Sphinx Defense
Sr. Backend Engineer
Remote Backend Engineering role with clear candidate location fit.
PostedJul 15, 2026
Eligible countries2 accepted countries
Seniority signalSenior
Work settingRemote
Accepted candidate locations
SerbiaUSA
Role overview
Sr. Backend Engineer
Requirements and responsibilities
Readable role content extracted into sections for faster review.
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
- Scale the services and solve interesting Space Communication challenges
You might be a good fit if you have:
- 5+ years of progressively responsible software engineering experience
- Have extensive experience with Python, FastAPI, Postgres, AWS, Docker, Kubernetes, and Terraform*
- Demonstrable in-depth knowledge of at least one commercial cloud platform and its associated services
- Led the architecture, development, and building of backend services and APIs to ensure performance, security, and reliability
- An ability to successfully own technical problems end-to-end
- Made enough mistakes and booked enough wins to know what not to build and what good looks like
- Excellent communication skills, working with end-users to design and build solutions to their needs, a habit of self-directed learning of new technologies, and the ability to learn quickly and adapt to a fast-paced environment
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Location eligibility
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