Senior Backend Engineer - Python, FastAPI, PostgreSQL

United States | Sept. 26, 2026

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Company: Base-2 Solutions

Country: United States

Salary: $104,000 - $126,000

Type: Onsite

Employment: Full-time

Description: Base-2 Solutions is seeking a Software Engineer Level 4 to develop, maintain, and enhance complex software systems for mission-focused environments. The role emphasizes backend development, data engineering, and API work using Python and FastAPI, with PostgreSQL database design and high-performance integrations. The position requires TS/SCI with CI Polygraph, strong backend and data/API expertise, and experience building scalable systems. #J-18808-Ljbffr Experience: 5 years required

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