AI Tech Lead, Remote (based in Europe)
Virtusan · Berlin (Remote) · Full-time
Description
Virtusan is a Swiss based health coaching platform for sleep, stress and recovery that works with any wearable, including our own smart ring. We're hiring our first AI Tech Lead to build the intelligence behind our coach: turning biometric and behavioural signals into personalised programmes that help people sleep better and stress less. You’ll be the technical authority for AI across engineering; you make the calls on architecture and approach, set the standards others build to and stay hand-on in the code. What you'll be doing 1) Signal interpretation: Turn wearable and in-app data into recovery, stress and sleep insights, using personal baselines and trend detection. 2) Multi-device data: Normalise metrics across vendors, weight sources by reliability, and handle missing data and device switches. 3) Recommendation engine: Personalise protocol sequences by dose and timing with classical ML (e.g. contextual bandits, sequential recommenders or RL). 4) Feedback loops: Learn from real user behaviour and biometric responses which protocols work, and for whom. 5) Evaluation: Offline metrics, online experiments and production monitoring for every model and LLM feature. 6) AI platform: O…
View full original posting → Source: Arbeitnow
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Questions about this job
Where is this AI Tech Lead, Remote (based in Europe) job located?
The listing places this job in Berlin (Remote).
Who is hiring?
The employer shown on the listing is Virtusan.
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Is it full-time or part-time?
The listing type is Full-time.
When was this job posted?
It was posted on 19 October 2026. Jobs that stay open too long are closed automatically, so apply soon if you are interested.
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