Eight Sleep

Eight Sleep

Senior Firmware Engineer, Connectivity

San Francisco, CA or New York, NY · Senior

Sponsorship not specifiedDetected 68 days ago
PythonC++iOSAndroidNode.jsMachine LearningCybersecurityEmbedded SystemsCommunicationCollaboration

About the role

  • Firmware Engineer, Bluetooth (BLE) Eight Sleep is the world's first sleep fitness company.
  • Backed by leading Silicon Valley investors, we have been recognized as one of Fast Company's Most Innovative Companies in 2018, 2022, and 2023.
  • Our temperature-regulated technology, the Pod, is an absolute game changer, improving people's health and happiness by changing the way they sleep.

Responsibilities

  • Architect, implement, and maintain the Bluetooth connectivity layer across our Pod ecosystem.
  • Define GATT services, characteristics, and connection strategies that deliver reliable, secure, and power-efficient communication.
  • Drive radio-on time, advertising intervals, connection parameters, and PHY selection while maintaining low-latency sync of biometric data.
  • Deliver a connectivity experience that "just works" across the long tail of iOS and Android devices, OS versions, and real-world RF environments.
  • Design and harden the secure OTA DFU pipeline so we can confidently push firmware to a global fleet of devices with low friction and zero bricks.
  • Work closely with our manufacturing partners in China to develop RF and BLE production tests, ensuring we ship high-quality, fully-validated devices on time.
  • We use innovative technology, detailed design, and proven science and data to personalize and improve each night for everybody-changing the way people sleep forever and for the better.
  • Firmware Engineer, Connectivity, to own the wireless connectivity stack that brings a new generation of hardware to life.

Requirements

  • Hands-on experience with at least one vendor BLE stack and SDK (Nordic SoftDevice / nRF Connect SDK / Zephyr, Apple/Broadcom, TI, or similar).
  • proficiency with Python or NodeJS for host-side tooling.
  • Demonstrated ability to hit ultra-low-power targets: measuring and optimizing radio duty cycle, sleep current, and connection parameters against real battery-life budgets.
  • Ability to read data sheets, schematics, and antenna matching networks for hardware bring-up and RF debugging.
  • Track record shipping secure OTA DFU (signed images, dual-bank update, rollback) on a constrained device.
  • Experience with multi-link / multi-role BLE topologies
  • Expertise in automated BLE testing, RF chamber test setup, and connectivity observability/telemetry.

Benefits

  • Eight Sleep is the world's first sleep fitness company.
  • We are a fast-moving, fast-growing company, and we embrace individuals with a growth mindset and a strong desire to help us achieve our mission: improving people's lives through optimal sleep.

Company info

  • Our mission is to fuel human potential through optimal sleep.
  • We're excited by the success of the Pod to date and still have a long way to go toward achieving our mission.
  • You'll be part of a small team designing and implementing the BLE layer that connects our members' devices to the Eight Sleep ecosystem with high autonomy and direct, measurable impact on the member experience.
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This listing is sourced directly from Eight Sleep's careers page and normalized into a canonical job model.