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Backend Engineer

sphinxdefense Remote • Colorado Springs, CO


No Relocation

Posted: July 6, 2026

Job Description

ABOUT THE ROLE

Sphinx is hiring a Backend Engineer to join our Space Communications team building a ground communications and data-transport  platform for US government satellites. As a Backend Engineer you will lead the development of core platform services, designing and  building technology to support the operations of a wide variety of US  Government satellites. You'll work as both an individual contributor and a lead for more junior engineers.

 

We’re looking for a track record of the following:

  • Experience working on  multi-tenant services on public cloud platforms like AWS, Azure, or GCP
  • Developing and consuming APIs and services as part of platform ecosystem
  • Developing with an emphasis on automation and security
  • Willingness to own a technical problem end-to-end
  • A habit of self-directed learning of new technologies
  • The ability to work well with a team
  • The ability to communicate clearly

 

You might be a good fit if:

  • You have 3-5+ years’ of progressively responsible software engineering experience
  • You have extensive experience with Python, FastAPI, postgres, AWS, Docker, Kubernetes, Terraform
  • You have experience architecting and building APIs and backend services
  • You can demonstrate in-depth knowledge of at least one commercial cloud platform and its associated services 
  • Are comfortable working with some ambiguity and able to self-direct your work
  • You’ve made enough mistakes and booked enough wins to know what not to build and know what good looks like

 

Nice to have:

  • Prior experience working in space, satellite communications, or building ground systems. 

 

LOCATION

While this role is remote, the potential for travel may occur such as client visits, company gatherings, and other project related travel as needed may be required.

 

COMPENSATION

  • This role is between $138,000 - $167,000 base salary.
  • Quarterly bonus structure
  • Equity ownership in the company
  • 100% Premium coverage for medical, dental, and vision for you and dependents
  • Health Savings Accounts
  • Life Insurance
  • 401k employer contribution plan
  • Flexible paid time off policy 
  • Flexible work/remote work policy

 

BENEFITS

Compensation includes competitive salary, meaningful equity ownership, profit sharing, employer 401(k) contribution, and 100% employer covered medical, dental, and vision insurance for you and your dependents.




Additional Content

ABOUT THE ROLE

Sphinx is hiring a Backend Engineer to join our Space Communications team building a ground communications and data-transport  platform for US government satellites. As a Backend Engineer you will lead the development of core platform services, designing and  building technology to support the operations of a wide variety of US  Government satellites. You'll work as both an individual contributor and a lead for more junior engineers.

 

We’re looking for a track record of the following:

  • Experience working on  multi-tenant services on public cloud platforms like AWS, Azure, or GCP
  • Developing and consuming APIs and services as part of platform ecosystem
  • Developing with an emphasis on automation and security
  • Willingness to own a technical problem end-to-end
  • A habit of self-directed learning of new technologies
  • The ability to work well with a team
  • The ability to communicate clearly

 

You might be a good fit if:

  • You have 3-5+ years’ of progressively responsible software engineering experience
  • You have extensive experience with Python, FastAPI, postgres, AWS, Docker, Kubernetes, Terraform
  • You have experience architecting and building APIs and backend services
  • You can demonstrate in-depth knowledge of at least one commercial cloud platform and its associated services 
  • Are comfortable working with some ambiguity and able to self-direct your work
  • You’ve made enough mistakes and booked enough wins to know what not to build and know what good looks like

 

Nice to have:

  • Prior experience working in space, satellite communications, or building ground systems. 

 

LOCATION

While this role is remote, the potential for travel may occur such as client visits, company gatherings, and other project related travel as needed may be required.

 

COMPENSATION

  • This role is between $138,000 - $167,000 base salary.
  • Quarterly bonus structure
  • Equity ownership in the company
  • 100% Premium coverage for medical, dental, and vision for you and dependents
  • Health Savings Accounts
  • Life Insurance
  • 401k employer contribution plan
  • Flexible paid time off policy 
  • Flexible work/remote work policy

 

BENEFITS

Compensation includes competitive salary, meaningful equity ownership, profit sharing, employer 401(k) contribution, and 100% employer covered medical, dental, and vision insurance for you and your dependents.