get hired at
Happy Health
Clinical-grade AI smart ring (Happy Ring) for continuous home-based care, starting with sleep apnea
- 35
- AVPOPE
- Austin
- AI
Open roles at Happy Health
5 positions we're tracking, re-checked daily
- apply ↗
Embedded/Firmware Engineer
austinMid-levelfirst seen last month - apply ↗
ML/Biosignal Scientist
austinMid-levelfirst seen last month - apply ↗
Regulatory/Clinical Affairs
austinMid-levelfirst seen last month - apply ↗
Sensor Hardware Engineer
austinMid-levelfirst seen last month - apply ↗
Mobile App Engineer
austinMid-levelfirst seen last month
Know when Happy Health is hiring before anyone else
A role stays uncontested for about four days. Here's the window, and where we put you in it.
From $5.99/week, cancel any time.
- live
- +2h+2hrole spotted & verified1
- +4h+4hyou get the alert1
- day 3day 3you've applied~8
- day 7+day 7+hits the job boards250+
What Happy Health is building
A wearable medical device + platform that moves diagnosis and continuous monitoring into the home. AI translates raw biometrics into clinical context and alerts routed to patients and physicians, targeting sleep apnea first (80M+ US sufferers, ~80% undiagnosed) then heart disease, diabetes, obesity and hypertension.
Why this matters
Founder Dustin Freckleton had a stroke at 24 and was later diagnosed with sleep apnea — a credible origin story. ARCH's continued backing plus FDA clearances differentiate Happy from consumer rings (Oura) by positioning as a diagnostic medical device.
Investors: ARCH Venture Partners (lead; MD Paul Berns), OpenLoop
Hiring outlook
Just emerged from stealth with $75M to expand from sleep to multiple conditions; hardware + AI + clinical scaling implies broad hiring, though no public board confirmed.
Working at Happy Health
Happy Health: Clinical-grade AI smart ring (Happy Ring) for continuous home-based care, starting with sleep apnea. The team is <50 people today. For a AI company this size, the reality is broad remit, direct access to founders, and equity that still means something if the company works out.
Most Happy Health jobs are based in Austin.
How to actually get hired at Happy Health
Why applying the normal way doesn't work
At this size (<50 people), Happy Health has no recruiting function. Founders handle hiring alongside everything else. Reach them directly or get lost in the inbox.
Who to contact at Happy Health
- Who decides
- a founder or department head
- Best channel
- LinkedIn or direct email
Founding team
Physician and wearable-device inventor; founded Happy Health in 2019 after suffering a stroke at 24 during medical school and later being diagnosed with sleep apnea and atrial fibrillation.
What to show them
Physiological signal processing, wearable ML, FDA-context model validation.
A cold email that works at Happy Health
What Happy Health screens for
Reference FDA clearance for OSA (June 2025) and the EDA/peripheral-nervous-system sensor approach that captures brain signals — its technical differentiator vs Oura/Fitbit.
Don't send a generic CV to Happy Health. Mirror the job posting's language to get past automated screening.
Don't make these mistakes
Don't lump it with consumer fitness wearables — Happy is an FDA-cleared medical device/diagnostic platform.
Mistakes that kill Happy Health applications
A recycled CV gets rejected fast at Happy Health (<50 people). They notice.
Lead with their problem, not your ambition. Happy Health is focused on Founder Dustin Freckleton had a stroke at 24 and was later diagnosed with sleep apnea — a credible origin story — show you understand that.
Don't apply and wait. The median AI application gets no response ever. One follow-up at day five roughly doubles reply rates.
Applying to Happy Health? Get the contact, not the form.
The Happy Health interview process
We don't yet have verified candidate reports for Happy Health. What follows is the typical process for a <50-person AI company, so treat it as a model, not confirmed detail.
Interview stages
- 1
Intro Call
Video call · 30 min
What it testsCulture fit and role expectationsUsually run byFounder or hiring manager - 2
Technical Deep Dive
Video call or in-person · 60 min
What it testsPast projects and problem-solving approachUsually run byTechnical founder or lead - 3
Final Round
In-person or video · 45 min
What it testsTeam fit and offer discussionUsually run byFounding team
Happy Health take-home assignment
Happy Health includes a take-home exercise in their interview process. For AI roles, this typically involves a practical problem that takes 2-4 hours. Focus on clean, working code over premature optimization. They're evaluating how you think and communicate, not just the solution.
Happy Health interview timeline
At 7 days, Happy Health's process is faster than typical for AI (10 days at this size).
Interviewed at Happy Health?
Tell us how it went: stages, questions, timeline. Takes 90 seconds and it's how this page stays accurate for the next person.
Happy Health jobs, frequently asked questions
How many jobs does Happy Health have open?
Happy Health currently has 5 open roles, last verified October 4, 2026.
Does Happy Health hire remotely?
All current Happy Health roles are based in Austin.
What roles is Happy Health hiring for?
Happy Health is hiring across Engineering, Data. The most recent opening is Embedded/Firmware Engineer.
How do I apply for a job at Happy Health?
Apply directly through the links above, or read our guide on how to actually get hired at Happy Health.
Does Happy Health respond to cold emails?
We're still collecting cold email data for Happy Health.
Who is the hiring manager at Happy Health?
At this size, hiring is usually run by a founder or department head.
How competitive is it to get hired at Happy Health?
Typical applicant count for AI roles (<50 people): 50-100 in two weeks. Apply fast.
How many rounds is the Happy Health interview?
3 stages: Intro Call, Technical Deep Dive, Final Round.
Is the Happy Health interview hard?
It concentrates on technical depth and system design rather than abstract puzzles. The stage candidates find hardest is Technical Interview.
Does Happy Health give a take-home task?
Yes, Happy Health includes a take-home assignment.
How long does Happy Health take to get back to you?
Around 7 days across the full process.
What should I prepare for the Happy Health interview?
Prepare for technical depth and system design. A <50-person startup wants proof you can ship, not that you can whiteboard.
Where is Happy Health based?
Happy Health is headquartered in Austin, US.
Get Happy Health roles before they're posted
A role stays uncontested for about four days. Here's the window, and where we put you in it.
From $5.99/week, cancel any time.
- live
- +2h+2hrole spotted & verified1
- +4h+4hyou get the alert1
- day 3day 3you've applied~8
- day 7+day 7+hits the job boards250+
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