Backend Engineer

Sphinx Defense — United States · Posted ~5 hours ago

Mid Full-time

Skills

backend development software architecture scalable systems API development

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Summary ✨ AI‑Generated

A backend engineering role focused on building reliable platforms for complex communications and data systems. The position combines hands-on development, technical leadership, and scalable service design.

Highlights

Develop mission-critical backend platforms using modern technologies while collaborating with experienced engineers on complex technical challenges.

Description

About Sphinx Sphinx builds software to solve complex national security problems in Space. Founded by engineers and technologists with deep experience across commercial and defense technology, we were frustrated by the outdated and insecure technology America's service members are forced to rely on. We're here to do better. We’re focused on building modern, scalable products with an emphasis on using open source technologies. Expect talented, motivated, and interesting colleagues who emphasize collaboration, transparency, and individual responsibility. 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 GCPDeveloping and consuming APIs and services as part of platform ecosystemDeveloping with an emphasis on automation and securityWillingness to own a technical problem end-to-endA habit of self-directed learning of new technologiesThe ability to work well with a teamThe ability to communicate clearly You Might Be a Good Fit If You have 3-5+ years’ of progressively responsible software engineering experienceYou have extensive experience with Python, FastAPI, postgres, AWS, Docker, Kubernetes, TerraformYou have experience architecting and building APIs and backend servicesYou 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 workYou’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 This hybrid role requires a regular presence in Colorado Springs, CO. Compensation This role is between $138,000 - $167,000 base salary.Quarterly bonus structureEquity ownership in the company100% Premium coverage for medical, dental, and vision for you and dependentsHealth Savings AccountsLife Insurance401k employer contribution planFlexible 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. At Sphinx Defense, we are devoted to building a team that represents a variety of backgrounds, perspectives, and skills. Sphinx Defense is committed to providing equal employment opportunities to all employees and applicants for employment without regard to race, color, religion, sex, sexual orientation, and gender identity. 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.