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Lucis

11 open roles indexed with location, benefit, and apply-link signals where available.

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  • Ops Associate

    Paris | Hybrid | Remote

    hybrid Salary not disclosed

    Ops Associate Paris | Hybrid | Remote THE MISSION At Lucis https://lucis.life/?utm_source=career_job_desc&utm_medium=content, we believe healthcare should be preventive, not reactive. We're building the OS for human longevity to help people add more healthy years to their lives. You can read more about who we are and how we work here https://lucis.life/careers?utm_source=career_job_desc&utm_medium=content. THE ROLE We're hiring our first Ops Associate. You are the voice of Lucis to our members and the face of Lucis to our labs. What you'll own: - The member experience - Direct ticket handling across email, chat, and phone - you're on the queue - Macro library, tone guide, CSAT/NPS tracking, QA of outgoing replies - De-escalation of sensitive health conversations - The lab partner portfolio (owned) - SLA tracking, QBR prep and running, partner documentation, SOPs - Field visits to collection centres across active markets - New partner and new centre onboarding - The bridge between the two (highest leverage) - Systemic issue detection - pattern-matching across tickets and partner performance - Cross-functional bug loop with Product & Engineering - Launch ops for new markets, partners, and product flows - Tooling and automation (Intercom, Attio, Notion, n8n / Make, LLM-based workflows) In a typical week you might - answer 200 member tickets across email and chat - warmly, honestly, with your name on them - spend a morning inside a collection centre in Île-de-France, watching samples get labelled and meeting the staff who handle our members - run your first-ever QBR with Eurofins, using the dashboard

  • Lifecycle & CRM lead

    Paris | OnSite

    onsite Salary not disclosed

    Lifecycle & CRM lead Paris | OnSite Making preventive health the default for every human in Europe THE MISSION At Lucis https://lucis.life/?utm_source=career_job_desc&utm_medium=content, we believe healthcare should be preventive, not reactive. We're building the OS for human longevity to help people add more healthy years to their lives. You can read more about who we are and how we work here https://lucis.life/careers?utm_source=career_job_desc&utm_medium=content. THE ROLE We're looking for a Lifecycle & CRM Lead to own everything that happens after a customer registers - activation, onboarding, engagement, retention, and referral. This is a zero-to-one role: no predecessor, no ceiling, and direct impact on the metric that matters most to our business. Retention is acquisition. A 10% improvement in churn has the same P&L impact as acquiring 10% more customers at zero CAC. This role is that lever. This individual contributor role is responsible for: - Owning activation flows from registration through to paying customer - Building and iterating onboarding sequences from purchase to first blood result received - Running email and SMS strategy end-to-end - including writing the copy, not just designing the flows - Defining customer segmentation logic and building behavioral personalization at scale - Optimizing subscription renewals and repeat purchase rates - Taking over and fixing our referral program (currently underperforming - this is yours to rebuild) - Tracking and reporting on retention metrics, cohort analysis, NPS, and LTV attribution across all lifecycle programs ABOUT YOU You're passionate about the future of human health and want your work to help people

  • Medical content lead

    Paris | OnSite | London | Barcelona

    onsite Salary not disclosed

    Medical content lead Paris | OnSite | London | Barcelona Making preventive health the default for every human in Europe THE MISSION At Lucis https://lucis.life/?utm_source=career_job_desc&utm_medium=content, we believe healthcare should be preventive, not reactive. We're building the OS for human longevity to help people add more healthy years to their lives. You can read more about who we are and how we work here https://lucis.life/careers?utm_source=career_job_desc&utm_medium=content. THE ROLE We analyze 110+ biomarkers, build clinical protocols, and deliver them through an AI doctor that millions of people will eventually trust with their health. Every word a user reads inside Lucis - every biomarker explanation, every protocol rationale, every nudge from our AI coach - has to be medically right and feel like it was written by a clinician who actually cares. That's what you own. As our Medical Content Lead, you partner directly with the Product Lead to make every piece of clinical content inside the product accurate, useful, and unmistakably Lucis. You also feed the AI team the clinical knowledge our agents reason over, support marketing with medically rigorous content, and keep us at the frontier of longevity and functional medicine research. This isn't a writing-only role. You think like a doctor, ship like an operator, and treat AI as a daily collaborator. WHAT YOU COULD OWN - In-product medical content - biomarker explanations, protocol rationales, AI coach, in-product biological narrative (Biomarker results, systems, action plans). You own the clinical voice users hear every day. - AI knowledge curation - work with

