CareerPlan

Senior Research Engineer, Post-Training

Palo AltoFull-time$709k–$789k2026-11-12
On-siteVisa sponsorship offered

Core

Own the pipeline that turns raw roleplay data into better model behavior through SFT, RL, reranking, and data curation.

Role type

Senior Research Engineer (Post-Training)

Builds

AI character behavior models for a social AI platform

Domain

Generative AI / Social AI

Deliverable

production ML models

Required skills

software engineering, SFT, RL, reranking, data curation, evaluation, experimentation

Responsibilities

Run the loop from eval signal to next training run, define problems and plans, curate data, implement training pipelines

Seniority

Senior, hands-on IC