Senior Backend Engineer - Python, FastAPI, PostgreSQL

Base-2 Solutions; Elkridge (MD); On-site; USD 120,000 - 160,000; Full time

Job summary

Base-2 Solutions is seeking a Software Engineer Level 5 to develop, maintain, and enhance complex software systems supporting mission-focused environments. This role is centered on backend development, data engineering, and API development using Python and FastAPI, with database design and PostgreSQL management.

You will work on high-speed, high-volume systems, collaborate with cross-functional teams, implement scalable solutions, and ensure robust testing and documentation.

Qualifications

• Active TS/SCI with CI Polygraph.
• Backend development experience.
• Experience in data engineering and API development.
• 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 high-speed, high-volume, mission-critical, data-sensitive systems.

Responsibilities

• Develop, maintain, and enhance complex software systems, including processing-intensive analytics, novel algorithm development, manipulation of extremely large data sets, real-time systems, and business management information systems, based upon documented requirements.
• Provide input to software component design, including hardware/software trade-offs, software reuse, use of COTS/GOTS, and requirements analysis.
• Design, implement, and integrate software applications or perform software engineering tasks.
• Utilize software engineering and design methodologies appropriate to the development, integration, and production environment.
• Ensure efficient delivery of software engineering capabilities using industry standards and repeatable processes.
• Mitigate risks, control costs and schedule variance, and effectively manage large-scale, integrated software projects.
• Review and test software components for adherence to design requirements and document test results.

Skills

Backend development

Python

FastAPI

PostgreSQL

API development

Data engineering

Elasticsearch

Education

High School Diploma/ GED with 18 years of experience

Associates Degree with 16 years of experience

Bachelor's Degree with 14 years of experience

Masters' Degree with 12 years of experience

PhD with 10 years of experience

Job description

Base-2 Solutions is seeking a Software Engineer Level 5 to develop, maintain, and enhance complex software systems supporting mission-focused environments. This role is centered on backend development, data engineering, and API development using Python and FastAPI, with database design and PostgreSQL management.

You will work on high-speed, high-volume systems, collaborate with cross-functional teams, implement scalable solutions, and ensure robust testing and documentation.