Full-Time

Senior Backend Engineer

Eight Sleep

Eight Sleep

201-500 employees

Thermoregulated smart mattress with sleep tracking

Compensation Overview

$180k - $220k/yr

+ Equity

Remote in USA

Remote

Category
Software Engineering (1)
Required Skills
Kotlin
Python
Node.js
Java
TypeScript
Microservices
C#
Scala
Data Analysis
Requirements
  • 8+ years of software engineering experience
  • 5+ years of experience as a backend engineer/SRE
  • Language polyglot, advanced experience with at least 2 out of Java (Scala or Kotlin), C# (or F#) (.NET core), Python, NodeJS+TypeScript
  • Experience with distributed systems
  • Deep understanding of cloud services
Responsibilities
  • Maintain and improve the integrity of our data processing pipeline (5Tb per day)
  • Develop tools to guarantee the availability of our services (~30 microservices) and automate their operation
  • Contribute to the development of back-end services and product features

Eight Sleep sells hardware and subscription software to improve sleep quality. Its Pod Cover is a smart mattress cover with an Active Grid of water tubes connected to an external Hub; it heats or cools the bed and offers dual-zone climate control, while sensors track sleep stages, heart rate, HRV, and breathing to drive real-time temperature adjustments. The latest Pod 4 Ultra adds an adjustable base to reduce snoring, and the company charges for hardware plus a recurring app subscription, aiming to bundle more features into AI-powered sleep health tools. Its goal is to improve sleep and recovery while expanding into clinically applicable solutions and potential FDA-cleared health features.

Company Size

201-500

Company Stage

Late Stage VC

Total Funding

$312.2M

Headquarters

New York City, New York

Founded

2014

Simplify Jobs

Simplify's Take

What believers are saying

  • Pregnancy Mode launched May 5, 2026, auto-adjusts temperature using 50,000 nights of data.
  • $50M Series D in March 2026 funds FDA pathways and clinical validation for medical expansion.
  • Aston Martin F1 partnership February 2026 boosts visibility via car branding and athlete recovery.

What critics are saying

  • Sleep Number Climate360 undercuts Pod pricing at $1,000-$3,000 with similar dual-zone control.
  • Mandatory $180-$288 annual subscription sparks churn from core feature lockouts since 2023.
  • Oura Ring Gen4 at $300-$500 captures users preferring wearable sleep tracking over mattress hardware.

What makes Eight Sleep unique

  • Pod 4 Ultra provides dual-zone thermoregulation from 55°F to 110°F using water-based Active Grid.
  • Autopilot AI adjusts temperature in real-time based on biometric data like HRV and respiratory rate.
  • Pod Cover fits existing mattresses, avoiding full mattress replacement with snoring elevation base.

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Benefits

Health Insurance

Dental Insurance

Vision Insurance

Life Insurance

Unlimited Paid Time Off

Commuter Benefits

Parental Leave

Company Equity

Growth & Insights and Company News

Headcount

6 month growth

0%

1 year growth

-2%

2 year growth

0%
Forge Global
Apr 6th, 2026
Q1's unicorns: from sleep optimization to blockchain intelligence.

