Member Of Technical Staff - Mid-training Infra

Reflection AI

San Francisco, United States
Top-tier compensation: salary + equity structured ...
On-site
Large-scale gpu systems
Production infrastructure
Gpu performance optimization
Our mission is to build open superintelligence and make it accessible to all

Job Summary

  • Our mission is to build open superintelligence and make it accessible to all.
  • Design, build, and operate large-scale GPU infrastructure for high-throughput model inference and mid-training workloads.
  • We offer top-tier compensation, comprehensive health and wellness benefits, and fully paid parental leave.

Matching Summary

Our mission is to build open superintelligence and make it accessible to all.

Salary

Top-tier compensation: Salary and equity structured to recognize and retain the best talent globally; Health & wellness: Comprehensive medical, dental, vision, life, and disability insurance; Life & family: Fully paid parental leave for all new parents, including adoptive and surrogate journeys.

Skills & Requirements

Must-have

  • large-scale GPU systems
  • production infrastructure
  • GPU performance optimization
  • high-performance LLM runtimes
  • distributed RL infrastructure
  • model execution throughput
  • GPU kernel optimization
  • synthetic data pipelines
  • RL training workflows
  • performance bottleneck diagnosis

Nice-to-have

  • building from the ground up
  • defining company future
  • frontier of open foundational models
  • impactful work
  • team celebrations

Key Requirements

  • Several years of hands-on experience
  • Experience deploying and operating large-scale GPU systems
  • Experience working with modern inference frameworks
  • Familiarity with distributed reinforcement learning infrastructure
  • Experience optimizing throughput for large-scale model execution workloads
  • Experience working with GPU kernels
  • Familiarity with infrastructure for synthetic data pipelines
  • Experience debugging performance issues

Work Rights

Not specified

Tailored Resume

Cover Letter