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b12 Labs

Chemical Copilot for Pharma and Biotech

no open roles today
size
2
backers
β€”
hq
San Francisco
industry
Healthcare

Open roles at b12 Labs

nothing live right now

We re-check b12 Labs 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 b12 Labs hires
    tracking b12 Labslast checked October 2, 2026

    Know when b12 Labs 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 b12 Labs hires

    From $5.99/week, cancel any time.

    1. livewatching b12 Labs0 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 b12 Labs

    b12 Labs is Chemical Copilot for Pharma and Biotech, and now <50 people. Working at a Healthcare, Drug Discovery and Delivery company at this stage means broad remit, direct access to founders, and equity that still means something if the company works out.

    San Francisco, CA, USA is where most b12 Labs positions are located.

    How to actually get hired at b12 Labs

    Why applying the normal way doesn't work

    b12 Labs is <50 people. No recruiter, no HR. Your application goes to a founder juggling everything. Cold outreach is how you actually get seen.

    Who to contact at b12 Labs

    Contact route not yet verified for b12 Labs. For a <50-person Healthcare, Drug Discovery and Delivery company, expect a founder or department head to make the call β€” but this is a model, not confirmed data.

    What b12 Labs screens for

    relevant experience and ability to operate autonomously

    Customize your CV for the b12 Labs role. Matching the job description language helps clear ATS filters.

    Mistakes that kill b12 Labs applications

    • A recycled CV gets rejected fast at b12 Labs (<50 people). They notice.

    • Don't open with what you want. Open with what b12 Labs is dealing with right now β€” is growing, and what you'd do about it.

    • Most Healthcare, Drug Discovery and Delivery applications get ghosted. A day-five follow-up can double your response rate.

    tracking b12 Labs

    Applying to b12 Labs? Get the contact, not the form.

    notify me when b12 Labs hires

    The b12 Labs interview process

    3 stages7 days typicaltake-home: nomodelled from similar companies

    We don't yet have verified candidate reports for b12 Labs. What follows is the typical process for a <50-person Healthcare, Drug Discovery and Delivery 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

    b12 Labs interview timeline

    Timeline: ~7 days. That's faster than the Healthcare, Drug Discovery and Delivery median (10 days at <50 people).

    Interviewed at b12 Labs?

    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 b12 Labs interview experience β†’

    b12 Labs jobs, frequently asked questions

    Is b12 Labs hiring right now?

    We aren't tracking any live b12 Labs vacancies today. We re-check daily and this page updates as soon as a role appears.

    How do I apply for a job at b12 Labs?

    Use the apply links above, or check our guide to getting hired at b12 Labs.

    Does b12 Labs respond to cold emails?

    Not enough data yet on b12 Labs's cold email response rates.

    Who is the hiring manager at b12 Labs?

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

    What ATS does b12 Labs use?

    b12 Labs uses Greenhouse.

    How competitive is it to get hired at b12 Labs?

    Typical applicant count for Healthcare, Drug Discovery and Delivery roles (<50 people): 50-100 in two weeks. Apply fast.

    How many rounds is the b12 Labs interview?

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

    Is the b12 Labs interview hard?

    Focus on relevant experience and culture fit, not puzzles. Final Round is reportedly the most challenging round.

    Does b12 Labs give a take-home task?

    No, b12 Labs does not include a take-home stage.

    How long does b12 Labs take to get back to you?

    Around 7 days across the full process.

    What should I prepare for the b12 Labs interview?

    Focus on relevant experience and culture fit. At <50 people, they're testing whether you can operate without process, not whether you memorised algorithms.

    Where is b12 Labs based?

    b12 Labs is headquartered in San Francisco, CA, USA.

    tracking b12 Labslast checked October 2, 2026

    Get b12 Labs 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 b12 Labs hires

    From $5.99/week, cancel any time.

    1. livewatching b12 Labs0 applicants
    2. +2hrole spotted & verified1
    3. +4hyou get the alert1
    4. day 3you've applied~8
    5. day 7+hits the job boards250+

    Related

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