Senior Product Engineer, Scalability

📋 Description

• Architect and scale pipelines for real-time billing and metering.
• Build idempotent payment flows with retries and reconciliation.
• Develop fraud/abuse detection with real-time scoring.
• Scale Postgres, Node.js services, and Temporal workflows for durability.
• Build TypeScript + GraphQL APIs with correctness and auditability.
• Write Engineering Requirements Documents; contribute to OSS.

🎯 Requirements

• Autonomous backend design lead.
• Scales pipelines/services/DBs by 10x.
• Deep Postgres relational modeling expertise.
• Strong Node.js internals understanding.
• Experience with async/long-running jobs (Temporal).
• Payments knowledge: idempotency, retries, reconciliation.
• Security-minded with abuse prevention mindset.

🎁 Benefits

• Autonomy: few meetings; your time is sacred.
• Ownership: high autonomy culture; own outcomes.
• Novel problems/solutions: high-leverage, creative work.
• Growth: grow with Railway and land your next role.