BillionToOne reviews

4.4

84% would recommend to a friend

(86 total reviews)

Oguzhan Atay

92% approve of CEO

91% positive business outlook

BillionToOne has an employee rating of 4.4 out of 5 stars, based on 86 company reviews on Glassdoor which indicates that most employees have an excellent working experience there. The BillionToOne employee rating is 25% above average for employers within the Pharmaceutical & Biotechnology industry (3.5 stars).

Reviews by job title

86 reviews
5.0
Aug 26, 2025

Great People

Anonymous employee
Recommend
CEO approval
Business Outlook

Pros

-good perks -funny coworkers -consistency in work

Cons

-you have to fight for yourself to get recognized - bite your tongue because any criticism is “talking bad”

4.0
Aug 14, 2024
Recommend
CEO approval
Business Outlook

Pros

Not a lot of micromanaging, decent managers Great product, cutting edge

Cons

Lack of commercial insurance coverage Lack of AL Medicaid coverage Unreasonable goals, 20% quarter over quarter growth

Viewing 25 - 27 of 86 Reviews

Glassdoor has 95 BillionToOne reviews submitted anonymously by BillionToOne employees. Read employee reviews and ratings on Glassdoor to decide if BillionToOne is right for you.