  • Head of growth & acquisition

    Paris | OnSite

    onsite Salary not disclosed

    Head of growth & acquisition Paris | OnSite Making preventive health the default for every human in Europe THE MISSION At Lucis https://lucis.life/?utm_source=career_job_desc&utm_medium=content, we believe healthcare should be preventive, not reactive. We're building the OS for human longevity to help people add more healthy years to their lives. You can read more about who we are and how we work here https://lucis.life/careers?utm_source=career_job_desc&utm_medium=content. THE ROLE We're looking for someone to own all new paid customer acquisition - the person who turns our brand into growth. What you'll own: - All paid channels: Meta, Google, TikTok, YouTube, programmatic - Performance creative strategy and testing infrastructure - CAC optimisation across France, UK, Germany, and Spain - Attribution and acquisition analytics - Referral program growth (with Lifecycle Lead) - First media buying hire (within 6 months) What good looks like in 6 months: - Monthly paid spend scaled from €50K → €150K+ at CAC ≤ €85 - UK market launched on paid (May 2026) at CAC ≤ €90 - Creative testing engine running: 20+ new creatives/month, sub-48h launch velocity - Attribution framework that actually reflects cross-channel reality What we're looking for: - You've personally managed at least €100K+/month in paid media (Meta + Google minimum) - You've scaled DTC or subscription acquisition in Europe - you know what works here, not just in the US - You can build dashboards and work directly in ad platforms - strategy without execution doesn't cut it here - You think in CAC/LTV math, not reach and impressions

  • Platform engineering

    Paris | Hybrid | Remote

    hybrid Salary not disclosed

    Platform engineering Paris | Hybrid | Remote Making preventive health the default for every human in Europe The mission At Lucis https://lucis.life/?utm_source=career_job_desc&utm_medium=content, we believe healthcare should be preventive, not reactive. We're building the OS for human longevity to help people add more healthy years to their lives. You can read more about who we are and how we work here https://lucis.life/careers?utm_source=career_job_desc&utm_medium=content. THE ROLE We've processed 200,000+ clinical tests across 4 countries with a team of 20. We're growing 10% week over week. And we're still early. We need engineers who build systems, not features, people who own outcomes end-to-end, orchestrate AI to execute, and raise the bar for everyone around them. You won't spend your days writing boilerplate. You'll write specs that agents execute, review AI-generated code with a critical eye, and make decisions that compound over time. This is what engineering looks like now. If that excites you, keep reading. We'll shape the exact scope together, mobile, infra, platform, AI, full-stack, based on where you're strongest and where we need it most. What you could own: - Full-stack vertical ownership: from data model to API to UI, you hold the whole slice and make it production-grade - Algorithms: translate clinical science (in collaboration with our medical advisors) into reproducible, auditable code - System architecture: design scalable, HDS-compliant infrastructure on AWS (CDK/Terraform) that can handle 10× the load without rework. Maintaining strict compliance with HDS and GDPR regulations through robust security measures. - Engineering culture: run rituals, raise the bar,