Q1's unicorns: from sleep optimization to blockchain intelligence. By Chris Cannon Updated on April 6, 2026 The first quarter of 2026 has already produced a new cohort of unicorns spanning health tech, AI infrastructure, climate intelligence, biotech manufacturing and crypto compliance. From sleep optimization to blockchain intelligence, this latest group of companies reaching $1 billion valuations reflects a broader shift toward businesses embedding intelligence into real-world systems. Below, Forge Global, Inc. highlight five companies that achieved coveted unicorn status in Q1 2026. Eight Sleep, an AI-powered sleep system. New York City-based Eight Sleep is first on the list, having achieved unicorn status in Q1 2026. In March, the company closed a $50 million Series D funding round, bringing its post-money valuation to $1.5 billion.[1] Founded in 2014, Eight Sleep develops AI-powered sleep systems, including its flagship "Pod," which integrates biometric sensors and temperature regulation to optimize sleep performance.[2] The company noted that the latest capital raise will support expansion into clinical validation, FDA pathways, and a broader vision of proactive health monitoring, effectively transforming the bedroom into a continuous health data platform.[3] Eight Sleep has also been expanding its global footprint. In 2025, the company entered the Asia market with a suite of products launched in China and Singapore, and at the time indicated potential plans for a future public listing.[4] As of March 31, 2026, Eight Sleep's Forge Price(TM) is $3.50, implying a valuation of $653.80 million. Notable investors include Valor Equity Partners, Y Combinator, Founders Fund and SoftBank. Talos, a digital portfolio management platform. New York City-based Talos is next on the list, reaching unicorn status following a Series B funding round in January 2026 that valued the company at $1.5 billion. Founded in 2018, Talos provides trading and portfolio management software for institutional investors operating in digital asset markets. Its platform connects liquidity providers, exchanges and custodians into a unified system, enabling more efficient execution and streamlined risk management.[5] Since its founding, Talos has reportedly supported over $727 billion in trading volume, underscoring its growing role in institutional crypto infrastructure. The company plans to use its latest capital infusion to accelerate product development and expand its offerings across multiple digital asset classes.[6] Talos' last price per share was $50.02 as of its most recent funding round (Series B) on January 29, 2026.[7] Notable investors include General Atlantic, PayPal Ventures, Fidelity and Wells Fargo. Cellares, a healthcare company. In January 2026, healthcare company Cellares reached unicorn status after closing a $257 million Series D funding round at a $1.37 billion valuation. Founded in 2019, Cellares is a cell therapy manufacturer focused on developing scalable solutions to accelerate treatment access for patients across a range of diseases. The company noted that its latest capital raise will support the commercial launch of its cell therapies, with the goal of expanding access to thousands of patients each year.[8] Central to its platform is the Cell Shuttle, an automated system that enables end-to-end manufacturing of cell therapies. The technology was recognized as one of TIME's Best Inventions of 2025.[9] San Francisco-based Cellares reported a price per share of $11.99 as of its Series D round. Notable investors include BlackRock, Eclipse Ventures, T. Rowe Price and Bristol Myers Squibb. Tomorrow.io, a weather intelligence firm. Boston-based Tomorrow.io reached unicorn status in February 2026 after closing a $175 million Series F funding round, bringing its post-money valuation to $1 billion. Founded in 2015, Tomorrow.io is a weather intelligence company focused on delivering hyper-local, short-term forecasts. Its real-time solutions support decision-making across industries including aviation, logistics and government.[10] The company's differentiated approach combines proprietary data collection, such as satellite infrastructure, with AI-driven forecasting models. In January, Tomorrow.io unveiled "DeepSky," a constellation of satellites designed to provide atmospheric data to power AI models.[11] As of its most recent funding round (Series F) on February 3, 2026, Tomorrow.io's share price was $5.45 [12] Notable investors include Activate Capital, Square Peg Capital and HarbourVest. TRM Labs, an AI-powered crypto detective. San Francisco-based TRM Labs joined the unicorn ranks in February 2026 after closing a $70 million funding round that valued the fintech company at $1 billion. Founded in 2017, TRM Labs provides AI-powered tools that help governments, law enforcement and financial institutions detect and prevent illicit crypto activity. As digital asset adoption accelerates and regulatory scrutiny intensifies, the company is emerging as a critical infrastructure layer for financial integrity and national security.[13] More recently, TRM Labs introduced Co-Case Agent(TM), an AI investigative assistant designed to translate natural language prompts into actionable intelligence, streamlining complex blockchain investigations.[14] TRM Labs' last price per share was $24.74 as of its latest Series C funding round, February 4,2026.[15] Notable investors include Blockchain Capital, Goldman Sachs, Bessemer Venture Partners and Y Combinator.

TechCrunch
Mar 4th, 2026
Eight Sleep raises $50M at $1.5B valuation | TechCrunch

Eight Sleep said it was free-cash-flow positive in 2025 and plans to use the new funding for new products, global expansions, and clinical validation.

Athletech News
Feb 10th, 2026
Aston Martin F1 Taps Eight Sleep for Recovery Optimization

Aston Martin F1 taps Eight Sleep for recovery optimization. February 10, 2026 1/3 free articles used this month. The sleep tech company will support driver and team recovery; Eight Sleep branding will also be seen on Aston Martin Aramco Formula One cars. The Aston Martin Aramco Formula One Team has entered a new partnership with Eight Sleep, bringing the sleep technology brand into its performance ecosystem ahead of the 2026 season. The collaboration will center on recovery optimization across the team's drivers and personnel, with Eight Sleep providing its Pod sleep systems, temperature-regulated beds equipped with biometric tracking and adaptive cooling technology designed to support improved recovery. As the Formula One calendar grows more demanding with long-haul travel, rapid time zone shifts and condensed race weekends, the partnership goal is to improve athlete sleep patterns. "In Formula One, performance is the result of marginal gains accumulated over an entire season," said Jefferson Slack, the managing director of commercial and marketing for Aston Martin F1. "Sleep is a critical performance input, and Eight Sleep's AI-powered sleep technology allows us to optimize recovery in a way that static solutions cannot." Eight Sleep's technology continuously adjusts bed temperature throughout the night and tracks physiological signals to tailor sleep conditions in real time. The system is built on a large proprietary dataset and is designed to help users adapt to changing training loads, travel schedules and recovery needs. The partnership will also extend to branding integration across the race environment. Eight Sleep's logo will appear on the nose of the team's car, as well as on driver balaclavas, cooling vests and garage cooling equipment during race weekends. Eight Sleep's partnership with Aston Martin Aramco Formula One Team comes as the company expands beyond consumer sleep products into performance and health technology. Last fall, Eight Sleep raised $100 million in funding to develop an AI-powered "sleep agent" and pursue FDA approval for future medical applications, signaling ambitions that extend into preventive health and clinical monitoring. The capital is expected to support product innovation, global expansion and deeper integration of biometric data and AI into its sleep systems. The company has also been building visibility through partnerships and athlete adoption, including with NBA star Jimmy Butler and F1 driver Charles Leclerc.

Ajla Karajko
Aug 25th, 2025
Chills and spills at China's 'robot olympics'

Eight Sleep announced a $100 million funding round, with plans to develop the world's first "Sleep Agent" for proactive recovery and sleep optimization.

Medical Device Network
Aug 21st, 2025
Eight Sleep raises $100m in new funds for AI sleep technology

Sleep solution developer Eight Sleep has raised $100m in a funding round to support the development of its AI-powered Sleep Agent solution and pursue approval from the US Food and Drug Administration (FDA) for its health-focused applications.