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Lead Research Engineer, Data Quality

San Francisco🌐 Remote💼 Full-time🗓 2026-09-22 → 2026-09-26

Core

Lead the strategy and systems for measuring, improving, and scaling the quality of training data for frontier AI agents.

Role type

Lead Research Engineer, Data Quality

Builds

QC systems, evals, benchmarks, synthetic data pipelines, validation workflows, and internal research tools

Domain

Frontier AI, Reinforcement Learning, Data Infrastructure

Deliverable

production ML models | product features | dashboards & analysis

Required skills

Python, Docker, Linux, data quality reasoning, building QC systems, designing experiments, building validation pipelines

Preferred skills

leading teams on ambiguous technical projects, working with subject-matter experts, designing metrics and QA/QC processes, early-stage startup experience

Technologies

Python, Docker, Linux

Responsibilities

Lead data quality strategy including building QC systems and defining quality standards; Develop new methods for validating synthetic data at scale; Partner with research engineers and domain experts to diagnose quality issues; Turn qualitative research insights into production systems and validation pipelines; Mentor research engineers to maintain technical rigor

Seniority

Lead, hands-on IC with mentorship

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