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Senior/Staff Software Engineer, Voice AI

Lightberry· Engineering
Apply on company site
Hybrid (San Francisco)$130k - $280k + equityFull-timePosted 6mo ago

About the role

Cloud-based software role focused on enabling humanoid robots to understand and interact with people, improving voice pipelines, latency, and conversational features for Lightberry’s robotics platform.

Responsibilities

  • Use robots that cost more than most cars to evaluate and test new features
  • Iterate on software deployed to customer's robots in the real world
  • Improve our composite voice pipelines using the latest state of the art models
  • Add and improve features like knowledge storage/retrieval, smarter turn taking, automatic personality tuning
  • Create clever approaches to reducing latency and make interactions feel more natural

Qualifications

  • Experience with cloud development (AWS, GCP, Kubernetes)
  • Experience with latency sensitive applications (voice pipelines, video games, streaming)
  • Experience with voice AI
  • High ownership of product features
  • Addiction to observability metrics
  • Excellent taste in developer tooling

Skills

Required:Cloud developmentAWSGCPKubernetesLatency-sensitive softwareVoice AIObservability
Last updated Aug 26, 2026. Interested? Apply on the company site.
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About Lightberry

The social brain for robots.

We build brains for robots. We work with manufacturers like Unitree to make robots listen, speak, and act. You can program your robot out of the box by literally talking to it, no coding involved. Robots running Lightberry are emotionally intelligent, always on, and fully autonomous. Just like in Star Wars!

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