Senior ML/AI Engineer
About Sandbar
Sandbar is an interface company in New York City. We aim to augment individuals in an agentic world—to think, act, and move freely. Our team has built SW, ML, and HW products across Meta, CTRL-labs, Google, Apple, Fitbit, Peloton, and Equinox.
Our first product, Stream, is a new human-agent interface—a private voice ring and conversational computer. Stream has been featured in WSJ, Bloomberg, & Wired, and begins shipping in Summer '26.
Join us in creating a new interface for self augmentation.
About
We’re looking for a senior ML/AI Engineer to build Stream, a new conversational interface. As an ML/AI engineer, you will architect, build, and deploy a new interface which spans voice, audio, and agentic control. This role is perfect for someone who cares deeply about real-world ML deployment and low-latency voice interactions.
Responsibilities
Design and improve user-facing experiences, including voice, audio, and agentic control.
Develop, evaluate, and deploy models spanning cloud models to resource-constrained on-device settings
Optimize inference pipelines for latency, reliability, and concurrency
Work closely with other ML/AI engineers, infrastructure engineers, designers, and cofounders on existing and future products
Qualifications
4+ years in artificial intelligence or machine learning applications
Experience shipping ML-based products is required
Experience in large-language models is required
Experience in audio / voice ML is a major plus
Comfortable writing production-grade software
Passion for human-computer interaction
FTE Benefits
Health, vision, and dental benefits
Unlimited PTO and sick time
Early stage equity
Average salary estimate
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