Backend Engineer - Hyperliquid ecosystem

This company is the largest builder-code product on Hyperliquid and aim to democratize access to global financial markets across crypto, equities, commodities, and more by leveraging decentralised technologies. With over $65B in cumulative trading volume and more than 400,000 registered traders, they are leading the charge to bring on-chain perpetuals trading to the mainstream They are looking for a Senior Backend Developer who will own the infrastructure powering data pipelines, APIs, real-time delivery, and the databases underneath. This role is ideal if you thrive in ambiguous, 0-to-1 environments and want to be directly responsible for shipping products used by millions of traders. You will be on the front lines of scaling the company to millions of users, building trading interfaces that move billions of dollars in volume every day while still feeling fast, intuitive, and delightful. You will work alongside people who care deeply about craft, move quickly, and hold a very high bar for both technical excellence and product quality. This role is remote (Europe or USA) with overlap with EST timezone MISSIONS

• Own architecture decisions for the company's backend systems

• Build and operate real-time data pipelines for order book updates, trades, and market events

• Design and maintain the API layer (GraphQL, WebSockets) serving web and mobile clients

• Work with ClickHouse, PostgreSQL, and Redis to handle high-volume trading data

• Optimize query performance, caching, and schema design as data scales

• Instrument services with metrics and alerting; participate in on-call rotations

• Debug latency issues, memory problems, and system reliability under load

• Collaborate with frontend and mobile engineers on serving analytical data via API

Technical ecosystem : Backend : Typescript, EVM and integration patterns Real time systems : WebSockets, event streaming, pub/sub Databases : PostgreSQL, Redis, ClickHouse or similar columnar databases Streaming systems : Kafka (ideal) Web3 : DeFi, On-chain data Trading concepts: orders, fills, order books, positions, execution

• 5+ years of production backend experience, ideally in TypeScript

• Strong experience with real-time systems: WebSockets, event streaming, pub/sub

• Deep familiarity with PostgreSQL and Redis; ClickHouse or similar columnar databases a plus

• Track record operating services at scale with high availability requirements

• Understanding of trading concepts: orders, fills, order books, positions, execution

• Experience designing APIs for latency-sensitive, high-throughput clients

• Solid debugging skills - comfortable with slow queries, memory leaks, performance profiling

Bonus points

• Experience with Kafka similar streaming systems

• Background in trading platforms, fintech, or low-latency applications

• Familiarity with DeFi or on-chain data

• Contract : Permanent role (Remote) EMEA or USA

• Salary: 150-200K USD per year on a full-time permanent work contract + equity and benefits

• Stipend for your ideal remote setup including laptop, peripherals, and work gear

• Multiple in-person team offsites and coworking sessions around the world

• Flexible vacation policy with genuine encouragement to take time off

• Learning and development budget to help you continuously deepen your craft