BioStack
Founding Research Engineer, RL/Reasoning
$200K–$350K
San Francisco, CA · Full-time · Posted Oct 29, 2026
About the job
Founding Research Engineer role focused on reinforcement learning and reasoning.
Pay
$200K–$350K USD base salary; 0.10%–1.00% equity
AI focus
Work focused on reinforcement learning and reasoning.
Model-written summary · the original posting is authoritative