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← Trajectory

Member of Technical Staff - Generalist

Trajectory · San Francisco

Infrastructureonsite
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At a glance

Highlights

  • Own SDK, APIs and integration infrastructure for continual learning.
  • Build trajectory visualization, eval workflows and monitoring dashboards.
  • Work directly with founders and Series B+ AI design partners.

Ideal candidate

A fast-moving full-stack builder with strong product instincts who loves crafting developer-first experiences and experimenting with AI agents for fun.

Requirements

  • Strong full-stack or backend engineering experience
  • Experience building AI-powered products or agent systems
  • Experience building developer-facing products or SDKs
  • Experience with data pipelines, telemetry systems, or event infrastructure
  • Ability to move quickly in a zero-to-one environment

Lab profile

About Trajectory

Builds a continual-learning platform helping production models learn from real workflows.

What they build

  • Continual-learning platform
  • Post-training stack for LLMs and agents
  • SDK and API surfaces

Known for

  • Continual learning from production telemetry
  • Custom LLM and agent training and serving
  • Novel continual-learning algorithms
  • ML training and inference infrastructure optimization
More about Trajectory →
Apply on the lab’s site ↗

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