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← Reflection AI

Member of Technical Staff - Data Platform

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

CHECKED 19H AGO

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At a glance

Highlights

  • Build core data systems powering research, training, and production environments.
  • Unify ingestion and orchestration for batch and streaming across model lifecycle.
  • Create trusted data backbone for world-class open-weight AI systems.

What they offer

  • Top-tier salary and equity with stock options
  • Comprehensive medical, dental, vision, life and wellness allowance
  • Lunch and dinner provided in office daily
  • 22 weeks paid parental leave
  • Unlimited PTO in US and 30 days in UK
  • Regular off-sites, happy hours and team celebrations

Ideal candidate

High-agency builder who thrives in fast-paced, zero-to-one environments and across research-infra boundaries. Motivated by creating the trusted backbone for open-weight AI.

Requirements

  • Strong data engineering background shipping production-grade pipelines at scale
  • Experience designing and owning end-to-end large-scale batch and streaming systems
  • Comfortable debugging pipeline failures and optimizing cost, performance and quality
  • Thrive in high-agency, fast-paced environment with bias to action
  • Excited about zero-to-one challenges building new systems
  • Collaborative communicator across research and infrastructure boundaries
  • Motivated by creating trusted data backbone for open-weight AI systems
visa sponsorship
Visa sponsorship available with long-term immigration support

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 ↗