AI Engineer Job at Nen, San Francisco, CA

  • Nen
  • San Francisco, CA

Job Description

Be one of the founding engineers at Nen, shaping the AI layer that powers automation across enterprise desktop environments at scale.

The role

  • Build and extend a multi-model agent loop across leading AI providers

  • Benchmark models across cost, latency, and reliability — and own the framework for doing so continuously

  • Improve agent reliability through better perception, grounding, and structured context

  • Instrument traces and build the data foundation for future fine-tuning

  • Shape the Python workflow SDK so improvements are transparent to users

Requirements

  • Hands-on experience building with LLMs in production

  • Strong Python; comfortable working across SDK, API, and model integration layers

  • Experience evaluating and benchmarking models with structured evals, not just vibes

  • Familiarity with agent architectures, tool use, and multi-step reasoning loops

  • Curiosity about the computer-use model landscape and how it's evolving fast

Job Tags

Full time

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