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Sphinx Defense

Backend Engineer

Colorado Springs, CO$138k–$167kmidAdded 1 month ago

About this role

Sphinx is seeking a Backend Engineer to develop core platform services for a ground communications and data-transport system supporting US government satellites. You'll design scalable backend infrastructure, lead technical initiatives, and mentor junior engineers while working with modern cloud and open-source technologies.

What you'll do

  • Design and build core platform services for satellite ground communications systems
  • Develop multi-tenant APIs and backend services on cloud platforms
  • Lead end-to-end ownership of technical problems and mentor junior engineers
  • Implement infrastructure automation, security practices, and infrastructure-as-code
  • Architect and maintain database schemas, services, and platform ecosystem integrations
  • Collaborate with team to solve ambiguous problems in space communications domain

What they're looking for

  • Python and FastAPI
  • PostgreSQL
  • AWS (or Azure/GCP)
  • Docker and Kubernetes
  • Terraform or infrastructure-as-code
  • API design and microservices architecture
  • Cloud platform services and multi-tenant system design
  • Security-focused development practices

Benefits

  • Competitive salary ($138,000–$167,000 base)
  • Quarterly bonus structure and equity ownership
  • 100% employer-covered medical, dental, and vision insurance for employee and dependents
  • Health Savings Accounts and life insurance
  • 401(k) employer contribution plan
  • Flexible PTO and remote work policy
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Sphinx Defense

Sphinx Defense builds ground communications and data-transport systems supporting US government satellites, with a focus on scalable backend infrastructure and software-defined SATCOM capabilities. The company is hiring Backend Engineers to develop core platform services and experienced Chief Engineers to provide technical leadership and serve as primary engineering authorities for satellite communications programs.

View all jobs at Sphinx Defense

Likely interview questions

  • Walk us through a multi-tenant system you've designed—how did you handle data isolation and scalability?
  • Describe a time you owned a technical problem end-to-end. What challenges did you face and how did you resolve them?
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