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← Reflection AI

Member of Technical Staff - Platform Foundations

Reflection AI · New York, NY · San Francisco, CA · London

CHECKED 19H AGO

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At a glance

Highlights

  • Build and operate the foundational platform every engineering team depends on.
  • Define golden paths that make the safe and scalable path the easiest path.
  • Create the secure, self-serve foundation for world-class open-weight AI systems.

What they offer

  • Top-tier compensation with salary and equity
  • Stock options for all contributors
  • Comprehensive medical, dental, vision, life insurance and wellness allowance
  • Lunch and dinner provided in the office daily
  • 22 weeks paid parental leave for all new parents
  • Unlimited PTO in the U.S. and 30 days in the U.K.
  • Visa sponsorship and long-term immigration support
  • Regular off-sites, happy hours and team celebrations

Ideal candidate

High-agency platform engineer who thrives in fast-paced, zero-to-one environments and loves making complex infrastructure reliable and easy. Motivated by enabling others and building the open foundation for frontier AI.

Requirements

  • Strong infrastructure or platform engineering background shipping production-grade systems
  • Deep expertise in cloud platforms, network engineering, security architecture, or developer tooling
  • Comfortable navigating complex multi-team environments and debugging hard infrastructure problems
  • Thrives in high-agency, fast-paced environment with bias toward action and impact
  • Excited about zero-to-one challenges building new systems
  • Collaborative, clear communicator across research and infrastructure
visa sponsorship
We sponsor visas to help exceptional talent join our team

Lab profile

About Reflection AI

Research lab making intelligence open and accessible for everyone to use, customize, and build on.

What they build

  • Open foundation models
  • Aligned general agents
  • Enterprise AI deployments

Known for

  • Frontier model pre-training
  • Post-training and alignment
  • Distributed training infrastructure
  • Secure cloud platform foundations
More about Reflection AI →
Apply on the lab’s site ↗