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Full-Stack Engineer, AI Companion

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1X Technologies

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Location:
United States , Palo Alto

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Category:
IT - Software Development

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Contract Type:
Not provided

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Salary:

150000.00 - 250000.00 USD / Year
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Job Description:

The AI Companion team creates the speech interface to NEO, as well as the physical awareness behaviors that evokes trust, warmth, and competence. As a Full-Stack Engineer on the AI Companion team, you will integrate autonomy, speech models, and nonverbal communication into a cohesive, magical product that is seamless for users to interact with.

Job Responsibility:

  • Design the software architecture for real-time multimodal I/O
  • Design application flows like scheduling chores and triggering autonomous tasks from the voice interface
  • Optimize the companion stack for enabling seamless interactions with NEO
  • Make the Companion scalable and reliable while serving models from remote machines

Requirements:

  • 4+ years of experience with C++
  • 4+ years of experience with Python
  • 4+ years of experience with Bazel
  • 4+ years of experience with PyTorch
  • Experience with real‑time or streaming model architectures or systems
  • Product obsession with quality, performance, and design taste
  • Ability to take research ideas into production systems that work reliably
  • Good product taste as pertaining to human‑robot interaction, non‑verbal communication, and speech UX
What we offer:
  • Health, dental, and vision insurance
  • 401(k) with company match
  • Paid time off and holidays

Additional Information:

Job Posted:
December 01, 2025

Employment Type:
Fulltime
Work Type:
On-site work
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