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Backend Developer (Data Engineer) with Python/Node - TS/SCI w/ Poly required

Chantilly, Virginia, United States💼 Full-time🗓 2026-01-23 → 2026-09-25

Core

Design and develop scalable backend services and data ingestion solutions, building robust APIs and ETL workflows to ingest, process, and manage data from various sources.

Role type

Senior Backend Data Engineer

Builds

Scalable data pipelines, reusable APIs, and operational/analytical data systems

Domain

Government IT / Data Engineering

Deliverable

production ML models | infrastructure

Required skills

NodeJS, Python, API design, microservices, distributed systems, ETL workflows, NoSQL datastores

Preferred skills

NiFi, Elastic, RabbitMQ, MongoDB, cloud architecture, distributed architecture creation

Responsibilities

Design scalable backend services and data ingestion solutions; Perform data modeling, mapping, and large-scale file manipulation; Collaborate in an Agile environment; Optimize applications for speed and scalability

Seniority

Senior, hands-on IC

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