Staff+ Engineer (Crypto)

Staff+ Engineer · $200,000+ · significant equity

Full-time/Company: Arcade

Arcade is the team behind PRJX, the #1 DEX on HyperEVM, which generated $5.4M revenue in year one with two full-time people. They are building the best place to trade crypto (spot + perps) on mobile and a completely original social product with novel mechanisms.

NA/EU timezones preferred.

Responsibilities:

- 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.

Requirements:

- 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.

Nice to have:

- Rust and Go experience.

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

Benefits:

- Async

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