Job Application for Marketing Operations & User Research at RadixArk

About the Role

This role is a 3-in-1 position spanning User Research, Marketing Activities, and Business Development, designed to help SGLang systematically understand its users, expand market visibility, and grow commercial impact.

You will work closely with engineering, data, and leadership teams, and engage directly with users, partners, and customers. This role requires strong execution, data sensitivity, and the ability to operate in a fast-paced environment while wearing multiple hats.

Requirements

Must-Have

2–3 years of experience in user research, marketing operations, business development, or finance front officeroles
Experience with B2B SaaS, developer tools, or finance front office environments (Investment Banking, Sales & Trading, PE, VC, Hedge Funds, etc.)
Experience organizing events (conferences, meetups, online events) or managing client / partner relationships
Ability to understand basic concepts of LLM inference frameworks and communicate effectively with engineers (no coding required)
Strong data sensitivity:
- Understand what data matters for business decisions
- Translate user feedback into data requirements
- Combine qualitative insights with quantitative data
Strong communication skills and high execution ownership

Preferred Qualifications

Startup experience (Series A–C) with multi-hat responsibilities, or experience in high-intensity finance environments
Experience in lead generation, outbound outreach, partnership building, or basic sales workflows
Comfortable operating under ambiguity and shifting priorities

Responsibilities

User Research (Initial Focus · ~30%)

Design and execute 500+ user surveys
Conduct 10–15 in-depth user interviews
Write 3–5 user case studies
Synthesize insights to systematically understand user behavior, needs, and decision drivers

Marketing Activities & Community Operations (Ongoing · ~40%)

Organize conferences, meetups, tech talks, and user events
Manage and grow Discord / Slack communities
Organize online events and community programs
Coordinate content marketing initiatives including blog posts, case studies, and whitepapers
Co-host events and initiatives with cloud providers, hardware vendors, and ecosystem partners

Business Development (Ongoing · ~30%)

Identify and reach out to potential enterprise and strategic users
Build relationships with cloud providers, hardware vendors, and AI ecosystem partners
Proactively engage major customers to secure case study permissions and materials

Data Feedback & Insights (Across All Work)

Provide structured feedback to data engineers on what data to collect and prioritize
Share insights with team leads and leadership on user needs, market trends, and competitive dynamics
Combine qualitative insights (interviews, conversations) with quantitative data (surveys, metrics)

About RadixArk

RadixArk is an infrastructure-first company built by engineers who have shipped production AI systems, created SGLang (20K+ GitHub stars, the fastest open LLM serving engine), and developed Miles, our large-scale reinforcement learning framework.

We are on a mission to democratize frontier-level AI infrastructure by building world-class open systems for inference and training. RadixArk is backed by leading infrastructure investors and partners with Google, AWS, and frontier AI labs.

Compensation

We offer competitive compensation, including equity, comprehensive health benefits, and flexible work arrangements. Compensation is determined by location, level, and experience.

Equal Opportunity

RadixArk is an Equal Opportunity Employer and is proud to offer equal employment opportunity to everyone regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, veteran status, and more.