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← Reflection AI

Member of Technical Staff - Engineering Lead, Data Platform

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

CHECKED 20H AGO

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At a glance

Highlights

  • Build the trusted data backbone for open-weight AI systems.
  • Unify ingestion and orchestration across the data lifecycle.
  • Enable high-velocity research on reproducible data infrastructure.

What they offer

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

Ideal candidate

Staff-level data engineer turned hands-on leader who multiplies impact through a team. High-agency builder who loves enabling research with reliable, scalable systems.

Requirements

  • 8+ years engineering experience with strong data engineering foundation, owning production pipelines at TB to PB scale daily
  • Track record as staff/principal-level individual contributor before moving into leadership
  • Managed and grown a team of 5-10 or demonstrated readiness to build one while staying technically embedded
  • Deep expertise in ingestion and orchestration at scale, storage and processing engines, or data quality and lineage
  • Fluent in modern data stack with experience building new systems from zero
  • Thrives in high-agency, fast-paced environment with bias toward action and impact
  • Collaborative communicator comfortable across research and infrastructure
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 ↗