  • Brand & content manager

    Paris | OnSite | London

    onsite Salary not disclosed

    Brand & content manager Paris | OnSite | London Making preventive health the default for every human in Europe THE MISSION At Lucis https://lucis.life/?utm_source=career_job_desc&utm_medium=content, we believe healthcare should be preventive, not reactive. We're building the OS for human longevity to help people add more healthy years to their lives. You can read more about who we are and how we work here https://lucis.life/careers?utm_source=career_job_desc&utm_medium=content. THE ROLE We're looking for a Brand & content manager who will own our voice, our content engine, and our organic presence. ABOUT YOU What you'll own - Brand guidelines and tone of voice (and making sure the whole company lives them) - Content strategy: blog, social, email - across all our markets - SEO strategy and organic content performance - Health education content - making complex science genuinely useful - Creative briefs for paid and organic campaigns - Content production coordination with freelancers and agencies What good looks like - 20+ content pieces/month across formats and channels - 3 high-intent SEO keywords ranking on page 1 in France within 6 months - A content system that works without you personally producing every piece - Content that makes people trust Lucis with their health data What we're looking for - You have a portfolio that demonstrates both strategic thinking and actual writing quality - You understand SEO - not just keywords, but the intent behind them and how content earns authority - You can write about complex health topics in ways that are clear, useful, and never

  • AI engineer

    Paris | Hybrid | London | Barcelona | Remote

    hybrid Salary not disclosed

    AI engineer Paris | Hybrid | London | Barcelona | Remote Making preventive health the default for every human in Europe The mission At Lucis https://lucis.life/?utm_source=career_job_desc&utm_medium=content, we believe healthcare should be preventive, not reactive. We're building the OS for human longevity to help people add more healthy years to their lives. You can read more about who we are and how we work here https://lucis.life/careers?utm_source=career_job_desc&utm_medium=content. THE ROLE We're building AI agents that act as a doctor for preventive health - analyzing 110+ biomarkers, reasoning over clinical data, and delivering protocols that change how people age. The system works. Now we need to make it smarter, faster, and ready for millions of users. As our AI Engineer, you own the reasoning engine: the agents, the retrieval pipelines, the clinical workflows, and the infrastructure that makes it all reliable in production. You work directly with our medical team to translate clinical knowledge into systems that actually behave like they understand it. This isn't a research role. It's a build role. The gap between a great LLM demo and a trustworthy AI doctor is enormous - your job is to close it. You could be responsible for - AI agent architecture - design and ship the multi-agent system behind our AI doctor: reasoning, planning, tool use, clinical citation, and safe fallback behavior - Retrieval & knowledge - vector infrastructure, embedding pipelines, RAG architecture over clinical literature and user health data. You know the difference between retrieval that works and retrieval that a clinician

  • Event & community manager

    Paris | OnSite | London | Barcelona

    onsite Salary not disclosed

    Event & community manager Paris | OnSite | London | Barcelona Making preventive health the default for every human in Europe THE MISSION At Lucis https://lucis.life/?utm_source=career_job_desc&utm_medium=content, we believe healthcare should be preventive, not reactive. We're building the OS for human longevity to help people add more healthy years to their lives. You can read more about who we are and how we work here https://lucis.life/careers?utm_source=career_job_desc&utm_medium=content. THE ROLE We're looking for an event & community manager who wants to build something, not just run events, but create the physical heartbeat of a health movement. What you'll own: - Event strategy and execution: owned events, partner events (Hyrox, Ironman) activations, pop-ups, brand experiences - Community building: online and offline, ambassadors, member programs - Merch coordination, booth setup, vendor management - all of it - Event-driven acquisition: knowing not just how many people came, but how many converted - The playbook we'll replicate and across Europe What good looks like: - 6+ events in 6 months (owned + partner) - Event CAC ≤ €50 - below our paid channels - 1,000+ engaged community members - 50+ active brand ambassadors - A documented event playbook ready for the next market ABOUT YOU What we're looking for: - You've produced events with 100+ attendees - and you've handled the logistics, not just the vision - You genuinely care about community: you know why people form them, and how to keep them alive - You're at home in health, wellness, and fitness culture - you understand

  • Context engineer (CTO FA)

