Senior Backend Engineer
Core
Design and operate scalable backend systems, data ingestion pipelines, and AI agent infrastructure for B2B sales automation.
Role type
Senior Backend Engineer (Infrastructure & Reliability)
Builds
Data ingestion pipelines, background processing queues, AI agent execution environments, and core API services.
Domain
B2B Commerce / AI Infrastructure
Deliverable
production ML models
Required skills
Data ingestion systems, event-driven architecture, database performance tuning, reliability engineering, observability, async processing
Preferred skills
Early-stage system ownership, AI agent infrastructure, agentic coding, database stabilization
Technologies
Python, FastAPI, PostgreSQL, Elasticsearch, Temporal, Dramatiq, GCP, Redis, Pydantic AI, Logfire
Responsibilities
Own and re-architect high-volume webhook and enrichment pipelines; manage job queues and scheduled work; build durable execution for long-running AI agents; optimize database schema and query performance; ensure API uptime and incident response; ship end-to-end features for automations and integrations.
Seniority
Senior, hands-on IC