Member Of Technical Staff - Post Training

Blackforestlabs

Freiburg, Germany
On-site
Own post-training pipeline end to end
Advance post-training techniques
Work across modalities
In this role, you'll own the post-training pipeline for our multimodal models end to end — from data strategy and reward modeling to preference optimization, distillation, and safety tuning — across image, editing, and video

Job Summary

  • In this role, you'll own the post-training pipeline for our multimodal models end to end — from data strategy and reward modeling to preference optimization, distillation, and safety tuning — across image, editing, and video.
  • You'll drive measurable gains in model quality, build the infrastructure that lets the whole research team iterate fast, and push the state of the art in what it means to align a generative model to human intent.
  • We're a distributed team with real offices that people actually use, and we'll discuss what this will look like for the role during our interview process.

Matching Summary

In this role, you'll own the post-training pipeline for our multimodal models end to end — from data strategy and reward modeling to preference optimization, distillation, and safety tuning — across image, editing, and video.

Skills & Requirements

Must-have

  • own post-training pipeline end to end
  • advance post-training techniques
  • work across modalities
  • build personalization capabilities
  • design and maintain infrastructure
  • identify and close quality gaps

Nice-to-have

  • research excellence
  • open science
  • expand human creativity
  • low ego
  • bold
  • kind

Key Requirements

  • owned post-training for a frontier generative model
  • deep experience across post-training stack
  • comfortable working across modalities
  • strong PyTorch fluency
  • experience with distillation or building eval pipelines is a plus
  • bias toward shipping

Work Rights

Not specified

Tailored Resume

Cover Letter