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Persephone Biosciences

We are using the gut microbiome to end cancer.

no open roles today
size
6
backers
β€”
hq
San Diego
industry
Healthcare

Open roles at Persephone Biosciences

nothing live right now

We re-check Persephone Biosciences daily and this page updates the moment they post. Want their roles the day they go up, before the job boards index them?

notify me when Persephone Biosciences hires
    tracking Persephone Bioscienceslast checked October 2, 2026

    Know when Persephone Biosciences is hiring before anyone else

    A role stays uncontested for about four days. Here's the window, and where we put you in it.

    notify me when Persephone Biosciences hires

    From $5.99/week, cancel any time.

    1. livewatching Persephone Biosciences0 applicants
    2. +2hrole spotted & verified1
    3. +4hyou get the alert1
    4. day 3you've applied~8
    5. day 7+hits the job boards250+

    Working at Persephone Biosciences

    Persephone Biosciences is a Healthcare, Therapeutics company based in San Diego, CA, USA. For a Healthcare, Therapeutics company this size, the reality is broad remit, direct access to founders, and equity that still means something if the company works out.

    Most Persephone Biosciences jobs are based in San Diego, CA, USA.

    How to actually get hired at Persephone Biosciences

    Why applying the normal way doesn't work

    At this size (<50 people), Persephone Biosciences has no recruiting function. Founders handle hiring alongside everything else. Reach them directly or get lost in the inbox.

    Who to contact at Persephone Biosciences

    We haven't verified a contact route at Persephone Biosciences yet. At <50 people in Healthcare, Therapeutics, the decision-maker is almost always a founder or department head, but that's a model, not something we've confirmed. We're working on it, and members get verified contacts first.

    What Persephone Biosciences screens for

    relevant experience and ability to operate autonomously

    Don't send a generic CV to Persephone Biosciences. Mirror the job posting's language to get past automated screening.

    Mistakes that kill Persephone Biosciences applications

    • A recycled CV gets rejected fast at Persephone Biosciences (<50 people). They notice.

    • Lead with their problem, not your ambition. Persephone Biosciences is focused on is growing β€” show you understand that.

    • Don't apply and wait. The median Healthcare, Therapeutics application gets no response ever. One follow-up at day five roughly doubles reply rates.

    tracking Persephone Biosciences

    Applying to Persephone Biosciences? Get the contact, not the form.

    notify me when Persephone Biosciences hires

    The Persephone Biosciences interview process

    3 stages7 days typicaltake-home: nomodelled from similar companies

    We don't yet have verified candidate reports for Persephone Biosciences. What follows is the typical process for a <50-person Healthcare, Therapeutics company, so treat it as a model, not confirmed detail.

    Interview stages

    1. 1

      Intro Call

      Video call Β· 30 min

      What it testsCulture fit and role expectations
      Usually run byFounder or hiring manager
    2. 2

      Technical Deep Dive

      Video call or in-person Β· 60 min

      What it testsPast projects and problem-solving approach
      Usually run byTechnical founder or lead
    3. 3

      Final Round

      In-person or video Β· 45 min

      What it testsTeam fit and offer discussion
      Usually run byFounding team

    Persephone Biosciences interview timeline

    At 7 days, Persephone Biosciences's process is faster than typical for Healthcare, Therapeutics (10 days at this size).

    Interviewed at Persephone Biosciences?

    Tell us how it went: stages, questions, timeline. Takes 90 seconds and it's how this page stays accurate for the next person.

    Submit your Persephone Biosciences interview experience β†’

    Persephone Biosciences jobs, frequently asked questions

    Is Persephone Biosciences hiring right now?

    We aren't tracking any live Persephone Biosciences vacancies today. We re-check daily and this page updates as soon as a role appears.

    How do I apply for a job at Persephone Biosciences?

    Apply directly through the links above, or read our guide on how to actually get hired at Persephone Biosciences.

    Does Persephone Biosciences respond to cold emails?

    We're still collecting cold email data for Persephone Biosciences.

    Who is the hiring manager at Persephone Biosciences?

    At this size, hiring is usually run by a founder or department head.

    How competitive is it to get hired at Persephone Biosciences?

    Roles at <50-person Healthcare, Therapeutics companies typically draw 50-100 applicants in the first two weeks. Applying inside 72 hours of a posting going live is the single biggest lever you control.

    How many rounds is the Persephone Biosciences interview?

    3 stages: Intro Call, Technical Deep Dive, Final Round.

    Is the Persephone Biosciences interview hard?

    It concentrates on relevant experience and culture fit rather than abstract puzzles. The stage candidates find hardest is Final Round.

    Does Persephone Biosciences give a take-home task?

    No, Persephone Biosciences does not include a take-home stage.

    How long does Persephone Biosciences take to get back to you?

    Around 7 days across the full process.

    What should I prepare for the Persephone Biosciences interview?

    Prepare for relevant experience and culture fit. A <50-person startup wants proof you can ship, not that you can whiteboard.

    Where is Persephone Biosciences based?

    Persephone Biosciences is headquartered in San Diego, CA, USA.

    tracking Persephone Bioscienceslast checked October 2, 2026

    Get Persephone Biosciences roles before they're posted

    A role stays uncontested for about four days. Here's the window, and where we put you in it.

    notify me when Persephone Biosciences hires

    From $5.99/week, cancel any time.

    1. livewatching Persephone Biosciences0 applicants
    2. +2hrole spotted & verified1
    3. +4hyou get the alert1
    4. day 3you've applied~8
    5. day 7+hits the job boards250+

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