# Member of Technical Staff - Pre-Training Evals Infra at Reflection AI

- Company: Reflection AI
- What the company does: Make intelligence open and accessible to all. Backed by Battery, Lightspeed and Sequoia.
- Company website: https://reflection.ai/
- Type: Startups (AI role)
- Level: Senior
- Location: New York, NY
- Work setup: On-site
- Posted: 2026-10-13
- Apply by: 2026-11-27
- Apply: https://jobs.ashbyhq.com/reflectionai/5c9835ae-4424-41ab-8585-16aefcce5a7a?utm_source=1752vc&utm_medium=careers
- Page: https://www.1752.vc/careers/jobs/reflection-ai-member-of-technical-staff-pre-training-evals-infra/

## About the role

You will build the evaluation infrastructure that researchers use to understand model capabilities, guide training decisions, and assess readiness for release. The role spans evaluation authoring, distributed execution, and results analysis, with a particular focus on pre-training. You will work directly with researchers to make evaluations faster, more reliable, and easier to use, ensuring that the results accurately reflect the models being evaluated. Found on 1752vc Careers, the job board for startup and VC roles.

Tags: Research

Source: 1752vc Careers, https://www.1752.vc/careers/jobs/reflection-ai-member-of-technical-staff-pre-training-evals-infra/