    Paris | OnSite

    onsite Salary not disclosed

    Context engineer (CTO FA) Paris | OnSite Making preventive health the default for every human in Europe The mission At Lucis https://lucis.life/?utm_source=career_job_desc&utm_medium=content, we believe healthcare should be preventive, not reactive. We're building the OS for human longevity to help people add more healthy years to their lives. You can read more about who we are and how we work here https://lucis.life/careers?utm_source=career_job_desc&utm_medium=content. THE ROLE Over the last year, AI went from “helpful tool” to something closer to a new kind of teammate: capable of drafting, coding, analyzing, and operating across many steps when given the right context and guardrails. We think the next step-function in startup speed will come from teams that operationalize AI well: - Not one-off prompts. - Not a few power users. - But repeatable workflows that the whole company trusts and actually adopts. This role exists to make that real at Lucis. We are hiring a Context Engineer / Applied AI associate to make Lucis meaningfully faster and higher quality by embedding AI into how we work. This is a direct line of contact with the CTO, thus also referred to as technical founder associate. This is not a pure research role. It is an enablement + systems role: - You will find high-leverage workflows across teams. - Turn them into repeatable playbooks and lightweight internal products. - Put measurement in place. - Build guardrails so the outputs are reliable, safe, and trustworthy. You will partner closely with Product, Engineering, Operations, Growth, and Clinical, and report to

  • Founders associate

    Paris | OnSite

    onsite Salary not disclosed

    Founders associate Paris | OnSite Making preventive health the default for every human in Europe The mission At Lucis https://lucis.life/?utm_source=career_job_desc&utm_medium=content, we believe healthcare should be preventive, not reactive. We're building the OS for human longevity to help people add more healthy years to their lives. You can read more about who we are and how we work here https://lucis.life/careers?utm_source=career_job_desc&utm_medium=content. THE ROLE Be the CEO's strategic right hand - the force multiplier that turns ambiguity into execution. Own critical cross-functional projects, build scalable systems, and interface with investors/partners on behalf of the CEO. What you'll own (first 6 months) - Drafting monthly investor updates and maintain investor CRM - Coordinating board materials and follow-up action items - Leading international expansion prep (UK, Portugal, Spain) - Building systems and dashboards for CEO visibility - Running weekly leadership syncs with department heads ABOUT YOU You'll fit in well if - You have 3-5 years in high-growth startups, strategy consulting, or investment banking - You've worked directly with founders or C-level executives in fast-paced environment - You're a master of execution: builds financial models, writes crisp decks, ships projects end-to-end - You're a SaaS tool power user: Notion, Airtable, Figma, Raycast, AI tools (ChatGPT, Claude) - You're a spreadsheet wizard: Advanced Excel/Google Sheets (pivot tables, formulas, dashboards) - You're an exceptional writer: Can draft investor memos, board materials, strategic docs - You're fluent in English + French (critical for FR/UK/PT markets) We might not be a fit if - You need clearly defined role

  • Senior brand designer

    Paris | OnSite

    onsite Salary not disclosed

    Senior brand designer Paris | OnSite Making preventive health the default for every human in Europe The mission At Lucis https://lucis.life/?utm_source=career_job_desc&utm_medium=content, we believe healthcare should be preventive, not reactive. We're building the OS for human longevity to help people add more healthy years to their lives. You can read more about who we are and how we work here https://lucis.life/careers?utm_source=career_job_desc&utm_medium=content. ABOUT THE ROLE Lucis already has a working agentic asset stack - a set of Claude skills, Figma plugins, and image/video pipelines that turn a Notion brief into a shipped carousel, newsletter, or ad in under an hour. What we don't have is the senior brand operator who owns the systems on top of it: the templates, the editorial voice in pictures, the motion vocabulary, the website brand surface, the partner co-brand kits. You are that person. You operate the stack daily, you propose improvements when it drags, and you ship brand systems that compound - so Hugo can stay on creative direction and we keep our brand altitude as we scale to five European markets. WHAT YOU'LL OWN - Lucis's visual brand system across every touchpoint - tokens, type, motion, iconography, photography direction. Web, social, ads, decks, partner co-brand, physical, event, podcast, merch. - The agentic pipelines that ship the brand at velocity. Operate the existing stack daily, extend skills + knowledge files + plugins when they drag, and build new pipelines when the brand demands a surface we don't yet automate (motion ads, video reels, partner activation kits,