Senior Backend Engineer - Python, FastAPI, PostgreSQL

Base-2 Solutions, LLC.; Annapolis (MD); On-site; USD 130,000 - 170,000; Full time

Job summary

Base-2 Solutions in Annapolis, MD seeks a Software Engineer Level 4 to develop, maintain, and enhance complex software systems, with a focus on backend, data engineering, and API work using Python and FastAPI. You will design and manage PostgreSQL databases and support high-speed, high-volume, mission-critical data systems.

The role emphasizes scalable, high-performance solutions, real-time analytics, and robust testing and documentation in a demanding security-cleared environment.

Qualifications

• Active TS/SCI with CI Polygraph.
• Backend developer experience.
• Data engineering and API development experience.
• Experience with Python and FastAPI.
• Experience designing and managing PostgreSQL databases with efficient SQL and indexing.
• Proficiency in Elasticsearch.
• Experience building high-performance API connections between mission-critical data systems.

Responsibilities

• Develop, maintain, and enhance complex software systems including analytics and real-time data processing.
• Provide input to software component design and system requirements analysis.
• Design, implement, and integrate software applications and tasks.
• Apply appropriate software engineering methodologies in development and production environments.
• Ensure delivery of software capabilities using standard processes.
• Mitigate risks, control costs, and manage large-scale software projects.
• Review and test components and document results.

Skills

Backend development

Data engineering

API development

Python programming

High-performance integrations

Education

Bachelor's Degree

Associates Degree

Master's Degree

PhD

High School Diploma / GED

Tools

Python

FastAPI

PostgreSQL

Elasticsearch

Job description

Base-2 Solutions in Annapolis, MD seeks a Software Engineer Level 4 to develop, maintain, and enhance complex software systems, with a focus on backend, data engineering, and API work using Python and FastAPI. You will design and manage PostgreSQL databases and support high-speed, high-volume, mission-critical data systems.

The role emphasizes scalable, high-performance solutions, real-time analytics, and robust testing and documentation in a demanding security-cleared environment.