Black Forest Labs

Black Forest Labs

Member of Technical Staff - Model Serving / API Backend Engineer

San Francisco (USA) · Staff+

Sponsorship not specified$180k-$300kDetected 85 days ago
PythonReactFastAPIDistributed SystemsPostgreSQLRedisAWSGCPAzureCloud PlatformsDockerKubernetesCI/CDMachine LearningMLOpsCybersecurityTest AutomationResearchCollaboration

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odds of building a lasting career here

56Sponsors, lottery-bound
Cap-exempt (no lottery)0
Sponsors this role70
Entry-level history0
PERM / green-card track0
Lottery odds (Level IV)94
Fits your clock70

Sponsors, but it's cap-subject — you still face the weighted lottery (~61% per draw at Level IV). Good if you win; have a cap-exempt backup on your list.

Lottery odds assume a STEM candidate.

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Employer immigration record

from this employer's Department of Labor filings

Files H-1B transfers

1 transfer filing in the last year, covering 1 worker. Median labor-condition decision: 8 days. An employer that already files transfers is one that can take over an existing H-1B.

Sourced from Department of Labor LCA, PERM and prevailing-wage disclosure data. Employer matching is by name, so figures may be split across an employer's legal entities. Absence of a filing means none appears in our copy of the data, not that none exists.

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About the role

  • We're creating the generative models that power how people make images and video-tools used by millions of creators, developers, and businesses worldwide.
  • Our FLUX models are among the most advanced in the world, and we're just getting started.
  • Why This Role Our research team moves fast.

Responsibilities

  • Building and operating ML inference services in production
  • Kind. People over politics. We treat each other with genuine warmth. Agency without empathy creates chaos.

Requirements

  • Experience scaling APIs or ML systems under load
  • Comfort working in fast-moving, research-adjacent environments
  • You are comfortable navigating ambiguity, making tradeoffs, and improving systems under real-world constraints.

Skills

  • About Black Forest Labs
  • Headquartered in Freiburg, Germany with a growing presence in
  • San Francisco, we're scaling fast while staying true to what makes us different:
  • Why This Role
  • Models improve weekly.
  • New capabilities emerge constantly.
  • What slows us down is not model quality-it's productionization.
  • Research checkpoints sit longer before becoming usable APIs
  • Inference is slower than it needs to be

Compensation

  • Base Annual Salary: $180,000–$300,000 USD

Company info

  • Once hired, researchers ship faster, demos launch faster, and customers experience models at their best.
  • What We're Looking For You've built and operated systems at meaningful scale.

This listing is sourced directly from Black Forest Labs's careers page and normalized into a canonical job model.