About the role
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 iOS product engineer to help build Stream, a new conversational interface. The Stream iOS app touches every aspect of our user experience; including device-cloud connectivity, on-device processing, UIUX, and more. You’ll work closely with design, firmware, and backend engineers to create a technically rigorous experience that ultimately feels simple.
Responsibilities Own iOS product delivery—including architecture (Swift), metrics-driven optimization, testing, and releases Work closely with backend services (Websocket) and device integrations (BLE) for low-latency, always-available human-computer interactions Work with product, design, and GTM to ship releases, gather insights, iterate, and improve our experiences for end-users
Qualifications 5+ years building and shipping interactive mobile (iOS) applications Strong proficiency in Swift and complex interactive app development. Deep experience in OS-level integrations such as media control or on-device ML Experience in Python-based servers and the iOS Bluetooth stack are a plus Strong interdisciplinary communication Strong ownership, comfort with ambiguity, and technical output Passion for end-user delight and human-computer interfaces FTE
Benefits Health, vision, and dental
benefits Unlimited PTO and sick time Early stage equity
About Sandbar
Creating Stream, a self-extension for building ideas, and Stream Ring, the mouse for voice.
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Job details
Salary
$160,000 - $220,000
Location
New York, NY
Funding
Total raised
$23M
Last stage
Seed
Investors
What happens next.
No applications, no recruiter spam. Just the intro.
Confirm the fit
A few questions to make sure this role is the right shape for you. Two minutes.
I pitch you to the company
I write the intro, send it to the founder, and handle the back-and-forth.
A meeting lands on your calendar
If they’re a yes, I book the chat. You show up — that’s the whole job-hunt.