQS, ECS, Lambda, RDS, S3, CloudWatch) · Solana via @solana/kit · market data via Alchemy, Mobula, etc . Rust and Go are a plus. Details. Remote · NA/EU timezone ideal · Full-time · Primarily async You're the first and only engineer in your domain. Your job is to take an original product vision and turn it into a robust system, holding the entire architecture and smallest details at once. You will… Build the best trading system in crypto. Own the entire trading infrastructure. Build the payout system that shares fees with the people who drive volume. Turn a dozen data providers into one reliable source of truth. Earn trust at the worst possible moment. Scale the system to $100M daily volume. You have… Owned the system of record for customer funds across ledger, settlement, and matching. Defined a financial system's consistency guarantees and operating limits. Migrated live financial data with zero downtime and zero loss. Operated a high-throughput system under adversarial conditions. Been the final authority and the last escalation.