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RadixArk

RadixArk

Palo Alto, CA, USA
1 employees
AI Infrastructure
Seed · $100M
Website

About RadixArk

RadixArk focuses on developing infrastructure for AI inference and training systems. It builds tools to make frontier-level AI more efficient, accessible, and cost-effective.

Open positions (7)

Member of Technical Staff — Inference-Multi-Hardware

Palo Alto, CA
$200k – $400k

Visual Designer

Palo Alto, CA

Member of Technical Staff — Backend/API Platform

Palo Alto, CA
$200k – $400k

Business Development

Palo Alto, CA

Product Marketing Manager

Palo Alto, CA

Member of Technical Staff — Developer Experience

Palo Alto, CA
$200k – $400k

Member of Technical Staff — Developer Technology

Palo Alto, CA
$200k – $400k

Company details

Team Size1
LocationPalo Alto, CA, USA
IndustryAI Infrastructure

Funding

Total raised

$100M

Last stage

Seed

Investors

Accel
Spark Capital
NNVentures
HHOF Capital
Walden Catalyst Ventures

Founders

Ying Sheng

Ying Sheng

AI infrastructure veteran and key contributor to SGLang; former engineer at xAI (working on inference systems for Grok models) and research scientist at Databricks.

LinkedIn
Banghua Zhu

Banghua Zhu

AI modeling veteran; former engineer at NVIDIA with background in AI systems. Co-creator of SGLang.

LinkedIn

What happens next.

No applications, no recruiter spam. Just the intro.

01

Confirm the fit

A few questions to make sure this role is the right shape for you. Two minutes.

02

I pitch you to the company

I write the intro, send it to the founder, and handle the back-and-forth.

03

A meeting lands on your calendar

If they’re a yes, I book the chat. You show up — that’s the whole job-hunt.