Member of Technical Staff — Backend/API Platform
$200K – $400K
via Ashby
About this role
ABOUT THE ROLE
RadixArk is looking for a Member of Technical Staff — Backend/API Platform Engineer to build the API layer, control plane, and platform services that power SGLang and Miles in production. You'll design and implement the REST/gRPC APIs, authentication systems, multi-tenancy isolation, and monitoring infrastructure that thousands of developers and companies rely on. This role bridges high-performance inference/training systems with production-grade platform engineering.
REQUIREMENTS
- 4+ years experience building production backend systems, APIs, or platform infrastructure
- Bachelor's or Master's degree in Computer Science, Engineering, or equivalent industry experience
- Strong proficiency in Python, Go, or Rust with production-quality code standards…
What we'd score you on
reqspace match rubricFive dimensions, recruiter-grade. Upload your resume and we'll generate a written explanation of where you fit and where the gaps are.
1
Skills match
For this role: python, go, rust, grpc, aws…
2
Level fit
We check your title trajectory against the seniority signal of the role.
3
Domain experience
Your work in the role's domain matters more than your years total. We weight recent and direct experience.
4
Recency
A skill you used last quarter weighs more than one from five years ago. We grade on recency, not lifetime.
5
Location fit
This role is based in a specific location. We weight your proximity and willingness to relocate.
Score yourself on this role.
Free · no card · written explanation included
Skills in this role
Pulled from the job description. These are the keywords we'll weight when scoring your fit.
pythongorustgrpcawsazuregcpkubernetesdatadoggrafanaprometheusgithub