Senior Backend Engineer (Fully Remote)

Paxos Labs; United States; Remote; USD 150,000 - 210,000; Full time

Job summary

Paxos Labs is seeking a backend-focused engineer to build and own critical systems for cross-chain trading and on-demand liquidity. You will own services from design through deployment and on-call, shaping pricing, routing, inventory, settlement, and matching across multiple chains.

You will integrate new venues and liquidity sources, steering the technical direction with a strong emphasis on financial correctness.

Qualifications

• 6+ years owning production backend systems with financial correctness.
• Experience with RFQs, batch auctions, CLOBs and on-chain market structure.

Responsibilities

• Build core services for Transit's RFQ engine and crosschain orderbook.
• Own systems end to end, from design to deployment and on-call.
• Develop pricing, routing, inventory, settlement, and matching across chains.
• Integrate new venues and liquidity sources; set technical direction.

Skills

Backend ownership

Financial correctness

RFQ systems

On-chain market knowledge

Job description

• Build core services for Transit's RFQ engine and crosschain orderbook.
• Own systems end to end, from design to deployment and on-call.

Systems:

• Develop pricing, routing, inventory, settlement, and matching across chains.
• Integrate new venues and liquidity sources; set technical direction.

You:

• 6+ years owning production backend systems with financial correctness.
• Understand CLOBs, batch auctions, RFQs, and onchain market structure.

Paxos Labs builds enterprise infrastructure for trusted onchain financial products, enabling major platforms to bring digital assets and DeFi into mainstream use. We're a small team of roughly 15 people, where engineers own whole systems, ship quickly, and work on hard problems with a finance-grade correctness bar.