# Member of Technical Staff — Inference-Core Engine at RadixArk

- Company: RadixArk
- What the company does: RadixArk builds large-scale inference and training systems for the entire AI community, making frontier-level AI infrastructure open and accessible. Backed by Accel.
- Company website: https://www.radixark.ai/
- Type: Startups (AI role)
- Level: Senior
- Location: Palo Alto, CA
- Work setup: On-site
- Pay: $200K to $400K base salary per year (USD)
- Posted: 2026-02-17
- Apply by: 2026-10-08
- Apply: https://job-boards.greenhouse.io/radixark/jobs/4134888009
- Page: https://www.1752.vc/careers/jobs/radixark-member-of-technical-staff-inference-core-engine/

## About the role

RadixArk is seeking a Member of Technical Staff — Inference to push the limits of large-scale AI inference. You will work on the core systems that serve frontier models at scale, optimizing performance, latency, throughput, and cost across thousands of GPUs. This role sits at the intersection of systems engineering, ML infrastructure, and performance optimization.

## What they're looking for

- 5+ years of experience in systems engineering, ML infrastructure, or performance-critical backend systems
- Strong expertise in large-scale inference systems for LLMs or generative models
- Deep understanding of GPU architecture and performance characteristics
- Experience optimizing latency- and throughput-critical production systems
- Strong knowledge of distributed systems and networking fundamentals
- Proficiency in Python, Rust, C++, or Go for production systems

Tags: Member of Technical Staff