JOBS / Pika

Research Scientist, Post-Training — Video Generation

US remote

Role

The role involves owning RL-based post-training for video diffusion and flow-matching models at multi-node scale. Candidates must have 2+ years of research experience in post-training or generative modeling, with strong grounding in PyTorch and distributed training.

Location: US remote
Employment: full time
Work pattern: hybrid
Seniority: lead

RL post-trainingvideo generationreward modelsPyTorchdistributed training

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Source and currency

This vacancy came from the organization’s official Ashby feed. Source update: 2026-05-16T03:25:02.352+00:00. Check the employer’s page for the complete description, current availability and application terms.

Pika RESEARCH PROFILE ↗