CareerPlan

Senior Backend Software Engineer (Python / FastAPI)

San Francisco, CAFull-time$140k–$240k2026-11-03 → 2026-11-10
On-siteU.S. persons only (export control)Security clearance required

Core

Build high-performance Python backend services and data pipelines to ingest, process, and distribute real-time radar sensor data for defense operations.

Role type

Senior Backend Software Engineer (Python/FastAPI)

Builds

Real-time backend services, streaming data pipelines, and decision coordination layers for sensor fleets.

Domain

Defense technology, real-time data processing, geospatial systems

Deliverable

production ML models

Required skills

Python, FastAPI, real-time/streaming data systems, message queues, WebSockets, time-series data, system architecture, end-to-end ownership

Preferred skills

Geospatial/3D data visualization (TypeScript/React), edge computing, cloud platforms (Azure), hardware/sensors/robotics/telemetry experience

Technologies

Python, FastAPI, WebSockets, message queues, Azure, TypeScript, React

Responsibilities

Build high-performance Python services for real-time sensor data ingestion and distribution; own streaming, storage, and replay of detections and telemetry; shape platform architecture for scale and maintainability; coordinate sensor fleets based on field conditions.

Seniority

Senior, hands-on IC