Senior Backend & Data Engineer (Python/FastAPI, PostgreSQL)

RPMGlobal; Annapolis, Northern (MD, KY); Hybrid; USD 110,000 - 170,000; Full time

Job summary

Base-2 Solutions is seeking a Software Engineer Level 4 to develop and maintain backend, data engineering, and API components for mission-focused systems. The role emphasizes scalable Python/FastAPI services, PostgreSQL database design, and high-performance integrations across data-sensitive environments.

The candidate should have strong Python and FastAPI skills, PostgreSQL expertise, and experience with Elasticsearch for high-volume data workflows in critical systems.

Qualifications

• Must possess active TS/SCI with CI Polygraph.
• Backend development experience with scalable systems.
• Experience in data engineering and API development.
• Proficient in Python and FastAPI.
• Experience designing and managing PostgreSQL databases with efficient SQL.
• Experience building high-performance API connections.

Responsibilities

• Develop, maintain, and enhance complex software systems.
• Provide input on component design including trade-offs and reuse.
• Design, implement, and integrate software applications.

Skills

Backend development

Data engineering

API development

Python

FastAPI

PostgreSQL

Elasticsearch

Education

High School Diploma/GED

Associates Degree

Bachelor's Degree

Master's Degree

PhD

Tools

Python

FastAPI

PostgreSQL

Elasticsearch

SQL indexing

Job description

Base-2 Solutions is seeking a Software Engineer Level 4 to develop and maintain backend, data engineering, and API components for mission-focused systems. The role emphasizes scalable Python/FastAPI services, PostgreSQL database design, and high-performance integrations across data-sensitive environments.

The candidate should have strong Python and FastAPI skills, PostgreSQL expertise, and experience with Elasticsearch for high-volume data workflows in critical systems.