Senior Backend Engineer — Python, FastAPI & Data Systems

RPMGlobal; Reston (VA); On-site; USD 120,000 - 160,000; Full time

Job summary

Base-2 Solutions seeks a Software Engineer Level 4 to develop, maintain, and enhance complex software systems centering on backend development, data engineering, and API development. The role emphasizes scalable systems using Python and FastAPI, PostgreSQL database design, and high-speed, high-volume integrations across mission-critical data-sensitive environments.

The candidate will contribute to architecture, design reviews, and implementation of robust software components while maintaining

Qualifications

• High School Diploma/GED with 13 years of experience.
• Associates Degree with 11 years of experience.
• Bachelors' Degree with 9 years of experience.
• Masters' Degree with 7 years of experience.
• PhD with 5 years of experience.

Responsibilities

• Develop, maintain, and enhance complex and diverse 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 specific input to software component design, including hardware/software trade-offs, software reuse, use of COTS/GOTS in place of new development, and requirements analysis and synthesis from the system level to individual software components.
• 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

Data engineering

API development

Python

FastAPI

PostgreSQL

Elasticsearch

High-performance APIs

Education

Bachelor's degree in a related field

Associate's degree

High School diploma / GED

Master's degree

PhD

Tools

PostgreSQL tooling

Elasticsearch tooling

Job description

Base-2 Solutions seeks a Software Engineer Level 4 to develop, maintain, and enhance complex software systems centering on backend development, data engineering, and API development. The role emphasizes scalable systems using Python and FastAPI, PostgreSQL database design, and high-speed, high-volume integrations across mission-critical data-sensitive environments.

The candidate will contribute to architecture, design reviews, and implementation of robust software components while maintaining