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Senior Back End Developer

BigBear.ai

Salary not specified
Dec 4, 2025
Ashburn, VA, US
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BigBear.ai is seeking to lead backend development efforts, drive technical decision-making, and build high-quality, scalable backend systems

Requirements

  • Advanced experience with Python and Flask, including building complex backend systems
  • Strong expertise in AWS cloud architecture and services
  • Experience designing scalable backend architectures and APIs
  • Experience with distributed systems, microservices, or event-driven architectures
  • Strong database design experience across SQL and NoSQL technologies
  • Familiarity with infrastructure-as-code tools (Terraform, CloudFormation)
  • Experience with performance tuning, logging, and monitoring tools

Responsibilities

  • Architect, design, and lead development of backend systems using Python and Flask
  • Own the creation and lifecycle of robust RESTful APIs and services
  • Utilize AWS to build scalable, secure, and production-ready cloud solutions
  • Provide technical leadership and mentor junior/mid-level developers
  • Drive best practices for coding, testing, CI/CD, and operational excellence
  • Troubleshoot complex issues, optimize performance, and ensure system reliability
  • Collaborate with stakeholders to align technical solutions with business goals

Other

  • Bachelor's Degree and 10 to 12 years of experience
  • Ability to lead, mentor, and make strategic technical decisions
  • Strong problem-solving and debugging skills
  • Prior experience influencing product direction or technical strategy
  • Background in security best practices or compliance frameworks