Lead Engineer - Commerce Core (Python Backend)
Core
Design and maintain high-performance backend systems for order management, inventory, and fulfillment to ensure orders flow without human intervention.
Role type
Senior IC backend engineer (Python/PostgreSQL) with technical leadership responsibilities
Builds
Order management, inventory, fulfillment, purchasing, and warehouse management systems
Domain
E-commerce / Logistics / Supply Chain
Deliverable
production ML models | product features
Required skills
Python, PostgreSQL, system architecture at scale, performance optimization, team mentorship, cross-team coordination
Preferred skills
Experience with Celery, RabbitMQ, Kubernetes, pytest, Claude Code
Technologies
Python, PostgreSQL, Redis, Celery, RabbitMQ, SQLAlchemy, Kubernetes, pytest, Claude Code
Responsibilities
Define technical roadmap for Commerce Core, design architecture for high-volume order systems, optimize system performance (e.g., reduce p99 latency), mentor Senior Engineers, ship critical code fixes, interview and hire Staff Engineers
Seniority
Senior, hands-on IC with leadership duties