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# Backend Engineer

- **Company:** Sphinx LLC
- **Location:** Colorado Springs, CO, United States (Remote available)
- **Experience:** Experienced
- **Salary:** $138,000.0 - $167,000.0
- **Contract:** Permanent contract
- **Skills:** Amazon Web Services, Microsoft Azure, Python (Programming Language), PostgreSQL, Open Source Technology, Systems Development Life Cycle, Software Engineering, Web Services, Google Cloud, Backend, Fastapi, SC Clearance, Sphinx, Kubernetes, Api Design, Terraform, Docker
- **Published:** October 27, 2026
- **Apply:** https://www.careerbuilder.com/job-details/backend-engineer-colorado-springs-co--30e7d732-c9c0-4f24-9e97-453fa2b4dc2f

## About the Role

Open Source, Scalable System Development, Team Building, Government, Technical Support, Operational Support, Technical Recruiting, GCP (Good Clinical Practices), Amazon Web Services (AWS), Microsoft Windows Azure, * 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., CLEARANCE ELIGIBILITY - This position requires eligibility to obtain and maintain a U.S. security clearance. For more information about U.S. Security Clearances: click here.
To conform to U.S. Government export regulations, applicant must be a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (aka green card holder), (iii) Refugee under 8 U.S.C. § 1157, or (iv) Asylee under 8 U.S.C. § 1158, or be eligible to obtain the required authorizations from the U.S. Department of State. Learn more about the ITAR here.

## Description

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.