Hiring: Senior Backend Engineer Company: Sphinx Defense Location: Colorado Springs, CO Job Posted Time: 2026-09-10 11:58:11 Employment Type: Hybrid Target Skills & Keywords : AWS, Docker, FastAPI, Kubernetes, PostgreSQL, Python, Security Clearance, Terraform About the job Experience: •5+ years of progressively responsible software engineering experience Required Skills: •Sphinx is hiring a Senior Backend Engineer to join our team, building the next generation of mission planning and command and control software for space communications programs. This team is charged with creating modern, resilient services and capabilities to service the US Government for the next decade and beyond. •Have an outsized role in determining what we build and how we work. You'll work as both an individual contributor and a lead for more junior engineers. •What You Will Be Focusing On •Building multi-tenant services on public cloud platforms like AWS •Building, architecting, and consuming APIs and backend services as part of the platform ecosystem with an emphasis on automation, testing, and security •Advocating for improvements to product quality, security, and performance that have a particular impact on your team and others •Supporting junior engineering talent with mentorship or technical guidance •Interacting with customers and partners to help them integrate with our services Compensation: •$160,000 - $185,000 / year Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don't miss this opportunity to join a forward-thinking team!