Senior Backend Engineer

Senior Backend Engineer

Remote | Full-time

Compensation: $150K - $200K

Our client is an industry-leading DeFi organization building the next generation of trading infrastructure. Operating as the largest builder-code product on a major decentralized exchange protocol, the company has processed over $65B in cumulative trading volume and generated eight-figure revenue over the past year. With a user base exceeding 400,000 registered traders, the platform is at the forefront of democratizing access to global financial markets across crypto, equities, and commodities.

Key Responsibilities

• System Architecture: Own and drive architectural decisions for the client’s backend systems to ensure scalability and reliability.
• Data Pipelines: Build and operate high-performance, real-time data pipelines for order book updates, trade executions, and market events.
• API Management: Design and maintain the API layer (utilizing GraphQL and WebSockets) to serve high-traffic web and mobile clients.
• Database Optimization: Work extensively with ClickHouse, PostgreSQL, and Redis to manage and query high-volume trading data efficiently.
• Performance Monitoring: Instrument services with comprehensive metrics and alerting systems; participate in on-call rotations to ensure 24/7 system availability.
• Technical Troubleshooting: Debug complex latency issues, memory management problems, and system reliability concerns under heavy load.
• Cross-Functional Collaboration: Partner with frontend and mobile engineers to ensure analytical data is served effectively via API.

Interview Process

• Initial Interview: Discussion with the Founder / CEO.
• Technical Assessment: First-round technical interview.
• Deep Dive: Second-round technical interview.
• Final Review: Final interview with the leadership team.

Requirements

• Experience: 5+ years of production backend engineering experience, preferably with a strong command of TypeScript.
• Real-Time Systems: Proven expertise in WebSockets, event streaming, and pub/sub architectures.
• Data Proficiency: Deep familiarity with PostgreSQL and Redis; experience with ClickHouse or similar columnar databases is highly preferred.
• Scale: A track record of operating high-availability services at significant scale.
• Domain Knowledge: A solid understanding of core trading concepts, including orders, fills, order books, positions, and execution logic.
• Technical Rigor: Strong debugging skills with experience in performance profiling, slow query optimization, and resolving memory leaks.

Nice-to-Have Qualifications

• Experience with Kafka or comparable streaming systems.
• Professional background in fintech, trading platforms, or low-latency applications.
• Familiarity with DeFi protocols or on-chain data structures.

Benefits

• Compensation: A competitive salary ranging from $150,000 to $200,000 USD, plus equity.
• Remote Setup: A dedicated stipend for an ideal remote workspace, including laptop, peripherals, and necessary gear.
• Global Collaboration: Multiple in-person team offsites and coworking sessions hosted worldwide.
• Flexibility: A flexible vacation policy that genuinely encourages time off for recovery and inspiration.
• Professional Growth: A dedicated learning and development budget to support continuous mastery of the craft.