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.